Comilla climate

Name: Comilla
Address: BD

Comilla is warmest in April, with average highs of 32 °C, and coldest in January, when nights average 12 °C. June is the wettest month (369 mm) and January the driest (6.8 mm). Figures are 1991–2020 climate normals.

Across a full year Comilla averages 2,128 mm of rain and 333 days above 25 °C.

Bangladesh · population 634,654 · 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 32 °C
Coldest month January 12 °C
Driest month January 7 mm
Wettest month June 369 mm
Least cloud January 20 % cloud
Hottest on record April 39 °C
Coldest on record January 7.0 °C

What to expectComilla through the year

Comilla has a clear annual cycle: average daily highs run from 25 °C in January to 32 °C in April, a swing of 9.4 °C in mean temperature across the year.

Counted across a normal year, 333 days a year reach 25 °C, 174 of them reach 30 °C. The warmest reading in the 1991–2020 record is 39 °C, in April.

Rain is strongly seasonal. June averages 369 mm against 7 mm in January — 55 times as much. Planning around the dry months matters more here than planning around temperature.

Month by month

Month	Avg high	Rainfall	Cloud
January	24.8 °C	7 mm	20 %
February	28.0 °C	22 mm	23 %
March	31.7 °C	86 mm	31 %
April	32.5 °C	186 mm	44 %
May	31.8 °C	327 mm	60 %
June	30.7 °C	369 mm	88 %
July	30.0 °C	359 mm	95 %
August	30.4 °C	285 mm	94 %
September	30.5 °C	269 mm	86 %
October	30.0 °C	176 mm	52 %
November	28.1 °C	32 mm	30 %
December	25.6 °C	10 mm	24 %

Temperature month by month

Month	Avg high	Avg low	Mean	Record high	Record low	Days above 25 °C	Days above 30 °C
January	24.8 °C	12.3 °C	18.5 °C	29.2 °C	7.0 °C	14	0
February	28.0 °C	15.3 °C	21.6 °C	34.7 °C	9.1 °C	25	5
March	31.7 °C	19.9 °C	25.7 °C	37.9 °C	12.0 °C	31	24
April	32.5 °C	23.3 °C	27.5 °C	39.1 °C	16.1 °C	30	25
May	31.8 °C	24.7 °C	27.9 °C	37.8 °C	20.6 °C	31	25
June	30.7 °C	25.4 °C	27.6 °C	35.0 °C	22.7 °C	30	20
July	30.0 °C	25.3 °C	27.1 °C	35.5 °C	23.1 °C	31	17
August	30.4 °C	25.1 °C	27.2 °C	34.8 °C	23.3 °C	31	19
September	30.5 °C	24.7 °C	27.0 °C	34.7 °C	20.8 °C	30	19
October	30.0 °C	22.6 °C	26.0 °C	34.0 °C	16.3 °C	31	17
November	28.1 °C	18.0 °C	22.9 °C	32.5 °C	11.8 °C	29	3
December	25.6 °C	13.9 °C	19.6 °C	29.7 °C	7.6 °C	21	0

Rain, sun and wind month by month

Month	Rainfall	Wet days	Daylight	Cloud cover	Humidity	Wind
January	7 mm	1	11 h/day	20 %	70 %	9.6 km/h
February	22 mm	3	11 h/day	23 %	65 %	11 km/h
March	86 mm	7	12 h/day	31 %	65 %	13 km/h
April	186 mm	14	13 h/day	44 %	77 %	15 km/h
May	327 mm	22	13 h/day	60 %	83 %	15 km/h
June	369 mm	27	14 h/day	88 %	87 %	17 km/h
July	359 mm	30	13 h/day	95 %	88 %	18 km/h
August	285 mm	29	13 h/day	94 %	87 %	16 km/h
September	269 mm	27	12 h/day	86 %	88 %	12 km/h
October	176 mm	16	12 h/day	52 %	85 %	9.1 km/h
November	32 mm	3	11 h/day	30 %	77 %	8.6 km/h
December	10 mm	1	11 h/day	24 %	73 %	8.9 km/h

How Comilla 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
Comilla	32 °C	12 °C	2,128 mm	333
Agartala · India	32 °C	12 °C	1,944 mm	328
Brāhmanbāria · Bangladesh	32 °C	13 °C	2,228 mm	326
Chāndpur · Bangladesh	32 °C	14 °C	1,975 mm	325
Narsingdi · Bangladesh	32 °C	13 °C	2,196 mm	327
Narayanganj · Bangladesh	32 °C	13 °C	1,962 mm	323
Dhaka · Bangladesh	33 °C	13 °C	1,988 mm	323

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

QuestionsCommon questions about Comilla’s climate

When is the best time to visit Comilla?

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

How hot does Comilla get?

In April, the warmest month, daily highs average 32 °C. About 174 days a year pass 30 °C. The highest value in the 1991–2020 record is 39 °C.

How cold does it get in winter?

Nights average 12 °C in January, the coldest month. Freezing nights are not part of a normal year here.

Which month is wettest in Comilla?

June, averaging 369 mm over 27 days with rain. The driest month is January with 7 mm. The year as a whole averages 2,128 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 Comilla 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
Data point: 23.462°, 91.185° (the coordinates the reanalysis values are taken for)
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.