Built 2026-10-17 (17 October 2026)

Iloilo Weather Records (RP000986370)

Record envelope, standing records and threshold days for Iloilo (RP000986370), Philippines, with 61 years of record.

Key Facts for Iloilo

  • Iloilo (RP000986370) is a weather station in Philippines at 10.70 latitude and 122.57 longitude, 8 m (26 ft) above sea level.
  • The station reports from 1951 to 2011, 61 years of record.
  • 1,464 records set at Iloilo still stand.
  • Records are tracked for tmax, tmin: an element needs 30 years of data to be eligible.
  • Iloilo set a daily record low maximum temperature of 28.2 C (82.8 F) on 25 March 2011.

About the Station

  • Location: Philippines, 10.70 latitude, 122.57 longitude.
  • Elevation: 8 m (26 ft).
  • Period of record: 1951 to 2011, 61 years.
  • Eligible elements: tmax, tmin.

Daily Record Envelope and 2026

0 days at or beyond a record
Daily record high and record low at Iloilo, with 2026 drawn through them The band shows the record high and record low for each calendar day at Iloilo. The lines show the 2026 daily maximum and minimum. 0 days in 2026 matched or passed a record. Temperatures are in degrees Celsius. 152025303540 JanFebMarAprMayJunJulAugSepOctNovDec
The band shows the record high and record low for each calendar day at Iloilo. The lines show the 2026 daily maximum and minimum. 0 days in 2026 matched or passed a record. Temperatures are in degrees Celsius.
Daily record high and record low at Iloilo, with 2026 drawn through them
MonthHighest record highLowest record low2026 highest maximum2026 lowest minimum
Jan34.7 C (94.5 F)16.5 C (61.7 F)n/an/a
Feb35.5 C (95.9 F)16.7 C (62.1 F)n/an/a
Mar39.0 C (102.2 F)18.6 C (65.5 F)n/an/a
Apr37.5 C (99.5 F)20.0 C (68.0 F)n/an/a
May37.8 C (100.0 F)20.2 C (68.4 F)n/an/a
Jun37.5 C (99.5 F)20.0 C (68.0 F)n/an/a
Jul36.1 C (97.0 F)19.5 C (67.1 F)n/an/a
Aug34.5 C (94.1 F)20.0 C (68.0 F)n/an/a
Sep35.9 C (96.6 F)19.8 C (67.6 F)n/an/a
Oct35.6 C (96.1 F)19.2 C (66.6 F)n/an/a
Nov37.3 C (99.1 F)19.0 C (66.2 F)n/an/a
Dec34.5 C (94.1 F)19.0 C (66.2 F)n/an/a

Which Years Hold Standing Records

1,464 standing records
Standing records at Iloilo by the year they were set 1,464 records at Iloilo still stand. 1976 holds the most, with 124. 0501001501951: 171952: 191953: 91954: 101955: 111956: 221957: 161958: 231959: 51960: 111961: 141962: 231963: 261964: 181965: 251966: 161967: 371968: 261969: 81970: 131971: 231972: 121973: 271974: 341975: 631976: 1241977: 371978: 351979: 571980: 171981: 71982: 201983: 191984: 171985: 241986: 431987: 751988: 731989: 191990: 721991: 471994: 41995: 161996: 321997: 391998: 611999: 122000: 142001: 42002: 112003: 72004: 72005: 62006: 42007: 112008: 82009: 142010: 112011: 91951195719631969197519811987199520012007
1,464 records at Iloilo still stand. 1976 holds the most, with 124.
Standing records at Iloilo by the year they were set
Year setStanding records
195117
195219
19539
195410
195511
195622
195716
195823
19595
196011
196114
196223
196326
196418
196525
196616
196737
196826
19698
197013
197123
197212
197327
197434
197563
1976124
197737
197835
197957
198017
19817
198220
198319
198417
198524
198643
198775
198873
198919
199072
199147
19944
199516
199632
199739
199861
199912
200014
20014
200211
20037
20047
20056
20064
200711
20088
200914
201011
20119

