Smolensk climate

Name: Smolensk
Address: RU

Smolensk is warmest in July, with average highs of 22 °C, and coldest in February, when nights average -9.1 °C. July is the wettest month (92 mm) and March the driest (39 mm). Figures are 1991–2020 climate normals.

Across a full year Smolensk averages 703 mm of rain, 18 days above 25 °C and 153 days below freezing.

Russia · population 330,025 · 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 22 °C
Coldest month February -9.1 °C
Driest month March 39 mm
Wettest month July 92 mm
Least cloud July 58 % cloud
Hottest on record August 35 °C
Coldest on record February -33 °C

What to expectSmolensk through the year

Smolensk has a clear annual cycle: average daily highs run from -3.4 °C in February to 22 °C in July, a swing of 25 °C in mean temperature across the year.

Counted across a normal year, 18 days a year reach 25 °C, 1 of them reach 30 °C, 153 nights drop below freezing. The warmest reading in the 1991–2020 record is 35 °C, in August.

Rain is strongly seasonal. July averages 92 mm against 39 mm in March — 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	-4.1 °C	43 mm	89 %
February	-3.4 °C	40 mm	84 %
March	1.9 °C	39 mm	72 %
April	10.3 °C	43 mm	65 %
May	16.7 °C	74 mm	61 %
June	20.2 °C	81 mm	60 %
July	22.3 °C	92 mm	58 %
August	21.1 °C	74 mm	59 %
September	15.4 °C	61 mm	68 %
October	8.3 °C	64 mm	77 %
November	1.6 °C	49 mm	87 %
December	-2.5 °C	42 mm	90 %

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	-4.1 °C	-8.7 °C	-6.2 °C	9.1 °C	-31.5 °C	0	0	29
February	-3.4 °C	-9.1 °C	-6.0 °C	6.7 °C	-32.9 °C	0	0	27
March	1.9 °C	-5.3 °C	-1.6 °C	16.5 °C	-20.0 °C	0	0	27
April	10.3 °C	0.8 °C	5.8 °C	24.6 °C	-11.8 °C	0	0	13
May	16.7 °C	7.2 °C	12.4 °C	29.4 °C	-3.8 °C	1	0	1
June	20.2 °C	11.4 °C	16.3 °C	29.8 °C	1.3 °C	4	0	0
July	22.3 °C	13.8 °C	18.4 °C	34.5 °C	7.5 °C	7	0	0
August	21.1 °C	12.7 °C	17.1 °C	35.3 °C	5.8 °C	5	1	0
September	15.4 °C	8.0 °C	11.8 °C	27.0 °C	-2.8 °C	0	0	1
October	8.3 °C	2.8 °C	5.6 °C	22.5 °C	-11.8 °C	0	0	9
November	1.6 °C	-2.3 °C	-0.3 °C	13.3 °C	-28.3 °C	0	0	19
December	-2.5 °C	-6.5 °C	-4.3 °C	9.1 °C	-32.4 °C	0	0	28

Rain, sun and wind month by month

Month	Rainfall	Wet days	Daylight	Cloud cover	Humidity	Wind
January	43 mm	10	7.8 h/day	89 %	87 %	19 km/h
February	40 mm	10	9.7 h/day	84 %	85 %	19 km/h
March	39 mm	9	12 h/day	72 %	79 %	19 km/h
April	43 mm	9	14 h/day	65 %	72 %	18 km/h
May	74 mm	12	16 h/day	61 %	71 %	17 km/h
June	81 mm	13	17 h/day	60 %	72 %	17 km/h
July	92 mm	13	17 h/day	58 %	74 %	16 km/h
August	74 mm	12	15 h/day	59 %	74 %	16 km/h
September	61 mm	9	13 h/day	68 %	78 %	17 km/h
October	64 mm	12	11 h/day	77 %	83 %	18 km/h
November	49 mm	10	8.4 h/day	87 %	87 %	18 km/h
December	42 mm	11	7.3 h/day	90 %	88 %	19 km/h

How Smolensk 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
Smolensk	22 °C	-9.1 °C	703 mm	18
Vitebsk · Belarus	23 °C	-8.2 °C	705 mm	21
Bryansk · Russia	23 °C	-8.9 °C	645 mm	29
Bobruysk · Belarus	24 °C	-7.0 °C	644 mm	29
Homyel' · Belarus	24 °C	-7.0 °C	627 mm	37
Kaluga · Russia	23 °C	-10 °C	650 mm	24
Minsk · Belarus	22 °C	-7.3 °C	666 mm	21

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

QuestionsCommon questions about Smolensk’s climate

When is the best time to visit Smolensk?

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 March the driest. The month-by-month table above has the full picture.

How hot does Smolensk get?

In July, the warmest month, daily highs average 22 °C. About 1 days a year pass 30 °C. The highest value in the 1991–2020 record is 35 °C.

How cold does it get in winter?

Nights average -9.1 °C in February, the coldest month. A normal year has 153 nights below freezing.

Which month is wettest in Smolensk?

July, averaging 92 mm over 13 days with rain. The driest month is March with 39 mm. The year as a whole averages 703 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 Smolensk 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: 54.778°, 32.051° (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.