Tachichilpa Weather Records (MXN00018035)

Record envelope, standing records and threshold days for Tachichilpa (MXN00018035), Mexico, with 43 years of record.

Key Facts for Tachichilpa

Tachichilpa (MXN00018035) is a weather station in Mexico at 22.78 latitude and -105.25 longitude, 377 m (1,236 ft) above sea level.
The station reports from 1971 to 2013, 43 years of record.
1,464 records set at Tachichilpa still stand.
Records are tracked for no element yet: an element needs 30 years of data to be eligible.

About the Station

Location: Mexico, 22.78 latitude, -105.25 longitude.
Elevation: 377 m (1,236 ft).
Period of record: 1971 to 2013, 43 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 Tachichilpa. 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 Tachichilpa, with 2026 drawn through them
Month	Highest record high	Lowest record low	2026 highest maximum	2026 lowest minimum
Jan	38.9 C (102.0 F)	1.7 C (35.1 F)	n/a	n/a
Feb	38.9 C (102.0 F)	1.7 C (35.1 F)	n/a	n/a
Mar	38.9 C (102.0 F)	8.9 C (48.0 F)	n/a	n/a
Apr	40.0 C (104.0 F)	3.9 C (39.0 F)	n/a	n/a
May	43.9 C (111.0 F)	10.0 C (50.0 F)	n/a	n/a
Jun	42.8 C (109.0 F)	10.0 C (50.0 F)	n/a	n/a
Jul	40.6 C (105.1 F)	16.7 C (62.1 F)	n/a	n/a
Aug	38.9 C (102.0 F)	15.6 C (60.1 F)	n/a	n/a
Sep	40.6 C (105.1 F)	13.9 C (57.0 F)	n/a	n/a
Oct	40.0 C (104.0 F)	11.7 C (53.1 F)	n/a	n/a
Nov	38.9 C (102.0 F)	3.9 C (39.0 F)	n/a	n/a
Dec	35.6 C (96.1 F)	7.8 C (46.0 F)	n/a	n/a

Which Years Hold Standing Records

1,464 standing records

1,464 records at Tachichilpa still stand. 1980 holds the most, with 215.

Standing records at Tachichilpa by the year they were set
Year set	Standing records
1979	34
1980	215
1981	175
1982	46
1983	86
1984	69
2000	215
2001	55
2002	74
2003	71
2004	75
2005	65
2006	52
2007	51
2008	26
2009	47
2010	40
2011	15
2012	32
2013	21

Wettest Day of Each Month

Nov: 300.7 mm (11.8 in)

The wettest day on record for each calendar month at Tachichilpa. The most was 300.7 mm (11.8 in) on 23 November 1972.

Record daily precipitation for each month at Tachichilpa
Month	Record daily precipitation (mm)	Date
Jan	94.7 mm (3.7 in)	24 January 1979
Feb	88.9 mm (3.5 in)	5 February 2005
Mar	19.3 mm (0.8 in)	2 March 2001
Apr	2.8 mm (0.11 in)	3 April 1976
May	69.9 mm (2.8 in)	25 May 1983
Jun	130.3 mm (5.1 in)	26 June 2013
Jul	145.3 mm (5.7 in)	24 July 2008
Aug	186.4 mm (7.3 in)	13 August 1973
Sep	168.9 mm (6.6 in)	21 September 2010
Oct	104.4 mm (4.1 in)	8 October 2005
Nov	300.7 mm (11.8 in)	23 November 1972
Dec	56.9 mm (2.2 in)	25 December 1974

Period of Record Coverage

1979 to 2013

20 years of record at Tachichilpa, 1979 to 2013. 7 years have data for under 90 percent of days and are left out of rankings: 1979, 1981, 1982, 1983, 1984, 2001, 2008.