All-Time Record Progression

1 new records
When Iloilo set new all-time records 1 all-time records were set at Iloilo between 12 April 1990 and 12 April 1990. Each dot is a new record. Record high minimum temperature12 April 1990: Record high minimum temperature 29.1 C (84.4 F)1990
1 all-time records were set at Iloilo between 12 April 1990 and 12 April 1990. Each dot is a new record.
When Iloilo set new all-time records
DateKindDetail
1990-04-12Record high minimum temperatureRecord high minimum temperature 29.1 C (84.4 F)

Wettest Day of Each Month

Oct: 405.9 mm (16.0 in)
Record daily precipitation for each month at Iloilo The wettest day on record for each calendar month at Iloilo. The most was 405.9 mm (16.0 in) on 28 October 1981. 0200400600 Jan: 60.7 mm (2.4 in), 1 January 2009 Jan Feb: 154.4 mm (6.1 in), 6 February 2008 Feb Mar: 70.1 mm (2.8 in), 24 March 1980 Mar Apr: 87.9 mm (3.5 in), 10 April 1996 Apr May: 240.0 mm (9.4 in), 17 May 1982 May Jun: 354.1 mm (13.9 in), 21 June 2008 Jun Jul: 371.1 mm (14.6 in), 8 July 2007 Jul Aug: 210.1 mm (8.3 in), 16 August 1979 Aug Sep: 119.9 mm (4.7 in), 20 September 1981 Sep Oct: 405.9 mm (16.0 in), 28 October 1981 Oct Nov: 143.0 mm (5.6 in), 8 November 2001 Nov Dec: 83.1 mm (3.3 in), 1 December 2000 Dec
The wettest day on record for each calendar month at Iloilo. The most was 405.9 mm (16.0 in) on 28 October 1981.
Record daily precipitation for each month at Iloilo
MonthRecord daily precipitation (mm)Date
Jan60.7 mm (2.4 in)1 January 2009
Feb154.4 mm (6.1 in)6 February 2008
Mar70.1 mm (2.8 in)24 March 1980
Apr87.9 mm (3.5 in)10 April 1996
May240.0 mm (9.4 in)17 May 1982
Jun354.1 mm (13.9 in)21 June 2008
Jul371.1 mm (14.6 in)8 July 2007
Aug210.1 mm (8.3 in)16 August 1979
Sep119.9 mm (4.7 in)20 September 1981
Oct405.9 mm (16.0 in)28 October 1981
Nov143.0 mm (5.6 in)8 November 2001
Dec83.1 mm (3.3 in)1 December 2000

