Otatitan Weather Records (MXN00025186)

Record envelope, standing records and threshold days for Otatitan (MXN00025186), Mexico, with 32 years of record.

Key Facts for Otatitan

Otatitan (MXN00025186) is a weather station in Mexico at 23.00 latitude and -105.67 longitude, 93 m (305 ft) above sea level.
The station reports from 1982 to 2013, 32 years of record.
1,464 records set at Otatitan still stand.
Records are tracked for tmax, tmin, prcp: an element needs 30 years of data to be eligible.
Otatitan tied a daily record low maximum temperature of 30.0 C (86.0 F) on 21 March 2013.

About the Station

Location: Mexico, 23.00 latitude, -105.67 longitude.
Elevation: 93 m (305 ft).
Period of record: 1982 to 2013, 32 years.
Eligible elements: tmax, tmin, prcp.

Daily Record Envelope and 2026

0 days at or beyond a record

The band shows the record high and record low for each calendar day at Otatitan. 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 Otatitan, with 2026 drawn through them
Month	Highest record high	Lowest record low	2026 highest maximum	2026 lowest minimum
Jan	39.4 C (102.9 F)	2.2 C (36.0 F)	n/a	n/a
Feb	39.4 C (102.9 F)	2.2 C (36.0 F)	n/a	n/a
Mar	41.1 C (106.0 F)	5.0 C (41.0 F)	n/a	n/a
Apr	42.2 C (108.0 F)	6.7 C (44.1 F)	n/a	n/a
May	42.2 C (108.0 F)	7.8 C (46.0 F)	n/a	n/a
Jun	45.0 C (113.0 F)	9.4 C (48.9 F)	n/a	n/a
Jul	41.1 C (106.0 F)	10.6 C (51.1 F)	n/a	n/a
Aug	43.3 C (109.9 F)	10.6 C (51.1 F)	n/a	n/a
Sep	40.6 C (105.1 F)	11.1 C (52.0 F)	n/a	n/a
Oct	40.0 C (104.0 F)	10.0 C (50.0 F)	n/a	n/a
Nov	43.3 C (109.9 F)	7.2 C (45.0 F)	n/a	n/a
Dec	39.4 C (102.9 F)	4.4 C (39.9 F)	n/a	n/a

Which Years Hold Standing Records

1,464 standing records

1,464 records at Otatitan still stand. 1987 holds the most, with 81.

Standing records at Otatitan by the year they were set
Year set	Standing records
1982	40
1983	55
1984	34
1985	40
1986	51
1987	81
1988	45
1989	22
1991	44
1992	44
1993	26
1994	45
1995	63
1996	43
1997	73
1998	40
1999	44
2000	41
2001	35
2002	64
2003	53
2004	47
2005	56
2006	71
2007	68
2008	46
2009	79
2010	48
2011	27
2012	31
2013	8

Wettest Day of Each Month

Oct: 217.2 mm (8.6 in)

The wettest day on record for each calendar month at Otatitan. The most was 217.2 mm (8.6 in) on 22 October 1986.

Record daily precipitation for each month at Otatitan
Month	Record daily precipitation (mm)	Date
Jan	91.4 mm (3.6 in)	12 January 1985
Feb	62.0 mm (2.4 in)	17 February 2010
Mar	52.6 mm (2.1 in)	3 March 1983
Apr	15.5 mm (0.6 in)	13 April 1997
May	86.1 mm (3.4 in)	27 May 1983
Jun	105.7 mm (4.2 in)	30 June 1993
Jul	167.9 mm (6.6 in)	14 July 1983
Aug	103.9 mm (4.1 in)	18 August 2010
Sep	181.9 mm (7.2 in)	6 September 1986
Oct	217.2 mm (8.6 in)	22 October 1986
Nov	109.5 mm (4.3 in)	25 November 1982
Dec	42.7 mm (1.7 in)	18 December 1992

Period of Record Coverage

1982 to 2013

32 years of record at Otatitan, 1982 to 2013. 11 years have data for under 90 percent of days and are left out of rankings: 1982, 1986, 1989, 1990, 1993, 2004, 2007, 2008 and others.