Days with data per year at Tachichilpa
Year	Days with data	Share of year	Complete
1979	33	9%	No
1980	332	91%	Yes
1981	324	89%	No
1982	304	83%	No
1983	263	72%	No
1984	274	75%	No
2000	366	100%	Yes
2001	272	75%	No
2002	365	100%	Yes
2003	365	100%	Yes
2004	366	100%	Yes
2005	365	100%	Yes
2006	365	100%	Yes
2007	334	92%	Yes
2008	304	83%	No
2009	364	100%	Yes
2010	365	100%	Yes
2011	365	100%	Yes
2012	331	90%	Yes
2013	359	98%	Yes

Latest Records

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

Climate Trend

10 complete years, 2000 to 2013

One stripe for each of 10 complete years at Tachichilpa, 2000 to 2013. Blue stripes are years cooler than the station's own mean of 25.4 C (77.6 F); red stripes are warmer. The coolest year was 2010, at 24.6 C (76.2 F), and the warmest was 2003, at 26.2 C (79.1 F). The strongest colour marks a difference of 0.9 C (1.6 F).

Annual mean temperature at Tachichilpa as warming stripes, 2000 to 2013
Year	Annual mean temperature	Difference from the station mean
2000	26.1 C	+0.79 C
2002	25.5 C	+0.15 C
2003	26.2 C	+0.81 C
2004	24.9 C	-0.50 C
2005	25.3 C	-0.08 C
2006	25.7 C	+0.37 C
2009	24.7 C	-0.67 C
2010	24.6 C	-0.80 C
2011	25.3 C	-0.07 C
2013	25.4 C	+0.02 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

1971 to 2013

Yearly extremes at Tachichilpa: 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)	2002	38.9 C (102.0 F)	20
Coldest night (TNn)	1.7 C (35.1 F)	1980	10.0 C (50.0 F)	20
Wettest day (Rx1day)	300.7 mm (11.8 in)	1972	90.0 mm (3.5 in)	28
Wettest five days (Rx5day)	357.7 mm (14.1 in)	2008	178.8 mm (7.0 in)	28
Longest dry spell (CDD)	173 days	2003	114 days	28

Hottest day (TXx)

The hottest day of the year at Tachichilpa, 1971 to 2013. The record is 43.9 C (111.0 F) in 2002, marked on the chart; the median year is 38.9 C (102.0 F).

Hottest day (TXx) at Tachichilpa by year
Year	Hottest day (TXx)
1971	n/a
1972	n/a
1973	n/a
1974	n/a
1975	n/a
1976	n/a
1977	n/a
1978	n/a
1979	35.0 C (95.0 F)
1980	40.0 C (104.0 F)
1981	39.4 C (102.9 F)
1982	38.9 C (102.0 F)
1983	38.9 C (102.0 F)
1984	37.8 C (100.0 F)
2000	40.6 C (105.1 F)
2001	37.8 C (100.0 F)
2002	43.9 C (111.0 F)
2003	40.6 C (105.1 F)
2004	38.9 C (102.0 F)
2005	40.0 C (104.0 F)
2006	38.9 C (102.0 F)
2007	40.0 C (104.0 F)
2008	38.9 C (102.0 F)
2009	37.8 C (100.0 F)
2010	39.4 C (102.9 F)
2011	37.8 C (100.0 F)
2012	41.7 C (107.1 F)
2013	38.9 C (102.0 F)

Coldest night (TNn)

The coldest night of the year at Tachichilpa, 1971 to 2013. The record is 1.7 C (35.1 F) in 1980, marked on the chart; the median year is 10.0 C (50.0 F).

Coldest night (TNn) at Tachichilpa by year
Year	Coldest night (TNn)
1971	n/a
1972	n/a
1973	n/a
1974	n/a
1975	n/a
1976	n/a
1977	n/a
1978	n/a
1979	13.9 C (57.0 F)
1980	1.7 C (35.1 F)
1981	3.9 C (39.0 F)
1982	11.1 C (52.0 F)
1983	11.7 C (53.1 F)
1984	10.6 C (51.1 F)
2000	8.9 C (48.0 F)
2001	8.9 C (48.0 F)
2002	6.7 C (44.1 F)
2003	10.6 C (51.1 F)
2004	10.0 C (50.0 F)
2005	10.6 C (51.1 F)
2006	10.0 C (50.0 F)
2007	10.0 C (50.0 F)
2008	10.0 C (50.0 F)
2009	10.0 C (50.0 F)
2010	10.6 C (51.1 F)
2011	8.9 C (48.0 F)
2012	11.7 C (53.1 F)
2013	8.9 C (48.0 F)

Wettest day (Rx1day)

The wettest day of the year at Tachichilpa, 1971 to 2013. The record is 300.7 mm (11.8 in) in 1972, marked on the chart; the median year is 90.0 mm (3.5 in).

