Record highRecord low2026 daily maximum2026 daily minimum
The band shows the record high and record low for each calendar day at Plan de Iguala. 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 Plan de Iguala, with 2026 drawn through them
Month
Highest record high
Lowest record low
2026 highest maximum
2026 lowest minimum
Jan
38.3 C (100.9 F)
10.0 C (50.0 F)
n/a
n/a
Feb
38.3 C (100.9 F)
15.0 C (59.0 F)
n/a
n/a
Mar
40.0 C (104.0 F)
15.6 C (60.1 F)
n/a
n/a
Apr
40.6 C (105.1 F)
18.3 C (64.9 F)
n/a
n/a
May
43.3 C (109.9 F)
16.7 C (62.1 F)
n/a
n/a
Jun
39.4 C (102.9 F)
17.2 C (63.0 F)
n/a
n/a
Jul
38.9 C (102.0 F)
17.8 C (64.0 F)
n/a
n/a
Aug
38.9 C (102.0 F)
16.7 C (62.1 F)
n/a
n/a
Sep
37.8 C (100.0 F)
17.8 C (64.0 F)
n/a
n/a
Oct
39.4 C (102.9 F)
18.9 C (66.0 F)
n/a
n/a
Nov
39.4 C (102.9 F)
16.7 C (62.1 F)
n/a
n/a
Dec
40.0 C (104.0 F)
15.6 C (60.1 F)
n/a
n/a
Which Years Hold Standing Records
1,464 standing records
Year with most
1,464 records at Plan de Iguala still stand. 1981 holds the most, with 152.
Standing records at Plan de Iguala by the year they were set
Year set
Standing records
1980
85
1981
152
1982
49
1983
120
1984
89
1985
21
1986
45
1987
4
1988
11
1989
18
1990
15
1991
20
1992
24
1993
11
1994
8
1995
32
1996
2
1997
17
1998
22
1999
6
2000
3
2001
43
2002
69
2003
74
2004
48
2005
39
2006
65
2007
63
2008
17
2009
89
2010
122
2011
42
2012
14
2013
25
Wettest Day of Each Month
Oct: 280.7 mm (11.1 in)
The wettest day on record for each calendar month at Plan de Iguala. The most was 280.7 mm (11.1 in) on 11 October 2007.
Record daily precipitation for each month at Plan de Iguala
Month
Record daily precipitation (mm)
Date
Jan
6.1 mm (0.24 in)
9 January 2013
Feb
21.8 mm (0.9 in)
28 February 2000
Mar
41.9 mm (1.6 in)
22 March 2011
Apr
60.5 mm (2.4 in)
5 April 1982
May
128.3 mm (5.1 in)
30 May 1986
Jun
153.2 mm (6.0 in)
23 June 2011
Jul
163.6 mm (6.4 in)
12 July 2011
Aug
160.8 mm (6.3 in)
2 August 1988
Sep
259.8 mm (10.2 in)
23 September 1989
Oct
280.7 mm (11.1 in)
11 October 2007
Nov
79.8 mm (3.1 in)
1 November 1998
Dec
104.9 mm (4.1 in)
3 December 1997
Period of Record Coverage
1980 to 2013
Complete yearUnder 90 percent of days
34 years of record at Plan de Iguala, 1980 to 2013. 7 years have data for under 90 percent of days and are left out of rankings: 1980, 1985, 1997, 2005, 2006, 2012, 2013.
Cooler than the station meanWarmer than the station mean
One stripe for each of 22 complete years at Plan de Iguala, 1981 to 2011. Blue stripes are years cooler than the station's own mean of 27.8 C (82.1 F); red stripes are warmer. The coolest year was 1981, at 26.3 C (79.3 F), and the warmest was 2009, at 28.7 C (83.7 F). The strongest colour marks a difference of 1.6 C (2.9 F).
