La Chona Weather Records (MXN00028207)

Record envelope, standing records and threshold days for La Chona (MXN00028207), Mexico, with 30 years of record.

Key Facts for La Chona

La Chona (MXN00028207) is a weather station in Mexico at 24.23 latitude and -98.82 longitude, 209 m (685 ft) above sea level.
The station reports from 1980 to 2009, 30 years of record.
1,464 records set at La Chona still stand.
Records are tracked for no element yet: an element needs 30 years of data to be eligible.

About the Station

Location: Mexico, 24.23 latitude, -98.82 longitude.
Elevation: 209 m (685 ft).
Period of record: 1980 to 2009, 30 years.
Eligible elements: none yet.

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 La Chona. 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 La Chona, with 2026 drawn through them
Month	Highest record high	Lowest record low	2026 highest maximum	2026 lowest minimum
Jan	37.8 C (100.0 F)	-2.2 C (28.0 F)	n/a	n/a
Feb	37.8 C (100.0 F)	0.0 C (32.0 F)	n/a	n/a
Mar	42.8 C (109.0 F)	0.0 C (32.0 F)	n/a	n/a
Apr	41.7 C (107.1 F)	5.0 C (41.0 F)	n/a	n/a
May	43.9 C (111.0 F)	6.7 C (44.1 F)	n/a	n/a
Jun	41.7 C (107.1 F)	11.7 C (53.1 F)	n/a	n/a
Jul	43.9 C (111.0 F)	11.7 C (53.1 F)	n/a	n/a
Aug	41.7 C (107.1 F)	13.9 C (57.0 F)	n/a	n/a
Sep	41.7 C (107.1 F)	10.0 C (50.0 F)	n/a	n/a
Oct	40.0 C (104.0 F)	3.9 C (39.0 F)	n/a	n/a
Nov	40.0 C (104.0 F)	0.0 C (32.0 F)	n/a	n/a
Dec	35.6 C (96.1 F)	-6.1 C (21.0 F)	n/a	n/a

Which Years Hold Standing Records

1,464 standing records

1,464 records at La Chona still stand. 1982 holds the most, with 113.

Standing records at La Chona by the year they were set
Year set	Standing records
1980	30
1981	77
1982	113
1983	78
1984	79
1985	96
1986	56
1987	62
1988	58
1989	75
1990	51
1991	59
1992	40
1993	41
1994	20
1995	36
1996	47
1997	37
1998	46
1999	33
2000	45
2001	26
2002	28
2003	27
2004	25
2005	27
2006	31
2007	42
2008	40
2009	39

Wettest Day of Each Month

Jun: 199.9 mm (7.9 in)

The wettest day on record for each calendar month at La Chona. The most was 199.9 mm (7.9 in) on 15 June 1981.

Record daily precipitation for each month at La Chona
Month	Record daily precipitation (mm)	Date
Jan	49.8 mm (2.0 in)	30 January 1984
Feb	55.9 mm (2.2 in)	9 February 2007
Mar	101.6 mm (4.0 in)	14 March 2003
Apr	74.9 mm (2.9 in)	6 April 2002
May	114.8 mm (4.5 in)	27 May 1983
Jun	199.9 mm (7.9 in)	15 June 1981
Jul	125.0 mm (4.9 in)	20 July 2005
Aug	154.9 mm (6.1 in)	23 August 1996
Sep	133.9 mm (5.3 in)	5 September 2008
Oct	99.8 mm (3.9 in)	22 October 1992
Nov	83.8 mm (3.3 in)	10 November 2006
Dec	90.9 mm (3.6 in)	8 December 1982

Period of Record Coverage

1980 to 2009

30 years of record at La Chona, 1980 to 2009. 6 years have data for under 90 percent of days and are left out of rankings: 1980, 1986, 1987, 1991, 1992, 2004.

Days with data per year at La Chona
Year	Days with data	Share of year	Complete
1980	66	18%	No
1981	353	97%	Yes
1982	355	97%	Yes
1983	357	98%	Yes
1984	356	97%	Yes
1985	356	98%	Yes
1986	295	81%	No
1987	297	81%	No
1988	356	97%	Yes
1989	343	94%	Yes
1990	358	98%	Yes
1991	296	81%	No
1992	328	90%	No
1993	356	98%	Yes
1994	356	98%	Yes
1995	358	98%	Yes
1996	359	98%	Yes
1997	352	96%	Yes
1998	365	100%	Yes
1999	365	100%	Yes
2000	364	99%	Yes
2001	364	100%	Yes
2002	365	100%	Yes
2003	333	91%	Yes
2004	244	67%	No
2005	364	100%	Yes
2006	364	100%	Yes
2007	363	99%	Yes
2008	364	99%	Yes
2009	365	100%	Yes

Latest Records

No records were set at this station in the latest data.

