Built 2026-10-18 (18 October 2026)

Santa Maria Amajac Weather Records (MXN00013121)

Record envelope, standing records and threshold days for Santa Maria Amajac (MXN00013121), Mexico, with 32 years of record.

Key Facts for Santa Maria Amajac

  • Santa Maria Amajac (MXN00013121) is a weather station in Mexico at 20.32 latitude and -98.73 longitude, 1,692 m (5,551 ft) above sea level.
  • The station reports from 1980 to 2011, 32 years of record.
  • 1,464 records set at Santa Maria Amajac still stand.
  • Records are tracked for tmax, tmin, prcp: an element needs 30 years of data to be eligible.
  • Santa Maria Amajac set a daily record high minimum temperature of 15.6 C (60.1 F) on 31 July 2011.

About the Station

  • Location: Mexico, 20.32 latitude, -98.73 longitude.
  • Elevation: 1,692 m (5,551 ft).
  • Period of record: 1980 to 2011, 32 years.
  • Eligible elements: tmax, tmin, prcp.

Daily Record Envelope and 2026

0 days at or beyond a record
Daily record high and record low at Santa Maria Amajac, with 2026 drawn through them The band shows the record high and record low for each calendar day at Santa Maria Amajac. The lines show the 2026 daily maximum and minimum. 0 days in 2026 matched or passed a record. Temperatures are in degrees Celsius. -10010203040 JanFebMarAprMayJunJulAugSepOctNovDec
The band shows the record high and record low for each calendar day at Santa Maria Amajac. 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 Santa Maria Amajac, with 2026 drawn through them
MonthHighest record highLowest record low2026 highest maximum2026 lowest minimum
Jan35.0 C (95.0 F)-8.3 C (17.1 F)n/an/a
Feb35.0 C (95.0 F)-5.0 C (23.0 F)n/an/a
Mar37.8 C (100.0 F)-5.0 C (23.0 F)n/an/a
Apr37.8 C (100.0 F)0.0 C (32.0 F)n/an/a
May38.9 C (102.0 F)2.8 C (37.0 F)n/an/a
Jun36.7 C (98.1 F)3.9 C (39.0 F)n/an/a
Jul36.7 C (98.1 F)3.9 C (39.0 F)n/an/a
Aug35.6 C (96.1 F)3.9 C (39.0 F)n/an/a
Sep35.0 C (95.0 F)0.6 C (33.1 F)n/an/a
Oct32.8 C (91.0 F)-3.3 C (26.1 F)n/an/a
Nov32.8 C (91.0 F)-6.1 C (21.0 F)n/an/a
Dec33.9 C (93.0 F)-8.3 C (17.1 F)n/an/a

Which Years Hold Standing Records

1,464 standing records
Standing records at Santa Maria Amajac by the year they were set 1,464 records at Santa Maria Amajac still stand. 2009 holds the most, with 96. 02550751001980: 131981: 401982: 471983: 491984: 601985: 281986: 591987: 681988: 351989: 601990: 251991: 441992: 501993: 241994: 401995: 411996: 441997: 561998: 721999: 392000: 412001: 282002: 382003: 362004: 442005: 602006: 412007: 372008: 472009: 962010: 782011: 2419801984198819921996200020042008
1,464 records at Santa Maria Amajac still stand. 2009 holds the most, with 96.
Standing records at Santa Maria Amajac by the year they were set
Year setStanding records
198013
198140
198247
198349
198460
198528
198659
198768
198835
198960
199025
199144
199250
199324
199440
199541
199644
199756
199872
199939
200041
200128
200238
200336
200444
200560
200641
200737
200847
200996
201078
201124

