Comalapa climate — normals and trends
Comalapa (Mexico) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 22.2 °C and it receives 1,080 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 (24.5 °C on average) and the coldest is January (19.9 °C). Rainfall peaks in June.
Comalapa averages 0 frost days, 101 hot days (≥ 30 °C) and 134 rainy days per year.
Comalapa has warmed by +2.6 °C between 1940 and 2025, or +0.30 °C per decade. This trend is statistically significant.
The hottest day of the period reached 39.7 °C (on 7 May 2024) and the coldest 8.1 °C (on 9 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
ComalapaChiapas
- coords
- 15.66°, -92.14°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
22.2°C
Average daily high
28.4°C
Average daily low
17.4°C
Annual rainfall
1,080mm
Sunshine / day
10.7h
Mean relative humidity
69%
Average peak wind
8.6km/h
Seasonal range
4.6°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
101 d/yr
Rainy days (≥ 1 mm)
134 d/yr
Annual snowfall
0.0 cm
Average feels-like high
30.3 °C
Average feels-like low
18.9 °C
Average peak gust
29.3 km/h
Tropical nights (≥ 20 °C)
35 d/yr
Solar radiation
20.5 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.6 °C
since 1940
+0.3 °C per decade · r² = 0.79 · 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
39.7 °C
7 May 2024
Coldest day
8.1 °C
9 January 1956
Wettest day
107 mm
17 June 2024
Windiest day
21.8 km/h
1 May 1971
Strongest gust
67.0 km/h
1 May 1971
Hottest feels-like
40.6 °C
7 May 2024
Coldest feels-like
6.4 °C
9 January 1956
Sunniest day
12.7 h
29 June 1940
Normals computed over complete calendar years 1940–2025.
A specific year
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Across the whole year
Month by month
| High | vs. normal | Precipitation | vs. normal | |
|---|---|---|---|---|
| Jan | 29.1 °C | +2.4 °C | 7 mm | -5 mm |
| Feb | 30.6 °C | +2.3 °C | 14 mm | +3 mm |
| Mar | 32.9 °C | +2.5 °C | 3 mm | -11 mm |
| Apr | 32.4 °C | +0.7 °C | 9 mm | -20 mm |
| May | 33.4 °C | +2.5 °C | 35 mm | -64 mm |
| Jun | 29.6 °C | +1.6 °C | 286 mm | +40 mm |
| Jul | 30.6 °C | +2.3 °C | 68 mm | -54 mm |
| Aug | 31.4 °C | +2.5 °C | 112 mm | -26 mm |
| Sep | 29.0 °C | +1.6 °C | 312 mm | +82 mm |
| Oct | 28.7 °C | +2.0 °C | 112 mm | -14 mm |
| Nov | 28.4 °C | +1.9 °C | 35 mm | -1 mm |
| Dec | 27.4 °C | +1.0 °C | 55 mm | +37 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 Comalapa?
Comalapa has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 22.2 °C and it receives 1,080 mm of precipitation per year.
What is the hottest day ever recorded in Comalapa?
The hottest day measured in Comalapa between 1940 and 2025 was 7 May 2024, reaching 39.7 °C.
What is the coldest day in Comalapa?
The coldest day measured in Comalapa between 1940 and 2025 was 9 January 1956, at 8.1 °C.
Does it snow in Comalapa?
Almost never: Comalapa sees virtually no snow, with about 0 frost days per year.
Has the climate of Comalapa warmed?
Yes: Comalapa warmed by +2.6 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Comalapa?
The wettest day measured in Comalapa between 1940 and 2025 was 17 June 2024, with 107 mm of rain in 24 hours.
What was the windiest day in Comalapa?
The windiest day measured in Comalapa between 1940 and 2025 was 1 May 1971, with winds reaching 21.8 km/h.
What is the warmest month in Comalapa?
The warmest month in Comalapa is May (24.5 °C on average); the coldest is January (19.9 °C).
How much does it rain in Comalapa?
Comalapa receives on average 1,080 mm of precipitation per year, spread over about 134 rainy days.
Is it sunny in Comalapa?
Comalapa gets on average 10.7 hours of sunshine per day, roughly 3,905 hours per year over 1940-2025.
Are there tropical nights in Comalapa?
Yes: Comalapa has on average 35 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Comalapa?
In Comalapa, between 1940 and 2025, the highest apparent temperature reached 40.6 °C on 7 May 2024, and the lowest was 6.4 °C on 9 January 1956.
Compare Comalapa with another city
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Nearby cities
The climate around Comalapa