Annual mean temperature at Plan de Iguala as warming stripes, 1981 to 2011
Year
Annual mean temperature
Difference from the station mean
1981
26.3 C
-1.57 C
1982
27.1 C
-0.75 C
1983
28.0 C
+0.13 C
1986
26.9 C
-0.93 C
1988
27.9 C
+0.08 C
1990
28.1 C
+0.22 C
1991
28.1 C
+0.28 C
1992
28.1 C
+0.29 C
1993
27.9 C
+0.02 C
1994
27.9 C
+0.01 C
1995
27.5 C
-0.36 C
1996
27.5 C
-0.37 C
1999
27.6 C
-0.25 C
2000
27.8 C
-0.06 C
2001
28.0 C
+0.14 C
2002
28.4 C
+0.51 C
2003
28.4 C
+0.52 C
2004
28.7 C
+0.83 C
2007
27.7 C
-0.18 C
2008
27.9 C
+0.09 C
2009
28.7 C
+0.86 C
2011
28.2 C
+0.38 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 2013
Yearly extremes at Plan de Iguala: the record and the median year
Measure
Record
Year of the record
Median year
Years with a value
Hottest day (TXx)
43.3 C (109.9 F)
2002
38.3 C (100.9 F)
34
Coldest night (TNn)
10.0 C (50.0 F)
1986
16.7 C (62.1 F)
34
Wettest day (Rx1day)
280.7 mm (11.1 in)
2007
89.3 mm (3.5 in)
34
Wettest five days (Rx5day)
678.4 mm (26.7 in)
2005
182.1 mm (7.2 in)
34
Longest dry spell (CDD)
156 days
1988
105 days
34
Hottest day (TXx)
The hottest day of the year at Plan de Iguala, 1980 to 2013. The record is 43.3 C (109.9 F) in 2002, marked on the chart; the median year is 38.3 C (100.9 F).
Hottest day (TXx) at Plan de Iguala by year
Year
Hottest day (TXx)
1980
40.0 C (104.0 F)
1981
36.7 C (98.1 F)
1982
38.3 C (100.9 F)
1983
41.1 C (106.0 F)
1984
36.7 C (98.1 F)
1985
38.9 C (102.0 F)
1986
38.9 C (102.0 F)
1987
38.3 C (100.9 F)
1988
38.3 C (100.9 F)
1989
38.9 C (102.0 F)
1990
40.0 C (104.0 F)
1991
40.0 C (104.0 F)
1992
39.4 C (102.9 F)
1993
37.8 C (100.0 F)
1994
36.7 C (98.1 F)
1995
35.6 C (96.1 F)
1996
35.6 C (96.1 F)
1997
36.1 C (97.0 F)
1998
40.6 C (105.1 F)
1999
39.4 C (102.9 F)
2000
38.9 C (102.0 F)
2001
38.3 C (100.9 F)
2002
43.3 C (109.9 F)
2003
40.0 C (104.0 F)
2004
40.6 C (105.1 F)
2005
39.4 C (102.9 F)
2006
37.2 C (99.0 F)
2007
37.8 C (100.0 F)
2008
36.7 C (98.1 F)
2009
38.3 C (100.9 F)
2010
38.3 C (100.9 F)
2011
38.3 C (100.9 F)
2012
38.3 C (100.9 F)
2013
37.2 C (99.0 F)
Coldest night (TNn)
The coldest night of the year at Plan de Iguala, 1980 to 2013. The record is 10.0 C (50.0 F) in 1986, marked on the chart; the median year is 16.7 C (62.1 F).
Coldest night (TNn) at Plan de Iguala by year
Year
Coldest night (TNn)
1980
15.6 C (60.1 F)
1981
14.4 C (57.9 F)
1982
15.0 C (59.0 F)
1983
15.0 C (59.0 F)
1984
15.6 C (60.1 F)
1985
13.9 C (57.0 F)
1986
10.0 C (50.0 F)
1987
19.4 C (66.9 F)
1988
19.4 C (66.9 F)
1989
17.8 C (64.0 F)
1990
17.8 C (64.0 F)
1991
16.1 C (61.0 F)
1992
15.0 C (59.0 F)
1993
16.7 C (62.1 F)
1994
17.8 C (64.0 F)
1995
16.7 C (62.1 F)
1996
17.8 C (64.0 F)
1997
16.7 C (62.1 F)
1998
16.7 C (62.1 F)
1999
20.0 C (68.0 F)
2000
18.9 C (66.0 F)
2001
16.1 C (61.0 F)
2002
10.6 C (51.1 F)
2003
16.7 C (62.1 F)
2004
16.7 C (62.1 F)
2005
17.8 C (64.0 F)
2006
18.9 C (66.0 F)
2007
17.8 C (64.0 F)
2008
16.1 C (61.0 F)
2009
17.8 C (64.0 F)
2010
17.2 C (63.0 F)
2011
17.8 C (64.0 F)
2012
18.9 C (66.0 F)
2013
20.0 C (68.0 F)
Wettest day (Rx1day)
The wettest day of the year at Plan de Iguala, 1980 to 2013. The record is 280.7 mm (11.1 in) in 2007, marked on the chart; the median year is 89.3 mm (3.5 in).
