Comitancillo climate — normals and trends
Comitancillo (Guatemala) has a subtropical highland, dry winter climate (Cwb) under the Köppen-Geiger classification. Its mean annual temperature is 14.8 °C and it receives 2,356 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 (15.8 °C on average) and the coldest is January (13.4 °C). Rainfall peaks in June.
Comitancillo averages 0 frost days, 0 hot days (≥ 30 °C) and 272 rainy days per year.
Comitancillo has warmed by +2.3 °C between 1940 and 2025, or +0.27 °C per decade. This trend is statistically significant.
The hottest day of the period reached 27.2 °C (on 6 May 2024) and the coldest 2.1 °C (on 13 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
ComitancilloSan Marcos
- coords
- 15.09°, -91.75°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
14.8°C
Average daily high
19.6°C
Average daily low
11.1°C
Annual rainfall
2,356mm
Sunshine / day
10.1h
Mean relative humidity
81%
Average peak wind
7.4km/h
Seasonal range
2.4°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
0 d/yr
Rainy days (≥ 1 mm)
272 d/yr
Annual snowfall
0.0 cm
Average feels-like high
20.9 °C
Average feels-like low
10.3 °C
Average peak gust
28.5 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
19.0 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+2.3 °C
since 1940
+0.3 °C per decade · r² = 0.84 · 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
27.2 °C
6 May 2024
Coldest day
2.1 °C
13 January 1956
Wettest day
163 mm
13 May 1997
Windiest day
22.4 km/h
2 February 1998
Strongest gust
82.4 km/h
17 June 2024
Hottest feels-like
29.1 °C
6 May 2024
Coldest feels-like
-1.3 °C
13 January 1956
Sunniest day
12.6 h
14 July 2019
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 | +1.8 °C | 31 mm | +3 mm |
| Feb | 20.5 °C | +0.9 °C | 55 mm | +23 mm |
| Mar | 22.2 °C | +1.8 °C | 49 mm | -19 mm |
| Apr | 21.1 °C | +0.4 °C | 165 mm | +29 mm |
| May | 22.4 °C | +1.9 °C | 235 mm | -59 mm |
| Jun | 21.2 °C | +1.6 °C | 532 mm | +124 mm |
| Jul | 21.3 °C | +1.8 °C | 184 mm | -94 mm |
| Aug | 21.2 °C | +1.6 °C | 293 mm | -20 mm |
| Sep | 21.2 °C | +1.8 °C | 461 mm | +59 mm |
| Oct | 21.0 °C | +1.9 °C | 271 mm | -1 mm |
| Nov | 19.7 °C | +0.8 °C | 80 mm | -9 mm |
| Dec | 19.4 °C | +0.8 °C | 90 mm | +52 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 Comitancillo?
Comitancillo has a subtropical highland, dry winter climate (Köppen Cwb). Over 1940-2025, the average annual temperature is 14.8 °C and it receives 2,356 mm of precipitation per year.
What is the hottest day ever recorded in Comitancillo?
The hottest day measured in Comitancillo between 1940 and 2025 was 6 May 2024, reaching 27.2 °C.
What is the coldest day in Comitancillo?
The coldest day measured in Comitancillo between 1940 and 2025 was 13 January 1956, at 2.1 °C.
Does it snow in Comitancillo?
Almost never: Comitancillo sees virtually no snow, with about 0 frost days per year.
Has the climate of Comitancillo warmed?
Yes: Comitancillo warmed by +2.3 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Comitancillo?
The wettest day measured in Comitancillo between 1940 and 2025 was 13 May 1997, with 163 mm of rain in 24 hours.
What was the windiest day in Comitancillo?
The windiest day measured in Comitancillo between 1940 and 2025 was 2 February 1998, with winds reaching 22.4 km/h.
What is the warmest month in Comitancillo?
The warmest month in Comitancillo is May (15.8 °C on average); the coldest is January (13.4 °C).
How much does it rain in Comitancillo?
Comitancillo receives on average 2,356 mm of precipitation per year, spread over about 272 rainy days.
Is it sunny in Comitancillo?
Comitancillo gets on average 10.1 hours of sunshine per day, roughly 3,687 hours per year over 1940-2025.
Are there tropical nights in Comitancillo?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Comitancillo.
What was the most extreme apparent temperature in Comitancillo?
In Comitancillo, between 1940 and 2025, the highest apparent temperature reached 29.1 °C on 6 May 2024, and the lowest was -1.3 °C on 13 January 1956.
Compare Comitancillo with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Comitancillo