Biysk Weather in August
What's the weather like in Biysk (Altayskiy) in August 2025?
The climate in Biysk during August can be summarized as mild and reasonably dry.
August is in the summer in Biysk and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around a comfortable 24°C (75°F), whilst at night 11°C (52°F) is normal.
| Daytime temperature | 24°C 75.2°F |
|---|---|
| Nightly temperature | 11.2°C 52.2°F |
| Average temperature | 17.6°C 63.7°F |
| Daily sunshine | 9.7 hrs |
| Avg rainfall | 65 mm 2.6 ins |
| Rainy days | 12 days |
| Sea temperature | 11.8°C 53.2°F |
| Humidity | 66% |
| Windspeed | 9.7kph 6 mph |
On average August is the wettest month of the year in Biysk with around 65mm 2.6 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 12 days, although this may vary considerably.
On the flip side this corresponds to an average of 9.7 hours of sunshine per day.
August temperatures in Biysk
August rainfall
August hourly sunshine
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Biysk in August 2025.
Other monthly averages
Best places to visit in August
Biysk weather stats
| Hottest month: | July | 26.3°C 79.3°F |
|---|---|---|
| Driest month: | March | 25mm 1ins |
| Sunniest month: | July | 11.2hrs |
| Coldest month: | January | -9.7°C 14.5°F |
| Wettest month: | August | 65mm 2.6ins |
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