Komsomolsk-on-Amur climate

Name: Komsomolsk-on-Amur
Address: RU

Komsomolsk-on-Amur is warmest in July, with average highs of 24 °C, and coldest in January, when nights average -26 °C. August is the wettest month (110 mm) and February the driest (11 mm). Figures are 1991–2020 climate normals.

Across a full year Komsomolsk-on-Amur averages 640 mm of rain, 31 days above 25 °C and 194 days below freezing.

Russia · population 275,908 · 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 -26 °C
Driest month February 11 mm
Wettest month August 110 mm
Least cloud February 53 % cloud
Hottest on record July 35 °C
Coldest on record February -39 °C

What to expectKomsomolsk-on-Amur through the year

Komsomolsk-on-Amur has a clear annual cycle: average daily highs run from -18 °C in January to 24 °C in July, a swing of 42 °C in mean temperature across the year.

Counted across a normal year, 31 days a year reach 25 °C, 4 of them reach 30 °C, 194 nights drop below freezing. The warmest reading in the 1991–2020 record is 35 °C, in July.

Rain is strongly seasonal. August averages 110 mm against 11 mm in February — 9.9 times as much. Planning around the dry months matters more here than planning around temperature.

Month by month

Month	Avg high	Rainfall	Cloud
January	-18.3 °C	14 mm	57 %
February	-13.0 °C	11 mm	53 %
March	-3.7 °C	27 mm	60 %
April	6.4 °C	40 mm	63 %
May	15.4 °C	81 mm	68 %
June	20.8 °C	72 mm	68 %
July	24.2 °C	102 mm	69 %
August	22.6 °C	110 mm	68 %
September	17.1 °C	79 mm	59 %
October	7.1 °C	55 mm	56 %
November	-6.3 °C	29 mm	56 %
December	-17.1 °C	21 mm	56 %

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	-18.3 °C	-26.2 °C	-22.1 °C	-0.2 °C	-39.2 °C	0	0	31
February	-13.0 °C	-22.3 °C	-17.6 °C	0.7 °C	-39.5 °C	0	0	28
March	-3.7 °C	-13.1 °C	-8.4 °C	9.9 °C	-27.2 °C	0	0	31
April	6.4 °C	-2.9 °C	1.6 °C	22.7 °C	-16.1 °C	0	0	24
May	15.4 °C	5.2 °C	10.3 °C	30.5 °C	-3.5 °C	1	0	3
June	20.8 °C	12.4 °C	16.6 °C	32.8 °C	2.7 °C	6	1	0
July	24.2 °C	16.5 °C	20.3 °C	35.2 °C	7.7 °C	14	3	0
August	22.6 °C	15.3 °C	18.8 °C	31.8 °C	5.8 °C	9	0	0
September	17.1 °C	9.0 °C	12.8 °C	27.6 °C	-0.9 °C	1	0	0
October	7.1 °C	-0.2 °C	3.2 °C	21.2 °C	-13.9 °C	0	0	16
November	-6.3 °C	-14.0 °C	-10.1 °C	7.4 °C	-32.7 °C	0	0	30
December	-17.1 °C	-24.7 °C	-20.7 °C	0.3 °C	-37.2 °C	0	0	31

Rain, sun and wind month by month

Month	Rainfall	Wet days	Daylight	Cloud cover	Humidity	Wind
January	14 mm	3	8.5 h/day	57 %	74 %	14 km/h
February	11 mm	3	10 h/day	53 %	73 %	14 km/h
March	27 mm	6	12 h/day	60 %	72 %	16 km/h
April	40 mm	8	14 h/day	63 %	69 %	17 km/h
May	81 mm	12	15 h/day	68 %	72 %	17 km/h
June	72 mm	11	16 h/day	68 %	77 %	16 km/h
July	102 mm	12	16 h/day	69 %	79 %	14 km/h
August	110 mm	13	15 h/day	68 %	81 %	15 km/h
September	79 mm	11	13 h/day	59 %	78 %	15 km/h
October	55 mm	8	11 h/day	56 %	74 %	16 km/h
November	29 mm	6	9.0 h/day	56 %	73 %	16 km/h
December	21 mm	4	8.0 h/day	56 %	75 %	15 km/h

How Komsomolsk-on-Amur 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
Komsomolsk-on-Amur	24 °C	-26 °C	640 mm	31
Khabarovsk · Russia	25 °C	-26 °C	737 mm	40
Yuzhno-Sakhalinsk · Russia	22 °C	-15 °C	877 mm	11
Shuangyashan · China	26 °C	-23 °C	614 mm	55

Where Komsomolsk-on-Amur ranks

Ranking	Position	Value
The coolest places in Europe in December	2nd of 50	-17 °C
The coolest places in Europe in January	2nd of 50	-18 °C
The coolest places in the world in January	2nd of 50	-18 °C
The coolest places in the world in December	3rd of 50	-17 °C
The coolest places in Europe in February	5th of 50	-13 °C
The coolest places in the world in February	5th of 50	-13 °C

Planning a trip? See the best time to visit Komsomolsk-on-Amur.

QuestionsCommon questions about Komsomolsk-on-Amur’s climate

When is the best time to visit Komsomolsk-on-Amur?

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 Komsomolsk-on-Amur get?

In July, the warmest month, daily highs average 24 °C. About 4 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 -26 °C in January, the coldest month. A normal year has 194 nights below freezing.

Which month is wettest in Komsomolsk-on-Amur?

August, averaging 110 mm over 13 days with rain. The driest month is February with 11 mm. The year as a whole averages 640 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 Komsomolsk-on-Amur 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: 50.550°, 137.010° (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.