Climate Trend

23 complete years, 1981 to 2009

One stripe for each of 23 complete years at La Chona, 1981 to 2009. Blue stripes are years cooler than the station's own mean of 23.5 C (74.3 F); red stripes are warmer. The coolest year was 1989, at 22.5 C (72.4 F), and the warmest was 2009, at 24.7 C (76.5 F). The strongest colour marks a difference of 1.2 C (2.2 F).

Annual mean temperature at La Chona as warming stripes, 1981 to 2009
Year	Annual mean temperature	Difference from the station mean
1981	23.5 C	+0.02 C
1982	24.5 C	+0.98 C
1983	23.7 C	+0.19 C
1984	23.7 C	+0.16 C
1985	24.1 C	+0.60 C
1988	22.9 C	-0.60 C
1989	22.5 C	-1.06 C
1990	23.6 C	+0.09 C
1993	22.8 C	-0.67 C
1994	23.4 C	-0.13 C
1995	23.3 C	-0.22 C
1996	23.0 C	-0.51 C
1997	22.9 C	-0.59 C
1998	24.6 C	+1.13 C
1999	23.7 C	+0.23 C
2000	23.3 C	-0.18 C
2001	23.1 C	-0.38 C
2002	22.9 C	-0.59 C
2005	23.9 C	+0.42 C
2006	23.9 C	+0.38 C
2007	23.1 C	-0.41 C
2008	23.5 C	+0.03 C
2009	24.7 C	+1.20 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 2009

Yearly extremes at La Chona: the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	43.9 C (111.0 F)	1982	40.0 C (104.0 F)	30
Coldest night (TNn)	-6.1 C (21.0 F)	1983	0.0 C (32.0 F)	30
Wettest day (Rx1day)	199.9 mm (7.9 in)	1981	80.8 mm (3.2 in)	30
Wettest five days (Rx5day)	272.0 mm (10.7 in)	2003	128.9 mm (5.1 in)	30
Longest dry spell (CDD)	365 days	1999	71 days	30

Hottest day (TXx)

The hottest day of the year at La Chona, 1980 to 2009. The record is 43.9 C (111.0 F) in 1982, marked on the chart; the median year is 40.0 C (104.0 F).

Hottest day (TXx) at La Chona by year
Year	Hottest day (TXx)
1980	33.9 C (93.0 F)
1981	40.6 C (105.1 F)
1982	43.9 C (111.0 F)
1983	41.7 C (107.1 F)
1984	43.9 C (111.0 F)
1985	40.0 C (104.0 F)
1986	40.6 C (105.1 F)
1987	40.6 C (105.1 F)
1988	40.0 C (104.0 F)
1989	40.6 C (105.1 F)
1990	40.0 C (104.0 F)
1991	42.8 C (109.0 F)
1992	38.9 C (102.0 F)
1993	38.9 C (102.0 F)
1994	40.0 C (104.0 F)
1995	40.0 C (104.0 F)
1996	40.6 C (105.1 F)
1997	38.9 C (102.0 F)
1998	41.7 C (107.1 F)
1999	38.9 C (102.0 F)
2000	40.0 C (104.0 F)
2001	38.9 C (102.0 F)
2002	37.8 C (100.0 F)
2003	37.8 C (100.0 F)
2004	38.9 C (102.0 F)
2005	37.8 C (100.0 F)
2006	37.8 C (100.0 F)
2007	37.8 C (100.0 F)
2008	38.9 C (102.0 F)
2009	36.7 C (98.1 F)

Coldest night (TNn)

The coldest night of the year at La Chona, 1980 to 2009. The record is -6.1 C (21.0 F) in 1983, marked on the chart; the median year is 0.0 C (32.0 F).

Coldest night (TNn) at La Chona by year
Year	Coldest night (TNn)
1980	3.9 C (39.0 F)
1981	0.0 C (32.0 F)
1982	0.6 C (33.1 F)
1983	-6.1 C (21.0 F)
1984	2.8 C (37.0 F)
1985	-1.1 C (30.0 F)
1986	3.9 C (39.0 F)
1987	-1.1 C (30.0 F)
1988	0.0 C (32.0 F)
1989	-5.0 C (23.0 F)
1990	0.0 C (32.0 F)
1991	2.8 C (37.0 F)
1992	0.0 C (32.0 F)
1993	0.0 C (32.0 F)
1994	2.8 C (37.0 F)
1995	0.0 C (32.0 F)
1996	-2.2 C (28.0 F)
1997	-3.3 C (26.1 F)
1998	0.6 C (33.1 F)
1999	0.0 C (32.0 F)
2000	0.0 C (32.0 F)
2001	0.6 C (33.1 F)
2002	0.0 C (32.0 F)
2003	0.6 C (33.1 F)
2004	1.7 C (35.1 F)
2005	2.8 C (37.0 F)
2006	1.7 C (35.1 F)
2007	0.0 C (32.0 F)
2008	-1.1 C (30.0 F)
2009	-1.1 C (30.0 F)

