Comilla climate — normals and trends
Comilla (Bangladesh) has a tropical savanna climate (Aw) under the Köppen-Geiger classification. Its mean annual temperature is 25.0 °C and it receives 2,189 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 (28.1 °C on average) and the coldest is January (18.4 °C). Rainfall peaks in June.
Comilla averages 0 frost days, 194 hot days (≥ 30 °C) and 186 rainy days per year.
Comilla has warmed by +1.0 °C between 1940 and 2025, or +0.12 °C per decade. This trend is statistically significant.
The hottest day of the period reached 41.9 °C (on 16 April 1956) and the coldest 4.6 °C (on 10 January 2013).
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
ComillaChittagong
- coords
- 23.46°, 91.19°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
25.0°C
Average daily high
29.9°C
Average daily low
21.1°C
Annual rainfall
2,189mm
Sunshine / day
9.0h
Mean relative humidity
78%
Average peak wind
12.8km/h
Seasonal range
9.7°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
194 d/yr
Rainy days (≥ 1 mm)
186 d/yr
Annual snowfall
0.0 cm
Average feels-like high
33.7 °C
Average feels-like low
23.9 °C
Average peak gust
28.4 km/h
Tropical nights (≥ 20 °C)
238 d/yr
Solar radiation
16.2 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.0 °C
since 1940
+0.1 °C per decade · r² = 0.40 · 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
41.9 °C
16 April 1956
Coldest day
4.6 °C
10 January 2013
Wettest day
196 mm
3 June 1956
Windiest day
54.3 km/h
30 April 1991
Strongest gust
110.2 km/h
27 May 2024
Hottest feels-like
46.3 °C
7 June 2017
Coldest feels-like
3.0 °C
10 January 2013
Sunniest day
13.0 h
11 June 1977
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 | 25.9 °C | +0.4 °C | 3 mm | -6 mm |
| Feb | 29.5 °C | +1.0 °C | 4 mm | -18 mm |
| Mar | 33.4 °C | +1.3 °C | 7 mm | -71 mm |
| Apr | 33.6 °C | +0.8 °C | 136 mm | -65 mm |
| May | 33.2 °C | +1.0 °C | 339 mm | +10 mm |
| Jun | 32.0 °C | +1.0 °C | 388 mm | +4 mm |
| Jul | 31.3 °C | +0.8 °C | 471 mm | +118 mm |
| Aug | 31.8 °C | +1.1 °C | 308 mm | -2 mm |
| Sep | 32.9 °C | +2.0 °C | 208 mm | -64 mm |
| Oct | 32.6 °C | +2.3 °C | 159 mm | -19 mm |
| Nov | 30.2 °C | +1.8 °C | 14 mm | -27 mm |
| Dec | 26.1 °C | +0.2 °C | 0 mm | -13 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 Comilla?
Comilla has a tropical savanna climate (Köppen Aw). Over 1940-2025, the average annual temperature is 25.0 °C and it receives 2,189 mm of precipitation per year.
What is the hottest day ever recorded in Comilla?
The hottest day measured in Comilla between 1940 and 2025 was 16 April 1956, reaching 41.9 °C.
What is the coldest day in Comilla?
The coldest day measured in Comilla between 1940 and 2025 was 10 January 2013, at 4.6 °C.
Does it snow in Comilla?
Almost never: Comilla sees virtually no snow, with about 0 frost days per year.
Has the climate of Comilla warmed?
Yes: Comilla warmed by +1.0 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Comilla?
The wettest day measured in Comilla between 1940 and 2025 was 3 June 1956, with 196 mm of rain in 24 hours.
What was the windiest day in Comilla?
The windiest day measured in Comilla between 1940 and 2025 was 30 April 1991, with winds reaching 54.3 km/h.
What is the warmest month in Comilla?
The warmest month in Comilla is May (28.1 °C on average); the coldest is January (18.4 °C).
How much does it rain in Comilla?
Comilla receives on average 2,189 mm of precipitation per year, spread over about 186 rainy days.
Is it sunny in Comilla?
Comilla gets on average 9.0 hours of sunshine per day, roughly 3,285 hours per year over 1940-2025.
Are there tropical nights in Comilla?
Yes: Comilla has on average 238 tropical nights per year (temperature staying above 20 °C), over 1940-2025.
What was the most extreme apparent temperature in Comilla?
In Comilla, between 1940 and 2025, the highest apparent temperature reached 46.3 °C on 7 June 2017, and the lowest was 3.0 °C on 10 January 2013.
Compare Comilla with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Comilla