Period of Record Coverage

1951 to 2011
Days with data per year at Iloilo 59 years of record at Iloilo, 1951 to 2011. 10 years have data for under 90 percent of days and are left out of rankings: 1994, 2001, 2003, 2004, 2005, 2006, 2007, 2008 and others. 1951: 365 of 365 days1952: 366 of 366 days1953: 365 of 365 days1954: 365 of 365 days1955: 365 of 365 days1956: 366 of 366 days1957: 365 of 365 days1958: 365 of 365 days1959: 365 of 365 days1960: 366 of 366 days1961: 365 of 365 days1962: 365 of 365 days1963: 365 of 365 days1964: 366 of 366 days1965: 365 of 365 days1966: 365 of 365 days1967: 365 of 365 days1968: 366 of 366 days1969: 365 of 365 days1970: 365 of 365 days1971: 365 of 365 days1972: 366 of 366 days1973: 358 of 365 days1974: 365 of 365 days1975: 365 of 365 days1976: 366 of 366 days1977: 365 of 365 days1978: 365 of 365 days1979: 365 of 365 days1980: 365 of 366 days1981: 365 of 365 days1982: 365 of 365 days1983: 365 of 365 days1984: 366 of 366 days1985: 365 of 365 days1986: 365 of 365 days1987: 365 of 365 days1988: 366 of 366 days1989: 365 of 365 days1990: 365 of 365 days1991: 365 of 365 days1994: 179 of 365 days1995: 365 of 365 days1996: 366 of 366 days1997: 365 of 365 days1998: 365 of 365 days1999: 365 of 365 days2000: 366 of 366 days2001: 261 of 365 days2002: 329 of 365 days2003: 290 of 365 days2004: 311 of 366 days2005: 280 of 365 days2006: 308 of 365 days2007: 318 of 365 days2008: 314 of 366 days2009: 325 of 365 days2010: 337 of 365 days2011: 79 of 365 days196019701980199020002010
59 years of record at Iloilo, 1951 to 2011. 10 years have data for under 90 percent of days and are left out of rankings: 1994, 2001, 2003, 2004, 2005, 2006, 2007, 2008 and others.
Days with data per year at Iloilo
YearDays with dataShare of yearComplete
1951365100%Yes
1952366100%Yes
1953365100%Yes
1954365100%Yes
1955365100%Yes
1956366100%Yes
1957365100%Yes
1958365100%Yes
1959365100%Yes
1960366100%Yes
1961365100%Yes
1962365100%Yes
1963365100%Yes
1964366100%Yes
1965365100%Yes
1966365100%Yes
1967365100%Yes
1968366100%Yes
1969365100%Yes
1970365100%Yes
1971365100%Yes
1972366100%Yes
197335898%Yes
1974365100%Yes
1975365100%Yes
1976366100%Yes
1977365100%Yes
1978365100%Yes
1979365100%Yes
1980365100%Yes
1981365100%Yes
1982365100%Yes
1983365100%Yes
1984366100%Yes
1985365100%Yes
1986365100%Yes
1987365100%Yes
1988366100%Yes
1989365100%Yes
1990365100%Yes
1991365100%Yes
199417949%No
1995365100%Yes
1996366100%Yes
1997365100%Yes
1998365100%Yes
1999365100%Yes
2000366100%Yes
200126172%No
200232990%Yes
200329079%No
200431185%No
200528077%No
200630884%No
200731887%No
200831486%No
200932589%No
201033792%Yes
20117922%No

Latest Records

20
Latest records at Iloilo
DateStationRecordValueBeat old record byOld record stoodSignificance
25 March 2011Iloilo, PHdaily low max28.2 C (82.8 F)0.5 C (0.9 F)40 years20 of 100 (Routine)
19 March 2011Iloilo, PHdaily low max27.0 C (80.6 F)1.1 C (2.0 F)45 years24 of 100 (Routine)
12 March 2011Iloilo, PHdaily low max26.8 C (80.2 F)0.6 C (1.1 F)44 years21 of 100 (Routine)
1 February 2011Iloilo, PHdaily low max26.6 C (79.9 F)0.1 C (0.2 F)48 years20 of 100 (Routine)
28 January 2011Iloilo, PHdaily low max26.0 C (78.8 F)0.1 C (0.2 F)28 years14 of 100 (Routine)
27 January 2011Iloilo, PHdaily low max26.4 C (79.5 F)0.3 C (0.5 F)48 years21 of 100 (Routine)
11 January 2011Iloilo, PHdaily low max25.2 C (77.4 F)0.5 C (0.9 F)45 years21 of 100 (Routine)
6 January 2011Iloilo, PHdaily low min (Tie)21.0 C (69.8 F)tie32 years3 of 100 (Routine)
3 January 2011Iloilo, PHdaily low max (Tie)26.5 C (79.7 F)tie1 year1 of 100 (Routine)
2 January 2011Iloilo, PHdaily low max26.0 C (78.8 F)1.0 C (1.8 F)1 year11 of 100 (Routine)
1 January 2011Iloilo, PHdaily low max26.0 C (78.8 F)0.7 C (1.3 F)51 years25 of 100 (Routine)
15 August 2010Iloilo, PHdaily high max34.3 C (93.7 F)0.1 C (0.2 F)13 years10 of 100 (Routine)
13 August 2010Iloilo, PHdaily high max (Tie)33.2 C (91.8 F)tie12 years2 of 100 (Routine)
17 July 2010Iloilo, PHdaily high max34.8 C (94.6 F)1.2 C (2.2 F)25 years20 of 100 (Routine)
5 July 2010Iloilo, PHdaily high max35.4 C (95.7 F)1.5 C (2.7 F)32 years24 of 100 (Routine)
4 July 2010Iloilo, PHdaily high max (Tie)34.6 C (94.3 F)tie19 years2 of 100 (Routine)
3 July 2010Iloilo, PHdaily high max34.4 C (93.9 F)0.4 C (0.7 F)24 years15 of 100 (Routine)
2 July 2010Iloilo, PHdaily high max (Tie)34.4 C (93.9 F)tie19 years2 of 100 (Routine)
27 June 2010Iloilo, PHdaily high max33.3 C (91.9 F)0.1 C (0.2 F)23 years12 of 100 (Routine)
16 June 2010Iloilo, PHdaily high max35.4 C (95.7 F)0.4 C (0.7 F)27 years16 of 100 (Routine)