Wettest Day of Each Month

Aug: 105.9 mm (4.2 in)
Record daily precipitation for each month at Santa Maria Amajac The wettest day on record for each calendar month at Santa Maria Amajac. The most was 105.9 mm (4.2 in) on 7 August 1990. 050100150 Jan: 27.4 mm (1.1 in), 18 January 1983 Jan Feb: 38.4 mm (1.5 in), 9 February 2007 Feb Mar: 42.9 mm (1.7 in), 29 March 1982 Mar Apr: 59.9 mm (2.4 in), 18 April 1981 Apr May: 46.0 mm (1.8 in), 25 May 1983 May Jun: 57.9 mm (2.3 in), 30 June 2011 Jun Jul: 55.4 mm (2.2 in), 1 July 1983 Jul Aug: 105.9 mm (4.2 in), 7 August 1990 Aug Sep: 105.9 mm (4.2 in), 2 September 1988 Sep Oct: 87.4 mm (3.4 in), 5 October 1999 Oct Nov: 20.8 mm (0.8 in), 5 November 1983 Nov Dec: 9.4 mm (0.37 in), 25 December 1995 Dec
The wettest day on record for each calendar month at Santa Maria Amajac. The most was 105.9 mm (4.2 in) on 7 August 1990.
Record daily precipitation for each month at Santa Maria Amajac
MonthRecord daily precipitation (mm)Date
Jan27.4 mm (1.1 in)18 January 1983
Feb38.4 mm (1.5 in)9 February 2007
Mar42.9 mm (1.7 in)29 March 1982
Apr59.9 mm (2.4 in)18 April 1981
May46.0 mm (1.8 in)25 May 1983
Jun57.9 mm (2.3 in)30 June 2011
Jul55.4 mm (2.2 in)1 July 1983
Aug105.9 mm (4.2 in)7 August 1990
Sep105.9 mm (4.2 in)2 September 1988
Oct87.4 mm (3.4 in)5 October 1999
Nov20.8 mm (0.8 in)5 November 1983
Dec9.4 mm (0.37 in)25 December 1995

Period of Record Coverage

1980 to 2011
Days with data per year at Santa Maria Amajac 32 years of record at Santa Maria Amajac, 1980 to 2011. 7 years have data for under 90 percent of days and are left out of rankings: 1980, 1983, 1985, 1992, 1993, 2001, 2011. 1980: 92 of 366 days1981: 347 of 365 days1982: 365 of 365 days1983: 306 of 365 days1984: 366 of 366 days1985: 303 of 365 days1986: 365 of 365 days1987: 365 of 365 days1988: 366 of 366 days1989: 365 of 365 days1990: 365 of 365 days1991: 364 of 365 days1992: 305 of 366 days1993: 306 of 365 days1994: 365 of 365 days1995: 364 of 365 days1996: 365 of 366 days1997: 363 of 365 days1998: 362 of 365 days1999: 364 of 365 days2000: 366 of 366 days2001: 306 of 365 days2002: 365 of 365 days2003: 365 of 365 days2004: 351 of 366 days2005: 353 of 365 days2006: 364 of 365 days2007: 365 of 365 days2008: 364 of 366 days2009: 359 of 365 days2010: 364 of 365 days2011: 212 of 365 days1980198519901995200020052010
32 years of record at Santa Maria Amajac, 1980 to 2011. 7 years have data for under 90 percent of days and are left out of rankings: 1980, 1983, 1985, 1992, 1993, 2001, 2011.
Days with data per year at Santa Maria Amajac
YearDays with dataShare of yearComplete
19809225%No
198134795%Yes
1982365100%Yes
198330684%No
1984366100%Yes
198530383%No
1986365100%Yes
1987365100%Yes
1988366100%Yes
1989365100%Yes
1990365100%Yes
1991364100%Yes
199230583%No
199330684%No
1994365100%Yes
1995364100%Yes
1996365100%Yes
199736399%Yes
199836299%Yes
1999364100%Yes
2000366100%Yes
200130684%No
2002365100%Yes
2003365100%Yes
200435196%Yes
200535397%Yes
2006364100%Yes
2007365100%Yes
200836499%Yes
200935998%Yes
2010364100%Yes
201121258%No

