Contla climate — normals and trends
Contla (Mexico) has a subtropical highland, dry winter climate (Cwb) under the Köppen-Geiger classification. Its mean annual temperature is 14.3 °C and it receives 917 mm of precipitation per year.
These figures are normals computed over 86 complete calendar years, from 1940 to 2025, using ERA5 reanalysis data from the Copernicus programme.
The warmest month is May (16.4 °C on average) and the coldest is January (11.5 °C). Rainfall peaks in June.
Contla averages 1 frost days, 0 hot days (≥ 30 °C) and 132 rainy days per year.
Contla has warmed by +2.7 °C between 1940 and 2025, or +0.32 °C per decade. This trend is statistically significant.
The number of frost days there went from about 2 to 0 per year over the period.
The hottest day of the period reached 31.0 °C (on 8 May 1998) and the coldest -3.8 °C (on 12 January 1956).
Data from ERA5 reanalysis (Copernicus Climate Change Service), redistributed under a CC-BY 4.0 licence. Normals are recomputed whenever the archive is updated.
Climate normals · ERA5
ContlaTlaxcala
- coords
- 19.33°, -98.17°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
14.3°C
Average daily high
21.1°C
Average daily low
8.6°C
Annual rainfall
917mm
Sunshine / day
10.8h
Mean relative humidity
65%
Average peak wind
13.1km/h
Seasonal range
4.9°C
Frost days (< 0 °C)
1 d/yr
Hot days (≥ 30 °C)
0 d/yr
Rainy days (≥ 1 mm)
132 d/yr
Annual snowfall
0.1 cm
Average feels-like high
20.3 °C
Average feels-like low
6.8 °C
Average peak gust
33.7 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
21.5 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.7 °C
since 1940
+0.3 °C per decade · r² = 0.86 · p = < 0.001
Trend fitted by linear regression (ordinary least squares) on annual means. A trend is shown only when it is statistically significant (p < 0.05).
A climograph overlays rainfall (bars) and temperature (line): the standard reading in climatology, where you can see at a glance whether the warm season is also the dry one.
Records for the period
Hottest day
31.0 °C
8 May 1998
Coldest day
-3.8 °C
12 January 1956
Wettest day
92 mm
21 August 2021
Windiest day
32.8 km/h
27 October 2001
Strongest gust
91.4 km/h
9 March 2016
Hottest feels-like
31.3 °C
3 May 1983
Coldest feels-like
-8.9 °C
12 January 1956
Snowiest day
4.8 cm
11 January 1967
Sunniest day
13.0 h
18 May 1940
Normals computed over complete calendar years 1940–2025.
A specific year
Pick a year and see how it compares to normal — warmer, drier or more extreme than usual?
Across the whole year
Month by month
| High | vs. normal | Precipitation | vs. normal | |
|---|---|---|---|---|
| Jan | 20.5 °C | +1.4 °C | 13 mm | -0 mm |
| Feb | 22.3 °C | +1.6 °C | 25 mm | +10 mm |
| Mar | 24.5 °C | +1.9 °C | 17 mm | -5 mm |
| Apr | 24.9 °C | +1.4 °C | 19 mm | -29 mm |
| May | 24.7 °C | +1.3 °C | 150 mm | +65 mm |
| Jun | 20.7 °C | -1.2 °C | 279 mm | +117 mm |
| Jul | 22.1 °C | +1.2 °C | 118 mm | -38 mm |
| Aug | 22.5 °C | +1.3 °C | 199 mm | +40 mm |
| Sep | 22.6 °C | +2.1 °C | 170 mm | +12 mm |
| Oct | 22.0 °C | +1.5 °C | 116 mm | +46 mm |
| Nov | 22.8 °C | +2.7 °C | 3 mm | -19 mm |
| Dec | 20.5 °C | +1.2 °C | 23 mm | +14 mm |
The year's extremes
What was the weather like that day?
Your birthday, a wedding, a memorable trip: discover the actual weather for any date since 1940.
Frequently asked questions
What is the climate of Contla?
Contla has a subtropical highland, dry winter climate (Köppen Cwb). Over 1940-2025, the average annual temperature is 14.3 °C and it receives 917 mm of precipitation per year.
What is the hottest day ever recorded in Contla?
The hottest day measured in Contla between 1940 and 2025 was 8 May 1998, reaching 31.0 °C.
What is the coldest day in Contla?
The coldest day measured in Contla between 1940 and 2025 was 12 January 1956, at -3.8 °C.
Does it snow in Contla?
Almost never: Contla sees virtually no snow, with about 1 frost days per year.
Has the climate of Contla warmed?
Yes: Contla warmed by +2.7 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Contla?
The wettest day measured in Contla between 1940 and 2025 was 21 August 2021, with 92 mm of rain in 24 hours.
What was the windiest day in Contla?
The windiest day measured in Contla between 1940 and 2025 was 27 October 2001, with winds reaching 32.8 km/h.
What is the warmest month in Contla?
The warmest month in Contla is May (16.4 °C on average); the coldest is January (11.5 °C).
How much does it rain in Contla?
Contla receives on average 917 mm of precipitation per year, spread over about 132 rainy days.
Is it sunny in Contla?
Contla gets on average 10.8 hours of sunshine per day, roughly 3,942 hours per year over 1940-2025.
What is the biggest single-day snowfall in Contla?
The heaviest 24-hour snowfall measured in Contla between 1940 and 2025 was 11 January 1967, with 4.8 cm.
Are there tropical nights in Contla?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Contla.
What was the most extreme apparent temperature in Contla?
In Contla, between 1940 and 2025, the highest apparent temperature reached 31.3 °C on 3 May 1983, and the lowest was -8.9 °C on 12 January 1956.
Compare Contla with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Contla