Climate Trend

54 complete years, 1951 to 2010
Annual mean temperature at Iloilo as warming stripes, 1951 to 2010 One stripe for each of 54 complete years at Iloilo, 1951 to 2010. Blue stripes are years cooler than the station's own mean of 27.5 C (81.5 F); red stripes are warmer. The coolest year was 1976, at 26.4 C (79.5 F), and the warmest was 1987, at 28.7 C (83.7 F). The strongest colour marks a difference of 1.3 C (2.3 F). 1951: 27.2 C, -0.4 C from the station mean1952: 27.1 C, -0.4 C from the station mean1953: 27.2 C, -0.3 C from the station mean1954: 27.1 C, -0.4 C from the station mean1955: 26.9 C, -0.6 C from the station mean1956: 26.8 C, -0.7 C from the station mean1957: 27.1 C, -0.4 C from the station mean1958: 27.2 C, -0.3 C from the station mean1959: 27.1 C, -0.4 C from the station mean1960: 27.1 C, -0.4 C from the station mean1961: 27.0 C, -0.5 C from the station mean1962: 26.9 C, -0.6 C from the station mean1963: 26.6 C, -0.9 C from the station mean1964: 27.0 C, -0.5 C from the station mean1965: 26.7 C, -0.8 C from the station mean1966: 27.2 C, -0.4 C from the station mean1967: 26.8 C, -0.7 C from the station mean1968: 27.1 C, -0.4 C from the station mean1969: 27.5 C, 0.0 C from the station mean1970: 27.7 C, +0.2 C from the station mean1971: 26.9 C, -0.6 C from the station mean1972: 27.3 C, -0.2 C from the station mean1973: 27.9 C, +0.3 C from the station mean1974: 27.0 C, -0.5 C from the station mean1975: 26.7 C, -0.8 C from the station mean1976: 26.4 C, -1.1 C from the station mean1977: 27.6 C, +0.1 C from the station mean1978: 28.2 C, +0.7 C from the station mean1979: 28.2 C, +0.7 C from the station mean1980: 27.9 C, +0.4 C from the station mean1981: 27.7 C, +0.2 C from the station mean1982: 27.7 C, +0.2 C from the station mean1983: 28.4 C, +0.9 C from the station mean1984: 28.1 C, +0.6 C from the station mean1985: 28.2 C, +0.7 C from the station mean1986: 28.3 C, +0.8 C from the station mean1987: 28.7 C, +1.2 C from the station mean1988: 28.4 C, +0.8 C from the station mean1989: 27.8 C, +0.3 C from the station mean1990: 28.7 C, +1.2 C from the station mean1991: 28.5 C, +1.0 C from the station mean1995: 27.8 C, +0.3 C from the station mean1996: 27.4 C, -0.1 C from the station mean1997: 27.5 C, 0.0 C from the station mean1998: 28.6 C, +1.1 C from the station mean1999: 27.6 C, +0.1 C from the station mean2000: 27.6 C, +0.1 C from the station mean2002: 27.7 C, +0.2 C from the station mean2004: 27.7 C, +0.2 C from the station mean2005: 27.9 C, +0.4 C from the station mean2006: 27.8 C, +0.3 C from the station mean2007: 27.6 C, +0.1 C from the station mean2009: 26.8 C, -0.7 C from the station mean2010: 27.7 C, +0.2 C from the station mean1951195519601965197019751980198519901995200020052010
One stripe for each of 54 complete years at Iloilo, 1951 to 2010. Blue stripes are years cooler than the station's own mean of 27.5 C (81.5 F); red stripes are warmer. The coolest year was 1976, at 26.4 C (79.5 F), and the warmest was 1987, at 28.7 C (83.7 F). The strongest colour marks a difference of 1.3 C (2.3 F).
Annual mean temperature at Iloilo as warming stripes, 1951 to 2010
YearAnnual mean temperatureDifference from the station mean
195127.2 C-0.35 C
195227.1 C-0.44 C
195327.2 C-0.33 C
195427.1 C-0.36 C
195526.9 C-0.60 C
195626.8 C-0.71 C
195727.1 C-0.43 C
195827.2 C-0.34 C
195927.1 C-0.41 C
196027.1 C-0.36 C
196127.0 C-0.47 C
196226.9 C-0.63 C
196326.6 C-0.93 C
196427.0 C-0.53 C
196526.7 C-0.83 C
196627.2 C-0.35 C
196726.8 C-0.67 C
196827.1 C-0.37 C
196927.5 C+0.02 C
197027.7 C+0.18 C
197126.9 C-0.57 C
197227.3 C-0.20 C
197327.9 C+0.35 C
197427.0 C-0.49 C
197526.7 C-0.81 C
197626.4 C-1.11 C
197727.6 C+0.13 C
197828.2 C+0.70 C
197928.2 C+0.67 C
198027.9 C+0.44 C
198127.7 C+0.21 C
198227.7 C+0.20 C
198328.4 C+0.91 C
198428.1 C+0.56 C
198528.2 C+0.71 C
198628.3 C+0.76 C
198728.7 C+1.21 C
198828.4 C+0.85 C
198927.8 C+0.34 C
199028.7 C+1.19 C
199128.5 C+0.96 C
199527.8 C+0.26 C
199627.4 C-0.10 C
199727.5 C+0.03 C
199828.6 C+1.06 C
199927.6 C+0.08 C
200027.6 C+0.14 C
200227.7 C+0.16 C
200427.7 C+0.18 C
200527.9 C+0.39 C
200627.8 C+0.31 C
200727.6 C+0.14 C
200926.8 C-0.70 C
201027.7 C+0.20 C

