Tecomalco Weather Records (MXN00017064)

Record envelope, standing records and threshold days for Tecomalco (MXN00017064), Mexico, with 30 years of record.

Key Facts for Tecomalco

Tecomalco (MXN00017064) is a weather station in Mexico at 18.65 latitude and -98.98 longitude, 1,305 m (4,281 ft) above sea level.
The station reports from 1981 to 2010, 30 years of record.
1,464 records set at Tecomalco still stand.
Records are tracked for no element yet: an element needs 30 years of data to be eligible.

About the Station

Location: Mexico, 18.65 latitude, -98.98 longitude.
Elevation: 1,305 m (4,281 ft).
Period of record: 1981 to 2010, 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 Tecomalco. 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 Tecomalco, with 2026 drawn through them
Month	Highest record high	Lowest record low	2026 highest maximum	2026 lowest minimum
Jan	35.0 C (95.0 F)	0.6 C (33.1 F)	n/a	n/a
Feb	37.2 C (99.0 F)	3.9 C (39.0 F)	n/a	n/a
Mar	40.0 C (104.0 F)	2.8 C (37.0 F)	n/a	n/a
Apr	40.6 C (105.1 F)	5.0 C (41.0 F)	n/a	n/a
May	44.4 C (111.9 F)	5.0 C (41.0 F)	n/a	n/a
Jun	45.6 C (114.1 F)	5.0 C (41.0 F)	n/a	n/a
Jul	45.0 C (113.0 F)	5.0 C (41.0 F)	n/a	n/a
Aug	45.6 C (114.1 F)	6.1 C (43.0 F)	n/a	n/a
Sep	36.7 C (98.1 F)	6.7 C (44.1 F)	n/a	n/a
Oct	36.1 C (97.0 F)	5.6 C (42.1 F)	n/a	n/a
Nov	40.0 C (104.0 F)	1.7 C (35.1 F)	n/a	n/a
Dec	35.0 C (95.0 F)	3.9 C (39.0 F)	n/a	n/a

Which Years Hold Standing Records

1,464 standing records

1,464 records at Tecomalco still stand. 2008 holds the most, with 243.

Wettest Day of Each Month

Jun: 83.3 mm (3.3 in)

The wettest day on record for each calendar month at Tecomalco. The most was 83.3 mm (3.3 in) on 29 June 1988.

Record daily precipitation for each month at Tecomalco
Month	Record daily precipitation (mm)	Date
Jan	13.5 mm (0.5 in)	7 January 2010
Feb	25.7 mm (1.0 in)	22 February 1982
Mar	22.4 mm (0.9 in)	31 March 2003
Apr	49.8 mm (2.0 in)	8 April 2010
May	70.1 mm (2.8 in)	31 May 1981
Jun	83.3 mm (3.3 in)	29 June 1988
Jul	58.2 mm (2.3 in)	19 July 1988
Aug	56.4 mm (2.2 in)	14 August 1986
Sep	63.0 mm (2.5 in)	28 September 1987
Oct	57.4 mm (2.3 in)	20 October 1984
Nov	12.4 mm (0.5 in)	27 November 1985
Dec	8.6 mm (0.34 in)	5 December 1985

Period of Record Coverage

1981 to 2010

15 years of record at Tecomalco, 1981 to 2010. 9 years have data for under 90 percent of days and are left out of rankings: 1981, 1983, 1988, 2003, 2004, 2005, 2007, 2008 and others.

Days with data per year at Tecomalco
Year	Days with data	Share of year	Complete
1981	245	67%	No
1982	364	100%	Yes
1983	242	66%	No
1984	335	92%	Yes
1985	365	100%	Yes
1986	335	92%	Yes
1987	365	100%	Yes
1988	244	67%	No
2003	182	50%	No
2004	60	16%	No
2005	241	66%	No
2007	319	87%	No
2008	327	89%	No
2009	364	100%	Yes
2010	287	79%	No

Latest Records

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

Extremes by Year

1981 to 2010

Yearly extremes at Tecomalco: the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	45.6 C (114.1 F)	2009	40.0 C (104.0 F)	15
Coldest night (TNn)	0.6 C (33.1 F)	2009	5.0 C (41.0 F)	15
Wettest day (Rx1day)	83.3 mm (3.3 in)	1988	57.4 mm (2.3 in)	15
Wettest five days (Rx5day)	149.3 mm (5.9 in)	1988	107.3 mm (4.2 in)	15
Longest dry spell (CDD)	130 days	2009	70 days	15

Hottest day (TXx)

The hottest day of the year at Tecomalco, 1981 to 2010. The record is 45.6 C (114.1 F) in 2009, marked on the chart; the median year is 40.0 C (104.0 F).