Latest Records

20
Latest records at Santa Maria Amajac
DateStationRecordValueBeat old record byOld record stoodSignificance
31 July 2011Santa Maria Amajac, MXdaily high min15.6 C (60.1 F)0.6 C (1.1 F)6 years7 of 100 (Routine)
30 July 2011Santa Maria Amajac, MXdaily high min15.6 C (60.1 F)0.6 C (1.1 F)4 years6 of 100 (Routine)
26 July 2011Santa Maria Amajac, MXdaily high max (Tie)28.9 C (84.0 F)tie16 years2 of 100 (Routine)
17 July 2011Santa Maria Amajac, MXdaily low max20.0 C (68.0 F)1.7 C (3.1 F)4 years10 of 100 (Routine)
17 July 2011Santa Maria Amajac, MXdaily high min (Tie)15.6 C (60.1 F)tie5 years1 of 100 (Routine)
14 July 2011Santa Maria Amajac, MXdaily high min15.6 C (60.1 F)0.6 C (1.1 F)8 years7 of 100 (Routine)
13 July 2011Santa Maria Amajac, MXdaily rain26.9 mm (1.1 in)13.2 mm (0.5 in)26 years25 of 100 (Routine)
11 July 2011Santa Maria Amajac, MXdaily rain19.8 mm (0.8 in)2.3 mm (0.09 in)26 years13 of 100 (Routine)
10 July 2011Santa Maria Amajac, MXdaily rain17.8 mm (0.7 in)9.9 mm (0.39 in)24 years20 of 100 (Routine)
10 July 2011Santa Maria Amajac, MXdaily high min (Tie)15.6 C (60.1 F)tie1 year0 of 100 (Routine)
1 July 2011Santa Maria Amajac, MXdaily low max (Tie)18.9 C (66.0 F)tie20 years2 of 100 (Routine)
30 June 2011Santa Maria Amajac, MXmonthly rain57.9 mm (2.3 in)7.1 mm (0.28 in)30 years29 of 100 (Routine)
30 June 2011Santa Maria Amajac, MXdaily low max (Tie)18.9 C (66.0 F)tie25 years2 of 100 (Routine)
29 June 2011Santa Maria Amajac, MXdaily rain39.9 mm (1.6 in)12.0 mm (0.5 in)10 years18 of 100 (Routine)
28 June 2011Santa Maria Amajac, MXdaily high min15.6 C (60.1 F)0.6 C (1.1 F)4 years6 of 100 (Routine)
26 June 2011Santa Maria Amajac, MXdaily high min (Tie)15.6 C (60.1 F)tie6 years1 of 100 (Routine)
24 June 2011Santa Maria Amajac, MXdaily high min (Tie)15.6 C (60.1 F)tie8 years1 of 100 (Routine)
23 June 2011Santa Maria Amajac, MXdaily rain30.0 mm (1.2 in)2.6 mm (0.10 in)17 years10 of 100 (Routine)
23 June 2011Santa Maria Amajac, MXdaily high min15.6 C (60.1 F)0.6 C (1.1 F)6 years7 of 100 (Routine)
22 June 2011Santa Maria Amajac, MXdaily high min16.7 C (62.1 F)1.1 C (2.0 F)5 years8 of 100 (Routine)