The annual mean temperature here has risen by 0.2 C (0.1 to 0.3) per decade over 1951 to 2010. In Fahrenheit: 0.3 F (0.2 to 0.5) per decade. The slope is a straight line fitted to 54 complete years; the brackets give its 95 percent interval.

Fitted temperature trends per decade at Iloilo
MeasurePer decade (C)Per decade (F)PeriodComplete yearsReading
Annual mean temperature0.2 C (0.1 to 0.3) per decade0.3 F (0.2 to 0.5) per decade1951 to 201054Rise
Mean daily maximum0.4 C (0.3 to 0.5) per decade0.8 F (0.6 to 1.0) per decade1951 to 201054Rise
Mean daily minimum-0.05 C (-0.15 to 0.04) per decade-0.1 F (-0.3 to 0.1) per decade1951 to 201054Not clearly different from zero

A year is complete when all 12 months have at least 20 days of both daily maximum and daily minimum readings. The annual mean is the mean of the monthly means. The trend describes this one station over this period; it does not say what caused the change.

Extremes by Year

1951 to 2011
Yearly extremes at Iloilo: the record and the median year
MeasureRecordYear of the recordMedian yearYears with a value
Hottest day (TXx)39.0 C (102.2 F)197335.4 C (95.7 F)59
Coldest night (TNn)16.5 C (61.7 F)197620.2 C (68.4 F)59
Wettest day (Rx1day)405.9 mm (16.0 in)198197.5 mm (3.8 in)42
Wettest five days (Rx5day)617.2 mm (24.3 in)1994216.9 mm (8.5 in)36
Longest dry spell (CDD)36 days199512 days39

Hottest day (TXx)

