Tamazunchale Weather Records (MXN00024138)

Record envelope, standing records and threshold days for Tamazunchale (MXN00024138), Mexico, with 41 years of record.

Key Facts for Tamazunchale

Tamazunchale (MXN00024138) is a weather station in Mexico at 21.28 latitude and -98.78 longitude, 318 m (1,043 ft) above sea level.
The station reports from 1962 to 2002, 41 years of record.
1,464 records set at Tamazunchale still stand.
Records are tracked for no element yet: an element needs 30 years of data to be eligible.

About the Station

Location: Mexico, 21.28 latitude, -98.78 longitude.
Elevation: 318 m (1,043 ft).
Period of record: 1962 to 2002, 41 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 Tamazunchale. 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 Tamazunchale, with 2026 drawn through them
Month	Highest record high	Lowest record low	2026 highest maximum	2026 lowest minimum
Jan	36.7 C (98.1 F)	2.8 C (37.0 F)	n/a	n/a
Feb	40.0 C (104.0 F)	0.6 C (33.1 F)	n/a	n/a
Mar	42.8 C (109.0 F)	5.6 C (42.1 F)	n/a	n/a
Apr	48.9 C (120.0 F)	3.9 C (39.0 F)	n/a	n/a
May	47.8 C (118.0 F)	12.8 C (55.0 F)	n/a	n/a
Jun	46.7 C (116.1 F)	11.7 C (53.1 F)	n/a	n/a
Jul	43.9 C (111.0 F)	15.6 C (60.1 F)	n/a	n/a
Aug	43.9 C (111.0 F)	15.6 C (60.1 F)	n/a	n/a
Sep	42.8 C (109.0 F)	10.6 C (51.1 F)	n/a	n/a
Oct	40.0 C (104.0 F)	8.9 C (48.0 F)	n/a	n/a
Nov	38.9 C (102.0 F)	4.4 C (39.9 F)	n/a	n/a
Dec	37.8 C (100.0 F)	0.0 C (32.0 F)	n/a	n/a

Which Years Hold Standing Records

1,464 standing records

1,464 records at Tamazunchale still stand. 1981 holds the most, with 158.

Standing records at Tamazunchale by the year they were set
Year set	Standing records
1962	10
1964	19
1965	53
1974	32
1975	48
1976	60
1977	50
1978	47
1979	90
1980	58
1981	158
1982	76
1983	21
1984	49
1985	28
1986	31
1987	45
1988	28
1989	23
1990	25
1991	55
1992	36
1993	35
1994	20
1995	72
1996	51
1997	44
1998	39
1999	18
2000	27
2001	60
2002	56

Wettest Day of Each Month

Sep: 345.4 mm (13.6 in)

The wettest day on record for each calendar month at Tamazunchale. The most was 345.4 mm (13.6 in) on 23 September 1978.

Record daily precipitation for each month at Tamazunchale
Month	Record daily precipitation (mm)	Date
Jan	55.9 mm (2.2 in)	12 January 1990
Feb	77.0 mm (3.0 in)	4 February 1993
Mar	74.9 mm (2.9 in)	17 March 1980
Apr	119.9 mm (4.7 in)	29 April 1981
May	201.2 mm (7.9 in)	27 May 1997
Jun	190.0 mm (7.5 in)	3 June 1978
Jul	223.8 mm (8.8 in)	4 July 1974
Aug	288.8 mm (11.4 in)	7 August 1990
Sep	345.4 mm (13.6 in)	23 September 1978
Oct	197.9 mm (7.8 in)	6 October 1991
Nov	120.9 mm (4.8 in)	27 November 1995
Dec	44.5 mm (1.8 in)	3 December 1979

Period of Record Coverage

1962 to 2002

32 years of record at Tamazunchale, 1962 to 2002. 11 years have data for under 90 percent of days and are left out of rankings: 1962, 1964, 1965, 1974, 1978, 1979, 1980, 1981 and others.

Days with data per year at Tamazunchale
Year	Days with data	Share of year	Complete
1962	152	42%	No
1964	133	36%	No
1965	92	25%	No
1974	202	55%	No
1975	357	98%	Yes
1976	360	98%	Yes
1977	357	98%	Yes
1978	325	89%	No
1979	327	90%	No
1980	324	89%	No
1981	307	84%	No
1982	348	95%	Yes
1983	356	98%	Yes
1984	355	97%	Yes
1985	356	98%	Yes
1986	357	98%	Yes
1987	355	97%	Yes
1988	356	97%	Yes
1989	268	73%	No
1990	328	90%	No
1991	362	99%	Yes
1992	360	98%	Yes
1993	359	98%	Yes
1994	355	97%	Yes
1995	361	99%	Yes
1996	360	98%	Yes
1997	333	91%	Yes
1998	336	92%	Yes
1999	361	99%	Yes
2000	365	100%	Yes
2001	365	100%	Yes
2002	170	47%	No

Latest Records

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

Climate Trend

18 complete years, 1975 to 2001

One stripe for each of 18 complete years at Tamazunchale, 1975 to 2001. Blue stripes are years cooler than the station's own mean of 25.2 C (77.3 F); red stripes are warmer. The coolest year was 1987, at 24.2 C (75.5 F), and the warmest was 2000, at 26.2 C (79.1 F). The strongest colour marks a difference of 1.1 C (2.0 F).