Climate Trend

23 complete years, 1982 to 2010
Annual mean temperature at Santa Maria Amajac as warming stripes, 1982 to 2010 One stripe for each of 23 complete years at Santa Maria Amajac, 1982 to 2010. Blue stripes are years cooler than the station's own mean of 17.3 C (63.2 F); red stripes are warmer. The coolest year was 1984, at 16.4 C (61.5 F), and the warmest was 2009, at 19.0 C (66.2 F). The strongest colour marks a difference of 1.7 C (3.1 F). 1982: 17.3 C, 0.0 C from the station mean1984: 16.4 C, -1.0 C from the station mean1986: 16.9 C, -0.5 C from the station mean1987: 16.9 C, -0.5 C from the station mean1988: 17.0 C, -0.4 C from the station mean1989: 16.4 C, -0.9 C from the station mean1990: 17.0 C, -0.4 C from the station mean1991: 17.4 C, 0.0 C from the station mean1994: 17.4 C, 0.0 C from the station mean1995: 17.7 C, +0.3 C from the station mean1996: 17.0 C, -0.3 C from the station mean1997: 17.2 C, -0.1 C from the station mean1998: 17.9 C, +0.6 C from the station mean1999: 16.6 C, -0.7 C from the station mean2000: 16.6 C, -0.8 C from the station mean2002: 16.9 C, -0.5 C from the station mean2003: 17.2 C, -0.2 C from the station mean2004: 17.6 C, +0.3 C from the station mean2005: 18.5 C, +1.1 C from the station mean2006: 17.9 C, +0.6 C from the station mean2008: 18.4 C, +1.1 C from the station mean2009: 19.0 C, +1.6 C from the station mean2010: 18.0 C, +0.6 C from the station mean1982198519901995200020052010
One stripe for each of 23 complete years at Santa Maria Amajac, 1982 to 2010. Blue stripes are years cooler than the station's own mean of 17.3 C (63.2 F); red stripes are warmer. The coolest year was 1984, at 16.4 C (61.5 F), and the warmest was 2009, at 19.0 C (66.2 F). The strongest colour marks a difference of 1.7 C (3.1 F).
Annual mean temperature at Santa Maria Amajac as warming stripes, 1982 to 2010
YearAnnual mean temperatureDifference from the station mean
198217.3 C-0.03 C
198416.4 C-0.96 C
198616.9 C-0.47 C
198716.9 C-0.47 C
198817.0 C-0.38 C
198916.4 C-0.90 C
199017.0 C-0.38 C
199117.4 C+0.01 C
199417.4 C+0.01 C
199517.7 C+0.34 C
199617.0 C-0.33 C
199717.2 C-0.11 C
199817.9 C+0.57 C
199916.6 C-0.74 C
200016.6 C-0.78 C
200216.9 C-0.47 C
200317.2 C-0.19 C
200417.6 C+0.26 C
200518.5 C+1.15 C
200617.9 C+0.57 C
200818.4 C+1.07 C
200919.0 C+1.65 C
201018.0 C+0.65 C

This station does not have enough complete years (30 are needed) to fit a temperature trend.

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

1980 to 2011
Yearly extremes at Santa Maria Amajac: the record and the median year
MeasureRecordYear of the recordMedian yearYears with a value
Hottest day (TXx)38.9 C (102.0 F)199835.6 C (96.1 F)32
Coldest night (TNn)-8.3 C (17.1 F)1988-4.4 C (24.1 F)32
Wettest day (Rx1day)105.9 mm (4.2 in)198845.0 mm (1.8 in)32
Wettest five days (Rx5day)168.4 mm (6.6 in)201191.5 mm (3.6 in)32
Longest dry spell (CDD)140 days199855 days32

Hottest day (TXx)

Hottest day (TXx) at Santa Maria Amajac by year The hottest day of the year at Santa Maria Amajac, 1980 to 2011. The record is 38.9 C (102.0 F) in 1998, marked on the chart; the median year is 35.6 C (96.1 F). 3032.53537.5401980199020002010Record: 38.9 C (102.0 F) in 1998
The hottest day of the year at Santa Maria Amajac, 1980 to 2011. The record is 38.9 C (102.0 F) in 1998, marked on the chart; the median year is 35.6 C (96.1 F).
Hottest day (TXx) at Santa Maria Amajac by year
YearHottest day (TXx)
198030.6 C (87.1 F)
198136.7 C (98.1 F)
198235.6 C (96.1 F)
198335.6 C (96.1 F)
198435.6 C (96.1 F)
198532.8 C (91.0 F)
198635.0 C (95.0 F)
198733.9 C (93.0 F)
198835.6 C (96.1 F)
198935.6 C (96.1 F)
199036.7 C (98.1 F)
199135.6 C (96.1 F)
199232.8 C (91.0 F)
199335.6 C (96.1 F)
199435.6 C (96.1 F)
199536.7 C (98.1 F)
199636.7 C (98.1 F)
199735.0 C (95.0 F)
199838.9 C (102.0 F)
199936.7 C (98.1 F)
200035.0 C (95.0 F)
200135.0 C (95.0 F)
200235.6 C (96.1 F)
200336.7 C (98.1 F)
200433.9 C (93.0 F)
200535.6 C (96.1 F)
200635.0 C (95.0 F)
200737.8 C (100.0 F)
200836.7 C (98.1 F)
200937.8 C (100.0 F)
201035.6 C (96.1 F)
201137.8 C (100.0 F)

