Brest climate

Name: Brest
Address: BY

Brest is warmest in July, with average highs of 24 °C, and coldest in January, when nights average -5.2 °C. July is the wettest month (82 mm) and February the driest (36 mm). Figures are 1991–2020 climate normals.

Across a full year Brest averages 642 mm of rain, 35 days above 25 °C and 110 days below freezing.

Belarus · population 347,138 · 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 July 24 °C
Coldest month January -5.2 °C
Driest month February 36 mm
Wettest month July 82 mm
Least cloud August 54 % cloud
Hottest on record August 34 °C
Coldest on record December -32 °C

What to expectBrest through the year

Brest has a clear annual cycle: average daily highs run from -0.4 °C in January to 24 °C in July, a swing of 22 °C in mean temperature across the year.

Counted across a normal year, 35 days a year reach 25 °C, 5 of them reach 30 °C, 110 nights drop below freezing. The warmest reading in the 1991–2020 record is 34 °C, in August.

Rain is strongly seasonal. July averages 82 mm against 36 mm in February — 2.3 times as much. Planning around the dry months matters more here than planning around temperature.

Month by month

Month	Avg high	Rainfall	Cloud
January	-0.4 °C	37 mm	81 %
February	1.0 °C	36 mm	80 %
March	6.1 °C	42 mm	70 %
April	13.3 °C	47 mm	61 %
May	18.7 °C	73 mm	60 %
June	22.1 °C	71 mm	58 %
July	24.1 °C	82 mm	58 %
August	23.6 °C	66 mm	54 %
September	18.1 °C	61 mm	63 %
October	11.8 °C	46 mm	68 %
November	5.6 °C	40 mm	81 %
December	1.0 °C	42 mm	83 %

Temperature month by month

Month	Avg high	Avg low	Mean	Record high	Record low	Days above 25 °C	Days above 30 °C	Days below 0 °C
January	-0.4 °C	-5.2 °C	-2.7 °C	11.5 °C	-29.7 °C	0	0	24
February	1.0 °C	-4.7 °C	-1.7 °C	13.7 °C	-29.6 °C	0	0	22
March	6.1 °C	-2.0 °C	2.1 °C	18.0 °C	-22.1 °C	0	0	20
April	13.3 °C	3.2 °C	8.5 °C	27.8 °C	-9.1 °C	0	0	6
May	18.7 °C	8.7 °C	14.1 °C	30.5 °C	-1.9 °C	3	0	0
June	22.1 °C	12.4 °C	17.7 °C	33.6 °C	3.4 °C	8	1	0
July	24.1 °C	14.7 °C	19.8 °C	34.2 °C	7.3 °C	13	2	0
August	23.6 °C	14.1 °C	19.1 °C	34.3 °C	5.9 °C	10	2	0
September	18.1 °C	9.9 °C	14.0 °C	33.0 °C	1.3 °C	2	0	0
October	11.8 °C	5.1 °C	8.4 °C	23.3 °C	-6.5 °C	0	0	4
November	5.6 °C	1.0 °C	3.3 °C	17.9 °C	-19.5 °C	0	0	12
December	1.0 °C	-3.3 °C	-1.0 °C	12.2 °C	-32.5 °C	0	0	21

Rain, sun and wind month by month

Month	Rainfall	Wet days	Daylight	Cloud cover	Humidity	Wind
January	37 mm	9	8.3 h/day	81 %	85 %	20 km/h
February	36 mm	10	9.9 h/day	80 %	83 %	20 km/h
March	42 mm	10	12 h/day	70 %	77 %	20 km/h
April	47 mm	10	14 h/day	61 %	70 %	18 km/h
May	73 mm	12	16 h/day	60 %	69 %	18 km/h
June	71 mm	12	17 h/day	58 %	69 %	17 km/h
July	82 mm	13	16 h/day	58 %	70 %	17 km/h
August	66 mm	10	15 h/day	54 %	69 %	16 km/h
September	61 mm	9	13 h/day	63 %	76 %	18 km/h
October	46 mm	9	11 h/day	68 %	81 %	19 km/h
November	40 mm	9	8.8 h/day	81 %	85 %	19 km/h
December	42 mm	10	7.8 h/day	83 %	87 %	20 km/h

How Brest 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
Brest	24 °C	-5.2 °C	642 mm	35
Białystok · Poland	23 °C	-5.2 °C	658 mm	27
Lublin · Poland	24 °C	-4.6 °C	689 mm	31
Hrodna · Belarus	23 °C	-5.3 °C	654 mm	24
Warsaw · Poland	24 °C	-4.0 °C	645 mm	34

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

QuestionsCommon questions about Brest’s climate

When is the best time to visit Brest?

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

How hot does Brest get?

In July, the warmest month, daily highs average 24 °C. About 5 days a year pass 30 °C. The highest value in the 1991–2020 record is 34 °C.

How cold does it get in winter?

Nights average -5.2 °C in January, the coldest month. A normal year has 110 nights below freezing.

Which month is wettest in Brest?

July, averaging 82 mm over 13 days with rain. The driest month is February with 36 mm. The year as a whole averages 642 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 Brest 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: 52.109°, 23.717° (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.