Biysk climate

Name: Biysk
Address: RU

Biysk is warmest in July, with average highs of 26 °C, and coldest in January, when nights average -20 °C. July is the wettest month (73 mm) and February the driest (20 mm). Figures are 1991–2020 climate normals.

Across a full year Biysk averages 553 mm of rain, 50 days above 25 °C and 183 days below freezing.

Russia · population 215,430 · 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 26 °C
Coldest month January -20 °C
Driest month February 20 mm
Wettest month July 73 mm
Least cloud August 54 % cloud
Hottest on record July 39 °C
Coldest on record January -45 °C

What to expectBiysk through the year

Biysk has a clear annual cycle: average daily highs run from -12 °C in January to 26 °C in July, a swing of 37 °C in mean temperature across the year.

Counted across a normal year, 50 days a year reach 25 °C, 9 of them reach 30 °C, 183 nights drop below freezing. The warmest reading in the 1991–2020 record is 39 °C, in July.

Rain is strongly seasonal. July averages 73 mm against 20 mm in February — 3.8 times as much. Planning around the dry months matters more here than planning around temperature.

Month by month

Month	Avg high	Rainfall	Cloud
January	-12.5 °C	21 mm	72 %
February	-8.9 °C	20 mm	69 %
March	-0.7 °C	25 mm	63 %
April	10.5 °C	46 mm	62 %
May	18.4 °C	62 mm	56 %
June	23.7 °C	64 mm	55 %
July	25.6 °C	73 mm	58 %
August	23.7 °C	62 mm	54 %
September	17.1 °C	49 mm	58 %
October	8.8 °C	49 mm	66 %
November	-2.4 °C	49 mm	77 %
December	-9.5 °C	34 mm	78 %

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	-12.5 °C	-19.9 °C	-15.9 °C	5.6 °C	-45.1 °C	0	0	31
February	-8.9 °C	-17.4 °C	-12.9 °C	7.2 °C	-39.3 °C	0	0	28
March	-0.7 °C	-10.1 °C	-5.1 °C	15.3 °C	-31.0 °C	0	0	30
April	10.5 °C	-1.4 °C	5.0 °C	29.6 °C	-22.0 °C	0	0	18
May	18.4 °C	6.5 °C	13.0 °C	34.2 °C	-5.1 °C	5	1	2
June	23.7 °C	13.5 °C	18.9 °C	34.5 °C	2.4 °C	13	2	0
July	25.6 °C	16.0 °C	21.0 °C	39.0 °C	8.9 °C	17	4	0
August	23.7 °C	13.5 °C	18.9 °C	36.8 °C	4.7 °C	12	2	0
September	17.1 °C	7.1 °C	12.2 °C	32.8 °C	-3.3 °C	2	0	1
October	8.8 °C	0.3 °C	4.5 °C	26.5 °C	-18.7 °C	0	0	14
November	-2.4 °C	-9.6 °C	-5.8 °C	16.1 °C	-38.2 °C	0	0	28
December	-9.5 °C	-16.8 °C	-12.8 °C	6.0 °C	-40.3 °C	0	0	31

Rain, sun and wind month by month

Month	Rainfall	Wet days	Daylight	Cloud cover	Humidity	Wind
January	21 mm	6	8.2 h/day	72 %	77 %	14 km/h
February	20 mm	6	9.9 h/day	69 %	76 %	15 km/h
March	25 mm	7	12 h/day	63 %	77 %	16 km/h
April	46 mm	9	14 h/day	62 %	67 %	17 km/h
May	62 mm	10	16 h/day	56 %	60 %	18 km/h
June	64 mm	11	17 h/day	55 %	65 %	15 km/h
July	73 mm	13	16 h/day	58 %	69 %	13 km/h
August	62 mm	10	15 h/day	54 %	67 %	14 km/h
September	49 mm	10	13 h/day	58 %	67 %	16 km/h
October	49 mm	10	11 h/day	66 %	72 %	17 km/h
November	49 mm	11	8.8 h/day	77 %	77 %	17 km/h
December	34 mm	9	7.7 h/day	78 %	78 %	16 km/h

How Biysk 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
Biysk	26 °C	-20 °C	553 mm	50
Barnaul · Russia	25 °C	-20 °C	526 mm	42
Prokop’yevsk · Russia	24 °C	-20 °C	568 mm	31
Novokuznetsk · Russia	24 °C	-20 °C	639 mm	36
Rubtsovsk · Russia	26 °C	-19 °C	420 mm	62
Novosibirsk · Russia	24 °C	-20 °C	509 mm	30
Kemerovo · Russia	24 °C	-20 °C	593 mm	29

Where Biysk ranks

Ranking	Position	Value
The driest places in Europe in March	21st of 50	25 mm
The coolest places in Europe in January	22nd of 50	-12 °C
The coolest places in Europe in December	25th of 50	-9.5 °C
The driest places in Europe in February	27th of 50	20 mm
The driest places in Europe in January	27th of 50	21 mm
The coolest places in Europe in February	29th of 50	-8.9 °C

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

QuestionsCommon questions about Biysk’s climate

When is the best time to visit Biysk?

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 Biysk get?

In July, the warmest month, daily highs average 26 °C. About 9 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 -20 °C in January, the coldest month. A normal year has 183 nights below freezing.

Which month is wettest in Biysk?

July, averaging 73 mm over 13 days with rain. The driest month is February with 20 mm. The year as a whole averages 553 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 Biysk 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: 52.534°, 85.197° (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.