Annual mean temperature at Tamazunchale as warming stripes, 1975 to 2001
Year	Annual mean temperature	Difference from the station mean
1975	25.3 C	+0.12 C
1976	24.2 C	-0.96 C
1977	24.9 C	-0.21 C
1982	25.2 C	+0.05 C
1983	25.2 C	+0.02 C
1984	24.5 C	-0.68 C
1985	24.7 C	-0.47 C
1986	25.0 C	-0.14 C
1987	24.2 C	-0.99 C
1988	24.7 C	-0.45 C
1991	25.6 C	+0.43 C
1993	24.9 C	-0.25 C
1994	25.6 C	+0.48 C
1995	25.9 C	+0.70 C
1996	25.1 C	-0.02 C
1999	25.8 C	+0.67 C
2000	26.2 C	+1.04 C
2001	25.9 C	+0.71 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

1962 to 2002

Yearly extremes at Tamazunchale: the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	48.9 C (120.0 F)	1998	41.7 C (107.1 F)	32
Coldest night (TNn)	0.0 C (32.0 F)	1983	7.8 C (46.0 F)	32
Wettest day (Rx1day)	345.4 mm (13.6 in)	1978	119.9 mm (4.7 in)	33
Wettest five days (Rx5day)	648.3 mm (25.5 in)	1978	213.3 mm (8.4 in)	33
Longest dry spell (CDD)	97 days	1998	25 days	33

Hottest day (TXx)

The hottest day of the year at Tamazunchale, 1962 to 2002. The record is 48.9 C (120.0 F) in 1998, marked on the chart; the median year is 41.7 C (107.1 F).

Hottest day (TXx) at Tamazunchale by year
Year	Hottest day (TXx)
1962	38.9 C (102.0 F)
1963	n/a
1964	40.0 C (104.0 F)
1965	38.9 C (102.0 F)
1974	45.6 C (114.1 F)
1975	45.6 C (114.1 F)
1976	40.6 C (105.1 F)
1977	40.6 C (105.1 F)
1978	43.9 C (111.0 F)
1979	40.6 C (105.1 F)
1980	42.8 C (109.0 F)
1981	42.8 C (109.0 F)
1982	41.7 C (107.1 F)
1983	40.0 C (104.0 F)
1984	45.6 C (114.1 F)
1985	40.6 C (105.1 F)
1986	40.0 C (104.0 F)
1987	41.7 C (107.1 F)
1988	41.7 C (107.1 F)
1989	42.8 C (109.0 F)
1990	41.7 C (107.1 F)
1991	47.8 C (118.0 F)
1992	38.9 C (102.0 F)
1993	40.0 C (104.0 F)
1994	40.6 C (105.1 F)
1995	45.0 C (113.0 F)
1996	41.7 C (107.1 F)
1997	41.7 C (107.1 F)
1998	48.9 C (120.0 F)
1999	47.8 C (118.0 F)
2000	42.8 C (109.0 F)
2001	45.6 C (114.1 F)
2002	43.9 C (111.0 F)

Coldest night (TNn)

The coldest night of the year at Tamazunchale, 1962 to 2002. The record is 0.0 C (32.0 F) in 1983, marked on the chart; the median year is 7.8 C (46.0 F).

Coldest night (TNn) at Tamazunchale by year
Year	Coldest night (TNn)
1962	13.9 C (57.0 F)
1963	n/a
1964	7.8 C (46.0 F)
1965	15.6 C (60.1 F)
1974	10.0 C (50.0 F)
1975	2.8 C (37.0 F)
1976	4.4 C (39.9 F)
1977	6.7 C (44.1 F)
1978	0.6 C (33.1 F)
1979	0.6 C (33.1 F)
1980	8.9 C (48.0 F)
1981	10.0 C (50.0 F)
1982	10.0 C (50.0 F)
1983	0.0 C (32.0 F)
1984	6.7 C (44.1 F)
1985	3.9 C (39.0 F)
1986	6.7 C (44.1 F)
1987	6.7 C (44.1 F)
1988	0.6 C (33.1 F)
1989	5.6 C (42.1 F)
1990	7.8 C (46.0 F)
1991	8.9 C (48.0 F)
1992	7.8 C (46.0 F)
1993	7.8 C (46.0 F)
1994	7.8 C (46.0 F)
1995	10.0 C (50.0 F)
1996	5.0 C (41.0 F)
1997	1.7 C (35.1 F)
1998	8.9 C (48.0 F)
1999	8.9 C (48.0 F)
2000	10.0 C (50.0 F)
2001	10.0 C (50.0 F)
2002	3.9 C (39.0 F)

Wettest day (Rx1day)

The wettest day of the year at Tamazunchale, 1962 to 2002. The record is 345.4 mm (13.6 in) in 1978, marked on the chart; the median year is 119.9 mm (4.7 in).

