The climate in Barnaul during October can be summarized as cool and reasonably dry.
October is in the fall / autumn in Barnaul and is typically the 6th warmest month of the year. Daytime maximum temperatures average around a cold 8°C (46°F), whilst at night -1°C (30°F) is normal.
| Daytime temperature | 7.8°C 46°F |
|---|---|
| Nightly temperature | -1.2°C 29.8°F |
| Average temperature | 3.3°C 37.9°F |
| Daily sunshine | 4 hrs |
| Avg rainfall | 51 mm 2 ins |
| Rainy days | 15 days |
| Sea temperature | 9.7°C 49.4°F |
| Humidity | 73% |
| Windspeed | 11.5kph 7 mph |
On average October is the 3rd wettest month of the year in Barnaul with around 51mm 2 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 15 days, although this may vary considerably.
On the flip side this corresponds to an average of 4 hours of sunshine per day.
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 Barnaul in October 2025.
Best places to visit in October
| Hottest month: | July | 26°C 78.8°F |
|---|---|---|
| Driest month: | March | 19mm 0.7ins |
| Sunniest month: | July | 11.3hrs |
| Coldest month: | January | -11.2°C 11.8°F |
| Wettest month: | July | 61mm 2.4ins |