Wettest day (Rx1day) at Tachichilpa by year
Year	Wettest day (Rx1day)
1971	77.0 mm (3.0 in)
1972	300.7 mm (11.8 in)
1973	186.4 mm (7.3 in)
1974	77.0 mm (3.0 in)
1975	51.6 mm (2.0 in)
1976	84.1 mm (3.3 in)
1977	73.7 mm (2.9 in)
1978	90.2 mm (3.6 in)
1979	94.7 mm (3.7 in)
1980	70.4 mm (2.8 in)
1981	79.8 mm (3.1 in)
1982	65.8 mm (2.6 in)
1983	105.9 mm (4.2 in)
1984	76.2 mm (3.0 in)
2000	110.7 mm (4.4 in)
2001	66.3 mm (2.6 in)
2002	94.0 mm (3.7 in)
2003	104.4 mm (4.1 in)
2004	80.0 mm (3.1 in)
2005	120.7 mm (4.8 in)
2006	160.8 mm (6.3 in)
2007	89.7 mm (3.5 in)
2008	145.3 mm (5.7 in)
2009	101.9 mm (4.0 in)
2010	168.9 mm (6.6 in)
2011	80.8 mm (3.2 in)
2012	80.8 mm (3.2 in)
2013	130.3 mm (5.1 in)

Wettest five days (Rx5day)

The wettest five days of the year at Tachichilpa, 1971 to 2013. The record is 357.7 mm (14.1 in) in 2008, marked on the chart; the median year is 178.8 mm (7.0 in).

Wettest five days (Rx5day) at Tachichilpa by year
Year	Wettest five days (Rx5day)
1971	170.2 mm (6.7 in)
1972	346.4 mm (13.6 in)
1973	272.7 mm (10.7 in)
1974	133.1 mm (5.2 in)
1975	89.5 mm (3.5 in)
1976	217.4 mm (8.6 in)
1977	153.5 mm (6.0 in)
1978	123.9 mm (4.9 in)
1979	150.1 mm (5.9 in)
1980	200.9 mm (7.9 in)
1981	251.2 mm (9.9 in)
1982	129.3 mm (5.1 in)
1983	218.9 mm (8.6 in)
1984	96.0 mm (3.8 in)
2000	144.5 mm (5.7 in)
2001	134.4 mm (5.3 in)
2002	187.4 mm (7.4 in)
2003	210.7 mm (8.3 in)
2004	213.9 mm (8.4 in)
2005	241.9 mm (9.5 in)
2006	163.8 mm (6.4 in)
2007	154.0 mm (6.1 in)
2008	357.7 mm (14.1 in)
2009	226.9 mm (8.9 in)
2010	246.6 mm (9.7 in)
2011	138.3 mm (5.4 in)
2012	150.7 mm (5.9 in)
2013	271.1 mm (10.7 in)

Longest dry spell (CDD)

The longest dry spell of the year at Tachichilpa, 1971 to 2013. The record is 173 days in 2003, marked on the chart; the median year is 114 days.

Longest dry spell (CDD) at Tachichilpa by year
Year	Longest dry spell (CDD)
1971	81 days
1972	151 days
1973	121 days
1974	122 days
1975	135 days
1976	67 days
1977	130 days
1978	112 days
1979	116 days
1980	77 days
1981	91 days
1982	141 days
1983	54 days
1984	101 days
2000	158 days
2001	65 days
2002	113 days
2003	173 days
2004	122 days
2005	92 days
2006	115 days
2007	129 days
2008	76 days
2009	88 days
2010	129 days
2011	173 days
2012	110 days
2013	60 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 Tachichilpa standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Tachichilpa 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 2025-12-31. Last revised 31 December 2025 (2025-12-31).