Hottest day (TXx) at Iloilo by year The hottest day of the year at Iloilo, 1951 to 2011. The record is 39.0 C (102.2 F) in 1973, marked on the chart; the median year is 35.4 C (95.7 F). 3234363840196019701980199020002010Record: 39.0 C (102.2 F) in 1973
The hottest day of the year at Iloilo, 1951 to 2011. The record is 39.0 C (102.2 F) in 1973, marked on the chart; the median year is 35.4 C (95.7 F).
Hottest day (TXx) at Iloilo by year
YearHottest day (TXx)
195134.6 C (94.3 F)
195235.0 C (95.0 F)
195334.7 C (94.5 F)
195434.7 C (94.5 F)
195534.4 C (93.9 F)
195633.2 C (91.8 F)
195733.9 C (93.0 F)
195833.2 C (91.8 F)
195933.9 C (93.0 F)
196034.1 C (93.4 F)
196134.4 C (93.9 F)
196233.9 C (93.0 F)
196333.9 C (93.0 F)
196433.3 C (91.9 F)
196533.8 C (92.8 F)
196633.6 C (92.5 F)
196734.2 C (93.6 F)
196835.0 C (95.0 F)
196935.2 C (95.4 F)
197034.9 C (94.8 F)
197133.9 C (93.0 F)
197235.6 C (96.1 F)
197339.0 C (102.2 F)
197437.2 C (99.0 F)
197537.2 C (99.0 F)
197636.4 C (97.5 F)
197736.7 C (98.1 F)
197837.4 C (99.3 F)
197937.2 C (99.0 F)
198036.4 C (97.5 F)
198135.8 C (96.4 F)
198236.0 C (96.8 F)
198337.0 C (98.6 F)
198435.7 C (96.3 F)
198536.3 C (97.3 F)
198636.2 C (97.2 F)
198737.8 C (100.0 F)
198836.6 C (97.9 F)
198935.3 C (95.5 F)
199037.3 C (99.1 F)
199137.5 C (99.5 F)
199434.2 C (93.6 F)
199536.4 C (97.5 F)
199635.0 C (95.0 F)
199736.2 C (97.2 F)
199837.5 C (99.5 F)
199934.6 C (94.3 F)
200035.4 C (95.7 F)
200134.6 C (94.3 F)
200236.0 C (96.8 F)
200335.8 C (96.4 F)
200436.5 C (97.7 F)
200537.0 C (98.6 F)
200636.5 C (97.7 F)
200737.3 C (99.1 F)
200835.2 C (95.4 F)
200935.0 C (95.0 F)
201036.8 C (98.2 F)
201132.4 C (90.3 F)

Coldest night (TNn)

Coldest night (TNn) at Iloilo by year The coldest night of the year at Iloilo, 1951 to 2011. The record is 16.5 C (61.7 F) in 1976, marked on the chart; the median year is 20.2 C (68.4 F). 16182022196019701980199020002010Record: 16.5 C (61.7 F) in 1976
The coldest night of the year at Iloilo, 1951 to 2011. The record is 16.5 C (61.7 F) in 1976, marked on the chart; the median year is 20.2 C (68.4 F).
Coldest night (TNn) at Iloilo by year
YearColdest night (TNn)
195120.7 C (69.3 F)
195221.0 C (69.8 F)
195321.3 C (70.3 F)
195421.6 C (70.9 F)
195520.7 C (69.3 F)
195621.6 C (70.9 F)
195721.7 C (71.1 F)
195820.1 C (68.2 F)
195921.1 C (70.0 F)
196020.8 C (69.4 F)
196119.3 C (66.7 F)
196220.6 C (69.1 F)
196319.9 C (67.8 F)
196420.6 C (69.1 F)
196519.4 C (66.9 F)
196621.1 C (70.0 F)
196720.0 C (68.0 F)
196818.6 C (65.5 F)
196921.0 C (69.8 F)
197021.7 C (71.1 F)
197119.7 C (67.5 F)
197220.0 C (68.0 F)
197319.2 C (66.6 F)
197418.8 C (65.8 F)
197519.2 C (66.6 F)
197616.5 C (61.7 F)
197719.3 C (66.7 F)
197820.4 C (68.7 F)
197919.6 C (67.3 F)
198021.2 C (70.2 F)
198119.3 C (66.7 F)
198220.2 C (68.4 F)
198320.7 C (69.3 F)
198421.0 C (69.8 F)
198520.0 C (68.0 F)
198620.5 C (68.9 F)
198719.6 C (67.3 F)
198820.1 C (68.2 F)
198920.0 C (68.0 F)
199020.6 C (69.1 F)
199120.1 C (68.2 F)
199421.0 C (69.8 F)
199520.0 C (68.0 F)
199617.8 C (64.0 F)
199718.5 C (65.3 F)
199819.5 C (67.1 F)
199920.5 C (68.9 F)
200020.0 C (68.0 F)
200121.3 C (70.3 F)
200220.0 C (68.0 F)
200320.5 C (68.9 F)
200420.0 C (68.0 F)
200520.0 C (68.0 F)
200620.4 C (68.7 F)
200721.5 C (70.7 F)
200820.0 C (68.0 F)
200921.0 C (69.8 F)
201021.5 C (70.7 F)
201121.0 C (69.8 F)

