Tehuacán climate

Name: Tehuacán
Address: MX

Tehuacán is warmest in April, with average highs of 28 °C, and coldest in January, when nights average 9.8 °C. June is the wettest month (133 mm) and December the driest (5.7 mm). Figures are 1991–2020 climate normals.

Across a full year Tehuacán averages 658 mm of rain and 171 days above 25 °C.

Mexico · population 248,716 · 1991–2020 normals

Temperature below 0 °C to above 30 °C Rain band height is that month’s share of the wettest month

Warmest month April 28 °C
Coldest month January 9.8 °C
Driest month December 6 mm
Wettest month June 133 mm
Least cloud February 39 % cloud
Hottest on record May 36 °C
Coldest on record March 0 °C

What to expectTehuacán through the year

Tehuacán has a clear annual cycle: average daily highs run from 22 °C in January to 28 °C in April, a swing of 5.3 °C in mean temperature across the year.

Counted across a normal year, 171 days a year reach 25 °C, 23 of them reach 30 °C. The warmest reading in the 1991–2020 record is 36 °C, in May.

Rain is strongly seasonal. June averages 133 mm against 6 mm in December — 24 times as much. Planning around the dry months matters more here than planning around temperature.

Month by month

Month	Avg high	Rainfall	Cloud
January	22.5 °C	7 mm	45 %
February	24.7 °C	8 mm	39 %
March	26.8 °C	18 mm	39 %
April	28.2 °C	45 mm	44 %
May	27.4 °C	92 mm	57 %
June	25.0 °C	133 mm	74 %
July	24.8 °C	73 mm	69 %
August	25.2 °C	78 mm	72 %
September	23.9 °C	115 mm	79 %
October	23.4 °C	67 mm	69 %
November	22.7 °C	17 mm	55 %
December	22.6 °C	6 mm	47 %

Temperature month by month

Month	Avg high	Avg low	Mean	Record high	Record low	Days above 25 °C	Days above 30 °C
January	22.5 °C	9.8 °C	15.3 °C	29.2 °C	0.9 °C	9	0
February	24.7 °C	10.7 °C	16.8 °C	32.4 °C	2.9 °C	15	1
March	26.8 °C	12.2 °C	18.6 °C	34.0 °C	0.0 °C	23	5
April	28.2 °C	14.3 °C	20.5 °C	35.1 °C	5.3 °C	25	9
May	27.4 °C	15.0 °C	20.6 °C	36.3 °C	9.3 °C	23	6
June	25.0 °C	15.2 °C	19.6 °C	34.1 °C	10.4 °C	14	1
July	24.8 °C	14.0 °C	19.0 °C	32.7 °C	9.5 °C	13	1
August	25.2 °C	14.4 °C	19.3 °C	31.4 °C	10.3 °C	17	1
September	23.9 °C	14.8 °C	18.7 °C	30.9 °C	10.4 °C	8	0
October	23.4 °C	13.5 °C	17.8 °C	29.5 °C	4.3 °C	8	0
November	22.7 °C	11.5 °C	16.4 °C	30.4 °C	1.5 °C	8	0
December	22.6 °C	10.2 °C	15.6 °C	30.2 °C	0.1 °C	8	0

Rain, sun and wind month by month

Month	Rainfall	Wet days	Daylight	Cloud cover	Humidity	Wind
January	7 mm	2	11 h/day	45 %	66 %	16 km/h
February	8 mm	2	12 h/day	39 %	62 %	16 km/h
March	18 mm	4	12 h/day	39 %	60 %	17 km/h
April	45 mm	8	13 h/day	44 %	60 %	16 km/h
May	92 mm	14	13 h/day	57 %	68 %	15 km/h
June	133 mm	15	13 h/day	74 %	76 %	14 km/h
July	73 mm	9	13 h/day	69 %	74 %	17 km/h
August	78 mm	11	13 h/day	72 %	74 %	17 km/h
September	115 mm	15	12 h/day	79 %	79 %	14 km/h
October	67 mm	10	12 h/day	69 %	77 %	15 km/h
November	17 mm	4	11 h/day	55 %	73 %	16 km/h
December	6 mm	1	11 h/day	47 %	68 %	15 km/h

How Tehuacán compares

The same four figures for nearby destinations, so the numbers above have something to be read against. Summer high is the warmest month's average high; winter low is the coldest month's average low.

Destination	Summer high	Winter low	Rain per year	Days above 25 °C
Tehuacán	28 °C	9.8 °C	658 mm	171
Córdoba · Mexico	27 °C	12 °C	2,043 mm	156
Puebla · Mexico	26 °C	7.4 °C	864 mm	66
Xalapa de Enríquez · Mexico	25 °C	11 °C	1,524 mm	54
Tuxtepec · Mexico	34 °C	19 °C	2,348 mm	328
San Martin Texmelucan de Labastida · Mexico	25 °C	6.5 °C	993 mm	48
Veracruz · Mexico	33 °C	19 °C	1,126 mm	329

Where Tehuacán ranks

Ranking	Position	Value
Places with the best weather in North America in January	12thof 50	95/100
The driest places in North America in December	12thof 50	5.7 mm
The driest places in North America in January	13thof 50	7.2 mm
Places with the best weather in North America year-round	15thof 50	87/100
Places with the best weather in North America in December	18thof 50	95/100
Places with the best weather in North America in February	18thof 50	93/100

Planning a trip? See the best time to visit Tehuacán.

QuestionsCommon questions about Tehuacán’s climate

When is the best time to visit Tehuacán?

That depends on what you want, so the honest answer is a comparison rather than a single month. April, May, June sit closest to 20 °C on average, April is the warmest month and December the driest. The month-by-month table above has the full picture.

How hot does Tehuacán get?

In April, the warmest month, daily highs average 28 °C. About 23 days a year pass 30 °C. The highest value in the 1991–2020 record is 36 °C.

How cold does it get in winter?

Nights average 9.8 °C in January, the coldest month. Freezing nights are not part of a normal year here.

Which month is wettest in Tehuacán?

June, averaging 133 mm over 15 days with rain. The driest month is December with 6 mm. The year as a whole averages 658 mm.

Are these figures a forecast?

No. They are 1991–2020 climate normals: the average of thirty years, which describes what a month is usually like in Tehuacán rather than what any particular week will bring. Individual years can differ substantially from the normal.

Data sources and method

ERA5 / ERA5-Land reanalysis — Copernicus Climate Change Service (C3S), ECMWF. Copernicus Licence
Open-Meteo — Open-Meteo.com. CC BY 4.0
NOAA OISST v2.1 — NOAA Physical Sciences Laboratory. Public domain
GeoNames — GeoNames.org. CC BY 4.0

Normal period: 1991–2020
Dataset version: era5-1991-2020-scores1.1
Last processed: 1 August 2026

Measured values come from ERA5 reanalysis and are reproduced unchanged. Calculated by us: monthly rankings, daylight hours, beach and comfort scores. Full formulas are on the methodology page.

Contains modified Copernicus Climate Change Service information 2026. Neither the European Commission nor ECMWF is responsible for any use that may be made of the Copernicus information or data it contains.