Hottest day (TXx) at Tecomalco by year
Year	Hottest day (TXx)
1981	39.4 C (102.9 F)
1982	40.0 C (104.0 F)
1983	40.6 C (105.1 F)
1984	40.6 C (105.1 F)
1985	40.0 C (104.0 F)
1986	40.6 C (105.1 F)
1987	40.0 C (104.0 F)
1988	40.6 C (105.1 F)
2003	40.0 C (104.0 F)
2004	34.4 C (93.9 F)
2005	38.3 C (100.9 F)
2007	37.2 C (99.0 F)
2008	36.1 C (97.0 F)
2009	45.6 C (114.1 F)
2010	39.4 C (102.9 F)

Coldest night (TNn)

The coldest night of the year at Tecomalco, 1981 to 2010. The record is 0.6 C (33.1 F) in 2009, marked on the chart; the median year is 5.0 C (41.0 F).

Coldest night (TNn) at Tecomalco by year
Year	Coldest night (TNn)
1981	5.0 C (41.0 F)
1982	5.0 C (41.0 F)
1983	5.0 C (41.0 F)
1984	6.1 C (43.0 F)
1985	8.9 C (48.0 F)
1986	5.0 C (41.0 F)
1987	3.9 C (39.0 F)
1988	5.0 C (41.0 F)
2003	8.3 C (46.9 F)
2004	7.2 C (45.0 F)
2005	6.1 C (43.0 F)
2007	2.8 C (37.0 F)
2008	1.1 C (34.0 F)
2009	0.6 C (33.1 F)
2010	0.6 C (33.1 F)

Wettest day (Rx1day)

The wettest day of the year at Tecomalco, 1981 to 2010. The record is 83.3 mm (3.3 in) in 1988, marked on the chart; the median year is 57.4 mm (2.3 in).

Wettest day (Rx1day) at Tecomalco by year
Year	Wettest day (Rx1day)
1981	74.9 mm (2.9 in)
1982	62.5 mm (2.5 in)
1983	53.1 mm (2.1 in)
1984	57.4 mm (2.3 in)
1985	53.8 mm (2.1 in)
1986	56.4 mm (2.2 in)
1987	63.0 mm (2.5 in)
1988	83.3 mm (3.3 in)
2003	63.0 mm (2.5 in)
2004	0.0 mm (0.00 in)
2005	22.4 mm (0.9 in)
2007	47.8 mm (1.9 in)
2008	20.8 mm (0.8 in)
2009	57.9 mm (2.3 in)
2010	62.0 mm (2.4 in)

Wettest five days (Rx5day)

The wettest five days of the year at Tecomalco, 1981 to 2010. The record is 149.3 mm (5.9 in) in 1988, marked on the chart; the median year is 107.3 mm (4.2 in).

Wettest five days (Rx5day) at Tecomalco by year
Year	Wettest five days (Rx5day)
1981	135.1 mm (5.3 in)
1982	104.9 mm (4.1 in)
1983	127.5 mm (5.0 in)
1984	117.9 mm (4.6 in)
1985	107.3 mm (4.2 in)
1986	89.4 mm (3.5 in)
1987	131.6 mm (5.2 in)
1988	149.3 mm (5.9 in)
2003	83.7 mm (3.3 in)
2004	0.0 mm (0.00 in)
2005	25.2 mm (1.0 in)
2007	125.3 mm (4.9 in)
2008	58.2 mm (2.3 in)
2009	136.8 mm (5.4 in)
2010	101.7 mm (4.0 in)

Longest dry spell (CDD)

The longest dry spell of the year at Tecomalco, 1981 to 2010. The record is 130 days in 2009, marked on the chart; the median year is 70 days.

Longest dry spell (CDD) at Tecomalco by year
Year	Longest dry spell (CDD)
1981	48 days
1982	79 days
1983	52 days
1984	69 days
1985	70 days
1986	112 days
1987	86 days
1988	81 days
2003	52 days
2004	59 days
2005	122 days
2007	67 days
2008	102 days
2009	130 days
2010	56 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 Tecomalco standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Tecomalco 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).