Barishal climate

Name: Barishal
Address: BD

Barishal is warmest in April, with average highs of 33 °C, and coldest in January, when nights average 14 °C. July is the wettest month (376 mm) and January the driest (6.6 mm). Figures are 1991–2020 climate normals.

Across a full year Barishal averages 1,964 mm of rain and 329 days above 25 °C.

Bangladesh · population 202,242 · 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 33 °C
Coldest month January 14 °C
Driest month January 7 mm
Wettest month July 376 mm
Least cloud January 19 % cloud
Hottest on record April 39 °C
Coldest on record January 9.8 °C

What to expectBarishal through the year

Barishal has a clear annual cycle: average daily highs run from 25 °C in January to 33 °C in April, a swing of 9.8 °C in mean temperature across the year.

Counted across a normal year, 329 days a year reach 25 °C, 167 of them reach 30 °C. The warmest reading in the 1991–2020 record is 39 °C, in April.

Rain is strongly seasonal. July averages 376 mm against 7 mm in January — 57 times as much. Planning around the dry months matters more here than planning around temperature.

Month by month

Month	Avg high	Rainfall	Cloud
January	24.6 °C	7 mm	19 %
February	28.0 °C	19 mm	22 %
March	32.0 °C	44 mm	28 %
April	33.1 °C	121 mm	40 %
May	32.4 °C	222 mm	55 %
June	30.8 °C	364 mm	86 %
July	29.9 °C	376 mm	94 %
August	30.0 °C	327 mm	94 %
September	30.2 °C	263 mm	86 %
October	29.7 °C	167 mm	52 %
November	27.7 °C	45 mm	31 %
December	25.2 °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	24.6 °C	14.0 °C	19.1 °C	29.2 °C	9.8 °C	13	0
February	28.0 °C	16.9 °C	22.3 °C	35.8 °C	10.5 °C	25	5
March	32.0 °C	21.4 °C	26.5 °C	37.9 °C	14.7 °C	31	25
April	33.1 °C	24.6 °C	28.4 °C	38.7 °C	18.2 °C	30	27
May	32.4 °C	26.0 °C	28.9 °C	37.9 °C	21.3 °C	31	27
June	30.8 °C	26.3 °C	28.2 °C	36.4 °C	23.9 °C	30	20
July	29.9 °C	25.8 °C	27.5 °C	33.6 °C	24.1 °C	31	15
August	30.0 °C	25.6 °C	27.5 °C	33.2 °C	24.0 °C	31	16
September	30.2 °C	25.3 °C	27.4 °C	33.8 °C	23.1 °C	30	17
October	29.7 °C	23.6 °C	26.4 °C	33.7 °C	17.8 °C	31	14
November	27.7 °C	19.5 °C	23.5 °C	31.9 °C	13.8 °C	29	1
December	25.2 °C	15.5 °C	20.1 °C	29.4 °C	10.3 °C	18	0

Rain, sun and wind month by month

Month	Rainfall	Wet days	Daylight	Cloud cover	Humidity	Wind
January	7 mm	1	11 h/day	19 %	71 %	11 km/h
February	19 mm	3	11 h/day	22 %	69 %	11 km/h
March	44 mm	5	12 h/day	28 %	69 %	13 km/h
April	121 mm	11	13 h/day	40 %	76 %	16 km/h
May	222 mm	17	13 h/day	55 %	81 %	16 km/h
June	364 mm	26	14 h/day	86 %	87 %	17 km/h
July	376 mm	30	13 h/day	94 %	88 %	18 km/h
August	327 mm	29	13 h/day	94 %	88 %	16 km/h
September	263 mm	26	12 h/day	86 %	88 %	13 km/h
October	167 mm	15	12 h/day	52 %	85 %	9.8 km/h
November	45 mm	3	11 h/day	31 %	79 %	9.3 km/h
December	10 mm	1	11 h/day	24 %	75 %	9.8 km/h

How Barishal 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
Barishal	33 °C	14 °C	1,964 mm	329
Bagerhat · Bangladesh	34 °C	13 °C	1,847 mm	336
Chāndpur · Bangladesh	32 °C	14 °C	1,975 mm	325
Khulna · Bangladesh	34 °C	13 °C	1,762 mm	336
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 Barishal.

QuestionsCommon questions about Barishal’s climate

When is the best time to visit Barishal?

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 Barishal get?

In April, the warmest month, daily highs average 33 °C. About 167 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 14 °C in January, the coldest month. Freezing nights are not part of a normal year here.

Which month is wettest in Barishal?

July, averaging 376 mm over 30 days with rain. The driest month is January with 7 mm. The year as a whole averages 1,964 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 Barishal 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
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.