Coldest night (TNn)

Coldest night (TNn) at Santa Maria Amajac by year The coldest night of the year at Santa Maria Amajac, 1980 to 2011. The record is -8.3 C (17.1 F) in 1988, marked on the chart; the median year is -4.4 C (24.1 F). -10-7.5-5-2.501980199020002010Record: -8.3 C (17.1 F) in 1988
The coldest night of the year at Santa Maria Amajac, 1980 to 2011. The record is -8.3 C (17.1 F) in 1988, marked on the chart; the median year is -4.4 C (24.1 F).
Coldest night (TNn) at Santa Maria Amajac by year
YearColdest night (TNn)
19800.0 C (32.0 F)
1981-4.4 C (24.1 F)
1982-5.0 C (23.0 F)
1983-5.0 C (23.0 F)
1984-3.3 C (26.1 F)
1985-5.0 C (23.0 F)
1986-7.2 C (19.0 F)
1987-6.1 C (21.0 F)
1988-8.3 C (17.1 F)
1989-6.1 C (21.0 F)
1990-1.1 C (30.0 F)
19910.0 C (32.0 F)
19920.0 C (32.0 F)
19930.0 C (32.0 F)
1994-2.2 C (28.0 F)
1995-4.4 C (24.1 F)
1996-5.0 C (23.0 F)
1997-8.3 C (17.1 F)
1998-5.0 C (23.0 F)
1999-1.1 C (30.0 F)
2000-5.0 C (23.0 F)
2001-3.3 C (26.1 F)
2002-6.1 C (21.0 F)
2003-5.0 C (23.0 F)
2004-5.0 C (23.0 F)
2005-3.3 C (26.1 F)
2006-4.4 C (24.1 F)
20070.0 C (32.0 F)
2008-3.3 C (26.1 F)
20090.0 C (32.0 F)
2010-6.1 C (21.0 F)
20110.0 C (32.0 F)

Wettest day (Rx1day)

Wettest day (Rx1day) at Santa Maria Amajac by year The wettest day of the year at Santa Maria Amajac, 1980 to 2011. The record is 105.9 mm (4.2 in) in 1988, marked on the chart; the median year is 45.0 mm (1.8 in). 02550751001251980199020002010Record: 105.9 mm (4.2 in) in 1988
The wettest day of the year at Santa Maria Amajac, 1980 to 2011. The record is 105.9 mm (4.2 in) in 1988, marked on the chart; the median year is 45.0 mm (1.8 in).
Wettest day (Rx1day) at Santa Maria Amajac by year
YearWettest day (Rx1day)
19808.9 mm (0.35 in)
198159.9 mm (2.4 in)
198242.9 mm (1.7 in)
198355.4 mm (2.2 in)
198453.8 mm (2.1 in)
198537.3 mm (1.5 in)
198626.2 mm (1.0 in)
198731.0 mm (1.2 in)
1988105.9 mm (4.2 in)
198944.5 mm (1.8 in)
1990105.9 mm (4.2 in)
199137.8 mm (1.5 in)
199227.4 mm (1.1 in)
199359.9 mm (2.4 in)
199440.4 mm (1.6 in)
199528.4 mm (1.1 in)
199633.3 mm (1.3 in)
199742.4 mm (1.7 in)
199852.3 mm (2.1 in)
199987.4 mm (3.4 in)
200051.3 mm (2.0 in)
200138.9 mm (1.5 in)
200245.0 mm (1.8 in)
200343.7 mm (1.7 in)
200439.9 mm (1.6 in)
200551.8 mm (2.0 in)
200665.8 mm (2.6 in)
200789.9 mm (3.5 in)
200872.9 mm (2.9 in)
200947.5 mm (1.9 in)
201045.0 mm (1.8 in)
201157.9 mm (2.3 in)