Wettest day (Rx1day) at Tamazunchale by year
Year	Wettest day (Rx1day)
1962	79.8 mm (3.1 in)
1963	62.0 mm (2.4 in)
1964	56.9 mm (2.2 in)
1965	79.8 mm (3.1 in)
1974	289.8 mm (11.4 in)
1975	150.9 mm (5.9 in)
1976	127.0 mm (5.0 in)
1977	110.5 mm (4.4 in)
1978	345.4 mm (13.6 in)
1979	108.0 mm (4.3 in)
1980	119.9 mm (4.7 in)
1981	179.8 mm (7.1 in)
1982	39.9 mm (1.6 in)
1983	30.0 mm (1.2 in)
1984	224.8 mm (8.9 in)
1985	94.5 mm (3.7 in)
1986	112.8 mm (4.4 in)
1987	119.9 mm (4.7 in)
1988	124.0 mm (4.9 in)
1989	72.4 mm (2.9 in)
1990	288.8 mm (11.4 in)
1991	197.9 mm (7.8 in)
1992	66.8 mm (2.6 in)
1993	259.8 mm (10.2 in)
1994	126.0 mm (5.0 in)
1995	146.8 mm (5.8 in)
1996	94.0 mm (3.7 in)
1997	201.2 mm (7.9 in)
1998	140.0 mm (5.5 in)
1999	160.0 mm (6.3 in)
2000	80.8 mm (3.2 in)
2001	149.9 mm (5.9 in)
2002	21.8 mm (0.9 in)

Wettest five days (Rx5day)

The wettest five days of the year at Tamazunchale, 1962 to 2002. The record is 648.3 mm (25.5 in) in 1978, marked on the chart; the median year is 213.3 mm (8.4 in).

Wettest five days (Rx5day) at Tamazunchale by year
Year	Wettest five days (Rx5day)
1962	120.4 mm (4.7 in)
1963	86.9 mm (3.4 in)
1964	129.1 mm (5.1 in)
1965	186.0 mm (7.3 in)
1974	530.1 mm (20.9 in)
1975	408.7 mm (16.1 in)
1976	275.5 mm (10.8 in)
1977	223.2 mm (8.8 in)
1978	648.3 mm (25.5 in)
1979	196.9 mm (7.8 in)
1980	126.0 mm (5.0 in)
1981	389.2 mm (15.3 in)
1982	69.6 mm (2.7 in)
1983	109.5 mm (4.3 in)
1984	444.3 mm (17.5 in)
1985	198.7 mm (7.8 in)
1986	175.6 mm (6.9 in)
1987	252.1 mm (9.9 in)
1988	334.1 mm (13.2 in)
1989	145.4 mm (5.7 in)
1990	344.0 mm (13.5 in)
1991	457.1 mm (18.0 in)
1992	176.8 mm (7.0 in)
1993	393.8 mm (15.5 in)
1994	213.3 mm (8.4 in)
1995	244.1 mm (9.6 in)
1996	168.2 mm (6.6 in)
1997	207.8 mm (8.2 in)
1998	300.6 mm (11.8 in)
1999	259.8 mm (10.2 in)
2000	120.7 mm (4.8 in)
2001	257.6 mm (10.1 in)
2002	21.8 mm (0.9 in)

Longest dry spell (CDD)

The longest dry spell of the year at Tamazunchale, 1962 to 2002. The record is 97 days in 1998, marked on the chart; the median year is 25 days.

Longest dry spell (CDD) at Tamazunchale by year
Year	Longest dry spell (CDD)
1962	34 days
1963	23 days
1964	18 days
1965	14 days
1974	15 days
1975	28 days
1976	28 days
1977	22 days
1978	24 days
1979	36 days
1980	65 days
1981	36 days
1982	41 days
1983	50 days
1984	25 days
1985	19 days
1986	31 days
1987	22 days
1988	20 days
1989	27 days
1990	27 days
1991	32 days
1992	15 days
1993	24 days
1994	16 days
1995	25 days
1996	31 days
1997	22 days
1998	97 days
1999	51 days
2000	48 days
2001	22 days
2002	16 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 Tamazunchale standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Tamazunchale 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).