Days with data per year at Otatitan
Year	Days with data	Share of year	Complete
1982	304	83%	No
1983	365	100%	Yes
1984	361	99%	Yes
1985	365	100%	Yes
1986	289	79%	No
1987	337	92%	Yes
1988	365	100%	Yes
1989	211	58%	No
1990	22	6%	No
1991	365	100%	Yes
1992	366	100%	Yes
1993	302	83%	No
1994	360	99%	Yes
1995	362	99%	Yes
1996	363	99%	Yes
1997	349	96%	Yes
1998	361	99%	Yes
1999	365	100%	Yes
2000	364	99%	Yes
2001	356	98%	Yes
2002	365	100%	Yes
2003	362	99%	Yes
2004	303	83%	No
2005	365	100%	Yes
2006	364	100%	Yes
2007	243	67%	No
2008	304	83%	No
2009	365	100%	Yes
2010	365	100%	Yes
2011	211	58%	No
2012	306	84%	No
2013	90	25%	No

Latest Records

Latest records at Otatitan
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
21 March 2013	Otatitan, MX	daily low max (Tie)	30.0 C (86.0 F)	tie	16 years	1 of 100 (Routine)
11 March 2013	Otatitan, MX	daily low min	5.6 C (42.1 F)	2.7 C (4.9 F)	16 years	16 of 100 (Routine)
11 March 2013	Otatitan, MX	daily low max (Tie)	28.3 C (82.9 F)	tie	3 years	0 of 100 (Routine)
4 March 2013	Otatitan, MX	monthly low min (Tie)	5.0 C (41.0 F)	tie	20 years	4 of 100 (Routine)
17 February 2013	Otatitan, MX	daily low max	24.4 C (75.9 F)	5.6 C (10.1 F)	21 years	26 of 100 (Routine)
13 February 2013	Otatitan, MX	daily low max	28.3 C (82.9 F)	1.7 C (3.1 F)	21 years	14 of 100 (Routine)
9 February 2013	Otatitan, MX	daily low max	26.7 C (80.1 F)	0.5 C (0.9 F)	27 years	12 of 100 (Routine)
29 January 2013	Otatitan, MX	daily low max (Tie)	29.4 C (84.9 F)	tie	19 years	2 of 100 (Routine)
18 January 2013	Otatitan, MX	daily high min	18.9 C (66.0 F)	1.1 C (2.0 F)	6 years	7 of 100 (Routine)
15 January 2013	Otatitan, MX	daily low max (Tie)	22.2 C (72.0 F)	tie	17 years	2 of 100 (Routine)
7 January 2013	Otatitan, MX	daily rain	7.4 mm (0.29 in)	5.6 mm (0.22 in)	21 years	11 of 100 (Routine)
5 January 2013	Otatitan, MX	monthly high min	24.4 C (75.9 F)	1.6 C (2.9 F)	3 years	18 of 100 (Routine)
5 January 2013	Otatitan, MX	daily low max (Tie)	30.0 C (86.0 F)	tie	17 years	2 of 100 (Routine)
4 January 2013	Otatitan, MX	daily high min (Tie)	17.8 C (64.0 F)	tie	20 years	2 of 100 (Routine)
1 January 2013	Otatitan, MX	daily low max	22.2 C (72.0 F)	5.0 C (9.0 F)	21 years	22 of 100 (Routine)

Climate Trend

19 complete years, 1983 to 2010

One stripe for each of 19 complete years at Otatitan, 1983 to 2010. Blue stripes are years cooler than the station's own mean of 25.9 C (78.7 F); red stripes are warmer. The coolest year was 1999, at 25.1 C (77.2 F), and the warmest was 2002, at 26.8 C (80.3 F). The strongest colour marks a difference of 0.9 C (1.6 F).