Wettest day (Rx1day)

The wettest day of the year at La Chona, 1980 to 2009. The record is 199.9 mm (7.9 in) in 1981, marked on the chart; the median year is 80.8 mm (3.2 in).

Wettest day (Rx1day) at La Chona by year
Year	Wettest day (Rx1day)
1980	39.9 mm (1.6 in)
1981	199.9 mm (7.9 in)
1982	90.9 mm (3.6 in)
1983	114.8 mm (4.5 in)
1984	54.9 mm (2.2 in)
1985	54.9 mm (2.2 in)
1986	49.8 mm (2.0 in)
1987	74.9 mm (2.9 in)
1988	74.9 mm (2.9 in)
1989	66.8 mm (2.6 in)
1990	79.8 mm (3.1 in)
1991	74.9 mm (2.9 in)
1992	99.8 mm (3.9 in)
1993	84.8 mm (3.3 in)
1994	81.8 mm (3.2 in)
1995	81.8 mm (3.2 in)
1996	154.9 mm (6.1 in)
1997	74.9 mm (2.9 in)
1998	111.8 mm (4.4 in)
1999	0.0 mm (0.00 in)
2000	62.0 mm (2.4 in)
2001	89.9 mm (3.5 in)
2002	79.0 mm (3.1 in)
2003	112.3 mm (4.4 in)
2004	24.9 mm (1.0 in)
2005	125.0 mm (4.9 in)
2006	83.8 mm (3.3 in)
2007	108.0 mm (4.3 in)
2008	133.9 mm (5.3 in)
2009	74.9 mm (2.9 in)

Wettest five days (Rx5day)

The wettest five days of the year at La Chona, 1980 to 2009. The record is 272.0 mm (10.7 in) in 2003, marked on the chart; the median year is 128.9 mm (5.1 in).

Wettest five days (Rx5day) at La Chona by year
Year	Wettest five days (Rx5day)
1980	40.7 mm (1.6 in)
1981	231.4 mm (9.1 in)
1982	116.3 mm (4.6 in)
1983	224.3 mm (8.8 in)
1984	146.4 mm (5.8 in)
1985	104.4 mm (4.1 in)
1986	69.6 mm (2.7 in)
1987	105.6 mm (4.2 in)
1988	162.6 mm (6.4 in)
1989	114.4 mm (4.5 in)
1990	119.7 mm (4.7 in)
1991	124.5 mm (4.9 in)
1992	174.5 mm (6.9 in)
1993	124.7 mm (4.9 in)
1994	101.6 mm (4.0 in)
1995	126.2 mm (5.0 in)
1996	271.5 mm (10.7 in)
1997	214.4 mm (8.4 in)
1998	116.6 mm (4.6 in)
1999	0.0 mm (0.00 in)
2000	136.7 mm (5.4 in)
2001	131.5 mm (5.2 in)
2002	163.6 mm (6.4 in)
2003	272.0 mm (10.7 in)
2004	30.7 mm (1.2 in)
2005	151.2 mm (6.0 in)
2006	120.4 mm (4.7 in)
2007	167.7 mm (6.6 in)
2008	263.1 mm (10.4 in)
2009	204.2 mm (8.0 in)

Longest dry spell (CDD)

The longest dry spell of the year at La Chona, 1980 to 2009. The record is 365 days in 1999, marked on the chart; the median year is 71 days.

Longest dry spell (CDD) at La Chona by year
Year	Longest dry spell (CDD)
1980	17 days
1981	44 days
1982	55 days
1983	70 days
1984	97 days
1985	89 days
1986	72 days
1987	58 days
1988	106 days
1989	71 days
1990	49 days
1991	40 days
1992	49 days
1993	43 days
1994	49 days
1995	59 days
1996	84 days
1997	68 days
1998	98 days
1999	365 days
2000	88 days
2001	59 days
2002	95 days
2003	43 days
2004	80 days
2005	103 days
2006	80 days
2007	45 days
2008	79 days
2009	108 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 La Chona standing records by year: CSV or JSON. Field meanings are on the data page.
Data for La Chona 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 2025-12-31. Last revised 31 December 2025 (2025-12-31).