Average annual temperature is 8.7 °C
Absolute maximum temperature: 32.8 °C
Absolute minimum temperature: -26.6 °C
Number of sunny days: 149 days
Number of rainy days: 177 days
Number of snow days: 39 days
Look at detailed online map of Kostornaya Pervaya
* Weather data for Kostornaya Pervaya Russia is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 7.9 | 4.1 | 15.1 | 19.6 | 25.8 | 26.9 | 30.1 | 32.8 | 28.7 | 23.8 | 16.6 | 4.7 |
| Average daytime temperature (°C) | -1.2 | -2.0 | 7.2 | 14.1 | 19.1 | 22.5 | 24.9 | 26.4 | 22.1 | 12.4 | 5.4 | 0.0 |
| Average temperature (°C) | -4.0 | -4.7 | 3.0 | 9.6 | 14.0 | 17.8 | 20.2 | 21.4 | 16.2 | 8.6 | 2.8 | -2.0 |
| Average night temperature (°C) | -6.7 | -8.2 | -0.8 | 5.4 | 7.7 | 12.4 | 15.4 | 16.1 | 10.5 | 4.4 | 0.2 | -4.2 |
| Absolute minimum temperature (°C) | -26.6 | -19.0 | -8.6 | 2.0 | -0.6 | 5.2 | 10.5 | 12.1 | 7.0 | -2.3 | -8.2 | -9.9 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 10.0 | 12.0 | 14.0 | 16.0 | 16.0 | 16.0 | 15.0 | 13.0 | 11.0 | 9.0 | 8.0 |
| Daylight mean duration (h) | 8.4 | 10.0 | 11.9 | 13.9 | 15.6 | 16.5 | 16.1 | 14.6 | 12.7 | 10.7 | 8.9 | 7.9 |
| Daylight minimum duration (h) | 7.0 | 9.0 | 10.0 | 12.0 | 14.0 | 16.0 | 15.0 | 13.0 | 11.0 | 9.0 | 8.0 | 7.0 |
| Sunshine mean duration (h) | 3.5 | 2.8 | 5.5 | 7.0 | 12.1 | 11.3 | 12.1 | 12.0 | 10.5 | 4.9 | 3.1 | 0.6 |
| Precipitation (mm) | 24 | 47 | 55 | 55 | 17 | 76 | 75 | 76 | 5 | 130 | 111 | 80 |
| Sunny days | 20 | 8 | 7 | 9 | 25 | 15 | 9 | 11 | 26 | 8 | 7 | 4 |
| Rainy days | 7 | 5 | 18 | 20 | 6 | 15 | 22 | 20 | 4 | 23 | 18 | 19 |
| Snow days | 4 | 15 | 6 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 8 |
The best time to visit Kostornaya Pervaya during the most sunny months:
Months with the longest average daylight duration in Kostornaya Pervaya:
The largest precipitation sum in Kostornaya Pervaya is at