Annual mean temperature at Otatitan as warming stripes, 1983 to 2010
Year	Annual mean temperature	Difference from the station mean
1983	26.0 C	+0.07 C
1984	26.1 C	+0.19 C
1985	26.0 C	+0.07 C
1988	26.4 C	+0.48 C
1991	26.2 C	+0.31 C
1992	25.8 C	-0.12 C
1994	25.6 C	-0.38 C
1995	25.5 C	-0.40 C
1996	25.5 C	-0.41 C
1998	25.9 C	-0.03 C
1999	25.1 C	-0.81 C
2000	25.6 C	-0.35 C
2001	25.9 C	-0.06 C
2002	26.8 C	+0.88 C
2003	26.6 C	+0.62 C
2005	26.1 C	+0.21 C
2006	26.1 C	+0.18 C
2009	25.9 C	-0.05 C
2010	25.4 C	-0.49 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

1982 to 2013

Yearly extremes at Otatitan: the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	45.0 C (113.0 F)	1989	40.6 C (105.1 F)	32
Coldest night (TNn)	2.2 C (36.0 F)	1997	6.1 C (43.0 F)	32
Wettest day (Rx1day)	217.2 mm (8.6 in)	1986	80.9 mm (3.2 in)	32
Wettest five days (Rx5day)	331.0 mm (13.0 in)	1986	150.5 mm (5.9 in)	32
Longest dry spell (CDD)	212 days	1991	139 days	32

Hottest day (TXx)

The hottest day of the year at Otatitan, 1982 to 2013. The record is 45.0 C (113.0 F) in 1989, marked on the chart; the median year is 40.6 C (105.1 F).

Hottest day (TXx) at Otatitan by year
Year	Hottest day (TXx)
1982	41.1 C (106.0 F)
1983	40.6 C (105.1 F)
1984	40.6 C (105.1 F)
1985	40.0 C (104.0 F)
1986	43.3 C (109.9 F)
1987	43.3 C (109.9 F)
1988	41.1 C (106.0 F)
1989	45.0 C (113.0 F)
1990	35.0 C (95.0 F)
1991	42.2 C (108.0 F)
1992	41.7 C (107.1 F)
1993	40.6 C (105.1 F)
1994	42.2 C (108.0 F)
1995	40.0 C (104.0 F)
1996	40.0 C (104.0 F)
1997	43.3 C (109.9 F)
1998	44.4 C (111.9 F)
1999	40.6 C (105.1 F)
2000	42.2 C (108.0 F)
2001	41.1 C (106.0 F)
2002	41.7 C (107.1 F)
2003	40.6 C (105.1 F)
2004	39.4 C (102.9 F)
2005	40.0 C (104.0 F)
2006	41.1 C (106.0 F)
2007	40.0 C (104.0 F)
2008	39.4 C (102.9 F)
2009	40.0 C (104.0 F)
2010	39.4 C (102.9 F)
2011	39.4 C (102.9 F)
2012	39.4 C (102.9 F)
2013	37.8 C (100.0 F)

Coldest night (TNn)

The coldest night of the year at Otatitan, 1982 to 2013. The record is 2.2 C (36.0 F) in 1997, marked on the chart; the median year is 6.1 C (43.0 F).

Coldest night (TNn) at Otatitan by year
Year	Coldest night (TNn)
1982	7.2 C (45.0 F)
1983	7.8 C (46.0 F)
1984	6.7 C (44.1 F)
1985	5.0 C (41.0 F)
1986	6.1 C (43.0 F)
1987	5.6 C (42.1 F)
1988	3.9 C (39.0 F)
1989	6.7 C (44.1 F)
1990	11.1 C (52.0 F)
1991	6.1 C (43.0 F)
1992	7.8 C (46.0 F)
1993	5.0 C (41.0 F)
1994	7.8 C (46.0 F)
1995	7.2 C (45.0 F)
1996	7.2 C (45.0 F)
1997	2.2 C (36.0 F)
1998	5.0 C (41.0 F)
1999	5.6 C (42.1 F)
2000	5.0 C (41.0 F)
2001	4.4 C (39.9 F)
2002	4.4 C (39.9 F)
2003	5.0 C (41.0 F)
2004	4.4 C (39.9 F)
2005	7.2 C (45.0 F)
2006	2.2 C (36.0 F)
2007	6.1 C (43.0 F)
2008	7.8 C (46.0 F)
2009	6.1 C (43.0 F)
2010	6.1 C (43.0 F)
2011	2.2 C (36.0 F)
2012	8.3 C (46.9 F)
2013	5.0 C (41.0 F)

Wettest day (Rx1day)

The wettest day of the year at Otatitan, 1982 to 2013. The record is 217.2 mm (8.6 in) in 1986, marked on the chart; the median year is 80.9 mm (3.2 in).