Wettest day (Rx1day) at Plan de Iguala by year
Year
Wettest day (Rx1day)
1980
79.8 mm (3.1 in)
1981
100.3 mm (3.9 in)
1982
86.1 mm (3.4 in)
1983
113.3 mm (4.5 in)
1984
100.6 mm (4.0 in)
1985
63.0 mm (2.5 in)
1986
128.3 mm (5.1 in)
1987
101.3 mm (4.0 in)
1988
160.8 mm (6.3 in)
1989
259.8 mm (10.2 in)
1990
79.8 mm (3.1 in)
1991
80.3 mm (3.2 in)
1992
140.0 mm (5.5 in)
1993
80.0 mm (3.1 in)
1994
79.8 mm (3.1 in)
1995
59.9 mm (2.4 in)
1996
79.8 mm (3.1 in)
1997
104.9 mm (4.1 in)
1998
79.8 mm (3.1 in)
1999
80.8 mm (3.2 in)
2000
60.5 mm (2.4 in)
2001
41.1 mm (1.6 in)
2002
80.5 mm (3.2 in)
2003
56.6 mm (2.2 in)
2004
98.6 mm (3.9 in)
2005
213.6 mm (8.4 in)
2006
46.0 mm (1.8 in)
2007
280.7 mm (11.1 in)
2008
157.2 mm (6.2 in)
2009
92.5 mm (3.6 in)
2010
135.9 mm (5.4 in)
2011
163.6 mm (6.4 in)
2012
100.3 mm (3.9 in)
2013
6.1 mm (0.24 in)
Wettest five days (Rx5day)
The wettest five days of the year at Plan de Iguala, 1980 to 2013. The record is 678.4 mm (26.7 in) in 2005, marked on the chart; the median year is 182.1 mm (7.2 in).
Wettest five days (Rx5day) at Plan de Iguala by year
Year
Wettest five days (Rx5day)
1980
141.0 mm (5.6 in)
1981
164.6 mm (6.5 in)
1982
148.8 mm (5.9 in)
1983
243.6 mm (9.6 in)
1984
185.7 mm (7.3 in)
1985
140.5 mm (5.5 in)
1986
197.9 mm (7.8 in)
1987
242.1 mm (9.5 in)
1988
194.0 mm (7.6 in)
1989
347.7 mm (13.7 in)
1990
165.5 mm (6.5 in)
1991
140.2 mm (5.5 in)
1992
201.7 mm (7.9 in)
1993
167.9 mm (6.6 in)
1994
136.9 mm (5.4 in)
1995
147.3 mm (5.8 in)
1996
180.1 mm (7.1 in)
1997
184.2 mm (7.3 in)
1998
271.5 mm (10.7 in)
1999
289.9 mm (11.4 in)
2000
120.7 mm (4.8 in)
2001
92.0 mm (3.6 in)
2002
206.5 mm (8.1 in)
2003
81.3 mm (3.2 in)
2004
158.5 mm (6.2 in)
2005
678.4 mm (26.7 in)
2006
73.2 mm (2.9 in)
2007
350.5 mm (13.8 in)
2008
414.9 mm (16.3 in)
2009
255.3 mm (10.1 in)
2010
347.3 mm (13.7 in)
2011
354.0 mm (13.9 in)
2012
179.8 mm (7.1 in)
2013
6.1 mm (0.24 in)
Longest dry spell (CDD)
The longest dry spell of the year at Plan de Iguala, 1980 to 2013. The record is 156 days in 1988, marked on the chart; the median year is 105 days.
Longest dry spell (CDD) at Plan de Iguala by year
Year
Longest dry spell (CDD)
1980
53 days
1981
100 days
1982
94 days
1983
64 days
1984
121 days
1985
41 days
1986
120 days
1987
131 days
1988
156 days
1989
95 days
1990
113 days
1991
132 days
1992
152 days
1993
110 days
1994
124 days
1995
71 days
1996
107 days
1997
138 days
1998
119 days
1999
92 days
2000
67 days
2001
65 days
2002
103 days
2003
124 days
2004
132 days
2005
77 days
2006
44 days
2007
124 days
2008
73 days
2009
122 days
2010
68 days
2011
59 days
2012
127 days
2013
72 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 Plan de Iguala standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Plan de Iguala 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 2026-10-14 (14 October 2026). Records are computed by this site and are not official.