Wettest day (Rx1day)

Wettest day (Rx1day) at Iloilo by year The wettest day of the year at Iloilo, 1951 to 2011. The record is 405.9 mm (16.0 in) in 1981, marked on the chart; the median year is 97.5 mm (3.8 in). 0100200300400500196019701980199020002010Record: 405.9 mm (16.0 in) in 1981
The wettest day of the year at Iloilo, 1951 to 2011. The record is 405.9 mm (16.0 in) in 1981, marked on the chart; the median year is 97.5 mm (3.8 in).
Wettest day (Rx1day) at Iloilo by year
YearWettest day (Rx1day)
1951n/a
1952n/a
1953n/a
1954n/a
1955n/a
1956n/a
1957n/a
1958n/a
195971.9 mm (2.8 in)
196068.1 mm (2.7 in)
196172.9 mm (2.9 in)
196298.0 mm (3.9 in)
196375.9 mm (3.0 in)
1964n/a
1965n/a
1966n/a
1967n/a
1968n/a
1969n/a
1970n/a
1971n/a
1972n/a
197372.9 mm (2.9 in)
197466.0 mm (2.6 in)
197558.9 mm (2.3 in)
1976167.9 mm (6.6 in)
197742.9 mm (1.7 in)
197833.0 mm (1.3 in)
1979210.1 mm (8.3 in)
1980340.1 mm (13.4 in)
1981405.9 mm (16.0 in)
1982240.0 mm (9.4 in)
198399.1 mm (3.9 in)
198434.0 mm (1.3 in)
1985113.0 mm (4.4 in)
198651.1 mm (2.0 in)
198789.9 mm (3.5 in)
198872.9 mm (2.9 in)
198989.9 mm (3.5 in)
1990180.1 mm (7.1 in)
1991159.0 mm (6.3 in)
1994322.1 mm (12.7 in)
1995118.1 mm (4.6 in)
1996181.1 mm (7.1 in)
199797.0 mm (3.8 in)
199893.0 mm (3.7 in)
199962.0 mm (2.4 in)
200089.9 mm (3.5 in)
2001281.2 mm (11.1 in)
2002134.1 mm (5.3 in)
200391.2 mm (3.6 in)
2004117.1 mm (4.6 in)
2005214.9 mm (8.5 in)
2006131.1 mm (5.2 in)
2007371.1 mm (14.6 in)
2008354.1 mm (13.9 in)
2009268.5 mm (10.6 in)
201085.1 mm (3.4 in)
201147.2 mm (1.9 in)

Wettest five days (Rx5day)