Wettest day (Rx1day) at Otatitan by year
Year	Wettest day (Rx1day)
1982	109.5 mm (4.3 in)
1983	167.9 mm (6.6 in)
1984	68.3 mm (2.7 in)
1985	99.8 mm (3.9 in)
1986	217.2 mm (8.6 in)
1987	90.4 mm (3.6 in)
1988	72.9 mm (2.9 in)
1989	80.5 mm (3.2 in)
1990	0.0 mm (0.00 in)
1991	106.4 mm (4.2 in)
1992	59.9 mm (2.4 in)
1993	136.1 mm (5.4 in)
1994	81.8 mm (3.2 in)
1995	70.1 mm (2.8 in)
1996	68.3 mm (2.7 in)
1997	58.2 mm (2.3 in)
1998	81.3 mm (3.2 in)
1999	93.0 mm (3.7 in)
2000	146.6 mm (5.8 in)
2001	79.8 mm (3.1 in)
2002	112.8 mm (4.4 in)
2003	65.3 mm (2.6 in)
2004	91.9 mm (3.6 in)
2005	77.0 mm (3.0 in)
2006	92.2 mm (3.6 in)
2007	65.0 mm (2.6 in)
2008	78.0 mm (3.1 in)
2009	59.9 mm (2.4 in)
2010	103.9 mm (4.1 in)
2011	64.8 mm (2.6 in)
2012	86.4 mm (3.4 in)
2013	7.4 mm (0.29 in)

Wettest five days (Rx5day)

The wettest five days of the year at Otatitan, 1982 to 2013. The record is 331.0 mm (13.0 in) in 1986, marked on the chart; the median year is 150.5 mm (5.9 in).

Wettest five days (Rx5day) at Otatitan by year
Year	Wettest five days (Rx5day)
1982	115.9 mm (4.6 in)
1983	320.5 mm (12.6 in)
1984	123.8 mm (4.9 in)
1985	217.7 mm (8.6 in)
1986	331.0 mm (13.0 in)
1987	179.3 mm (7.1 in)
1988	164.1 mm (6.5 in)
1989	123.9 mm (4.9 in)
1990	0.0 mm (0.00 in)
1991	113.6 mm (4.5 in)
1992	110.0 mm (4.3 in)
1993	189.9 mm (7.5 in)
1994	184.5 mm (7.3 in)
1995	178.1 mm (7.0 in)
1996	163.1 mm (6.4 in)
1997	72.9 mm (2.9 in)
1998	133.9 mm (5.3 in)
1999	195.5 mm (7.7 in)
2000	207.6 mm (8.2 in)
2001	96.1 mm (3.8 in)
2002	182.9 mm (7.2 in)
2003	117.5 mm (4.6 in)
2004	115.6 mm (4.6 in)
2005	124.4 mm (4.9 in)
2006	179.1 mm (7.1 in)
2007	116.1 mm (4.6 in)
2008	248.7 mm (9.8 in)
2009	115.1 mm (4.5 in)
2010	222.1 mm (8.7 in)
2011	137.8 mm (5.4 in)
2012	175.6 mm (6.9 in)
2013	9.4 mm (0.37 in)

Longest dry spell (CDD)

The longest dry spell of the year at Otatitan, 1982 to 2013. The record is 212 days in 1991, marked on the chart; the median year is 139 days.

Longest dry spell (CDD) at Otatitan by year
Year	Longest dry spell (CDD)
1982	120 days
1983	75 days
1984	136 days
1985	79 days
1986	151 days
1987	69 days
1988	178 days
1989	172 days
1990	22 days
1991	212 days
1992	153 days
1993	146 days
1994	105 days
1995	181 days
1996	169 days
1997	96 days
1998	182 days
1999	171 days
2000	158 days
2001	105 days
2002	141 days
2003	130 days
2004	92 days
2005	181 days
2006	186 days
2007	182 days
2008	100 days
2009	156 days
2010	119 days
2011	120 days
2012	110 days
2013	83 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 Otatitan standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Otatitan 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 2026-10-17 (17 October 2026). Records are computed by this site and are not official.

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