Wettest five days (Rx5day)

Wettest five days (Rx5day) at Santa Maria Amajac by year The wettest five days of the year at Santa Maria Amajac, 1980 to 2011. The record is 168.4 mm (6.6 in) in 2011, marked on the chart; the median year is 91.5 mm (3.6 in). 0501001502001980199020002010Record: 168.4 mm (6.6 in) in 2011
The wettest five days of the year at Santa Maria Amajac, 1980 to 2011. The record is 168.4 mm (6.6 in) in 2011, marked on the chart; the median year is 91.5 mm (3.6 in).
Wettest five days (Rx5day) at Santa Maria Amajac by year
YearWettest five days (Rx5day)
198021.9 mm (0.9 in)
1981117.0 mm (4.6 in)
198242.9 mm (1.7 in)
198379.8 mm (3.1 in)
1984126.0 mm (5.0 in)
198591.2 mm (3.6 in)
198644.5 mm (1.8 in)
198759.7 mm (2.4 in)
1988146.3 mm (5.8 in)
198981.3 mm (3.2 in)
1990126.2 mm (5.0 in)
199171.3 mm (2.8 in)
199270.2 mm (2.8 in)
1993112.4 mm (4.4 in)
199478.8 mm (3.1 in)
199573.7 mm (2.9 in)
199660.7 mm (2.4 in)
199791.8 mm (3.6 in)
1998148.8 mm (5.9 in)
1999161.4 mm (6.4 in)
200068.2 mm (2.7 in)
2001113.4 mm (4.5 in)
2002120.2 mm (4.7 in)
200388.5 mm (3.5 in)
200478.8 mm (3.1 in)
2005149.4 mm (5.9 in)
2006116.9 mm (4.6 in)
2007102.6 mm (4.0 in)
200898.6 mm (3.9 in)
200985.4 mm (3.4 in)
2010120.3 mm (4.7 in)
2011168.4 mm (6.6 in)

Longest dry spell (CDD)

Longest dry spell (CDD) at Santa Maria Amajac by year The longest dry spell of the year at Santa Maria Amajac, 1980 to 2011. The record is 140 days in 1998, marked on the chart; the median year is 55 days. 0501001501980199020002010Record: 140 days in 1998
The longest dry spell of the year at Santa Maria Amajac, 1980 to 2011. The record is 140 days in 1998, marked on the chart; the median year is 55 days.
Longest dry spell (CDD) at Santa Maria Amajac by year
YearLongest dry spell (CDD)
198033 days
198161 days
198255 days
198356 days
198455 days
198542 days
1986103 days
198776 days
198861 days
198941 days
199034 days
199156 days
199246 days
199344 days
199449 days
199533 days
199667 days
199776 days
1998140 days
199941 days
200065 days
200151 days
200254 days
200387 days
200443 days
200560 days
200655 days
200729 days
200860 days
200946 days
201065 days
201189 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.

Frost Dates and Growing Season

22 years with a frost

Across 22 years with a frost, the median last spring frost at Santa Maria Amajac falls on 9 March and the median first autumn frost on 9 November, which leaves a median of 250 days between them.

Frost dates and growing season at Santa Maria Amajac
MeasureMedian, all yearsEarliest periodRecent period (1982 to 2010)Recent against earliestFitted trend
Last spring frost9 Marchn/a9 Marchn/an/a
First autumn frost9 Novembern/a9 Novembern/an/a
Growing days250 daysn/a250 daysn/an/a

A frost day is a day with a daily minimum at or below 0 C (32 F). The last spring frost and the first autumn frost are the last and first such days of the cold season, and growing days are the days between them. A negative trend for the last spring frost means it comes earlier.

Download the Data

  • Data for Santa Maria Amajac standing records by year: CSV or JSON. Field meanings are on the data page.
  • Data for Santa Maria Amajac 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 2026-10-16 (16 October 2026). Records are computed by this site and are not official.

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