Wettest five days (Rx5day) at Iloilo by year The wettest five days of the year at Iloilo, 1951 to 2011. The record is 617.2 mm (24.3 in) in 1994, marked on the chart; the median year is 216.9 mm (8.5 in). 0200400600800196019701980199020002010Record: 617.2 mm (24.3 in) in 1994
The wettest five days of the year at Iloilo, 1951 to 2011. The record is 617.2 mm (24.3 in) in 1994, marked on the chart; the median year is 216.9 mm (8.5 in).
Wettest five days (Rx5day) at Iloilo by year
YearWettest five days (Rx5day)
1951n/a
1952n/a
1953n/a
1954n/a
1955n/a
1956n/a
1957n/a
1958n/a
1959122.0 mm (4.8 in)
1960125.3 mm (4.9 in)
196184.9 mm (3.3 in)
1962282.9 mm (11.1 in)
1963108.9 mm (4.3 in)
1964n/a
1965n/a
1966n/a
1967n/a
1968n/a
1969n/a
1970n/a
1971n/a
1972n/a
1973n/a
1974n/a
1975n/a
1976n/a
1977n/a
1978n/a
1979502.2 mm (19.8 in)
1980347.2 mm (13.7 in)
1981417.1 mm (16.4 in)
1982243.0 mm (9.6 in)
198316.0 mm (0.6 in)
198432.2 mm (1.3 in)
19857.1 mm (0.28 in)
198651.1 mm (2.0 in)
19875.1 mm (0.20 in)
1988202.7 mm (8.0 in)
1989215.0 mm (8.5 in)
1990270.6 mm (10.7 in)
1991241.8 mm (9.5 in)
1994617.2 mm (24.3 in)
1995272.1 mm (10.7 in)
1996259.0 mm (10.2 in)
1997218.0 mm (8.6 in)
1998161.0 mm (6.3 in)
199980.6 mm (3.2 in)
2000235.8 mm (9.3 in)
2001326.2 mm (12.8 in)
2002105.6 mm (4.2 in)
2003190.7 mm (7.5 in)
2004201.7 mm (7.9 in)
2005237.2 mm (9.3 in)
2006215.7 mm (8.5 in)
2007399.5 mm (15.7 in)
2008402.4 mm (15.8 in)
2009326.7 mm (12.9 in)
2010218.9 mm (8.6 in)
201178.9 mm (3.1 in)

Longest dry spell (CDD)

Longest dry spell (CDD) at Iloilo by year The longest dry spell of the year at Iloilo, 1951 to 2011. The record is 36 days in 1995, marked on the chart; the median year is 12 days. 010203040196019701980199020002010Record: 36 days in 1995
The longest dry spell of the year at Iloilo, 1951 to 2011. The record is 36 days in 1995, marked on the chart; the median year is 12 days.
Longest dry spell (CDD) at Iloilo by year
YearLongest dry spell (CDD)
1951n/a
1952n/a
1953n/a
1954n/a
1955n/a
1956n/a
1957n/a
1958n/a
19593 days
19603 days
19613 days
19624 days
19637 days
1964n/a
1965n/a
1966n/a
1967n/a
1968n/a
1969n/a
1970n/a
1971n/a
1972n/a
19731 day
1974n/a
19751 day
1976n/a
1977n/a
19781 day
197925 days
198017 days
198116 days
198213 days
198314 days
19848 days
198522 days
198616 days
198720 days
198817 days
198914 days
199027 days
199127 days
199418 days
199536 days
199612 days
199727 days
199815 days
19997 days
20005 days
20013 days
200211 days
200323 days
200421 days
200521 days
20063 days
20074 days
20083 days
20092 days
20103 days
20112 days

Each chart shows one value per year; the dot marks the record year. TXx is the hottest daily maximum, TNn the coldest daily minimum, Rx1day and Rx5day the largest one-day and five-day rain totals, and CDD the longest run of days with less than 1 mm of rain. A year with missing days can understate an extreme.

Download the Data

  • Data for Iloilo standing records by year: CSV or JSON. Field meanings are on the data page.
  • Data for Iloilo threshold days by year: CSV or JSON. Field meanings are on the data page.

Source: NOAA National Centers for Environmental Information, Global Historical Climatology Network Daily (GHCN-Daily). Records are computed by World Extreme Weather Monitor and are not official NOAA products. (US Government open data (NOAA NCEI)) Data as of 2026-10-15 (15 October 2026). Records are computed by this site and are not official.

Data as of . Last revised (2025-12-31).