Average annual temperature is -1.0 °C
Absolute maximum temperature: 11.5 °C
Absolute minimum temperature: -20.2 °C
Number of sunny days: 141 days
Number of rainy days: 121 days
Number of snow days: 103 days
Look at detailed online map of Chhum
* Weather data for Chhum Nepal is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 4.7 | 6.0 | 0.7 | 1.4 | 5.0 | 11.5 | 10.6 | 10.8 | 11.3 | 8.5 | 4.8 | 5.4 |
| Average daytime temperature (°C) | 0.5 | 1.0 | -2.9 | -0.7 | 1.5 | 6.9 | 9.2 | 9.4 | 7.9 | 3.2 | 0.4 | -0.2 |
| Average temperature (°C) | -3.7 | -4.1 | -7.2 | -5.1 | -2.2 | 3.1 | 6.8 | 6.9 | 4.8 | -1.0 | -4.3 | -6.1 |
| Average night temperature (°C) | -8.9 | -10.1 | -13.0 | -10.5 | -7.9 | -2.4 | 3.7 | 3.8 | 0.6 | -5.8 | -9.5 | -13.1 |
| Absolute minimum temperature (°C) | -17.2 | -16.8 | -18.9 | -17.1 | -13.4 | -8.2 | 0.8 | -2.7 | -1.9 | -12.3 | -15.4 | -20.2 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 |
| Daylight mean duration (h) | 10.6 | 11.2 | 12.0 | 12.8 | 13.5 | 13.9 | 13.7 | 13.1 | 12.3 | 11.5 | 10.8 | 10.4 |
| Daylight minimum duration (h) | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 9.7 | 10.4 | 10.3 | 11.0 | 11.3 | 11.8 | 7.1 | 7.4 | 10.2 | 9.6 | 9.5 | 9.3 |
| Precipitation (mm) | 1 | 16 | 70 | 60 | 97 | 32 | 246 | 246 | 76 | 42 | 26 | 31 |
| Sunny days | 29 | 20 | 10 | 17 | 17 | 9 | 0 | 2 | 1 | 7 | 9 | 20 |
| Rainy days | 0 | 0 | 1 | 0 | 1 | 19 | 31 | 29 | 29 | 9 | 1 | 1 |
| Snow days | 2 | 8 | 20 | 13 | 13 | 2 | 0 | 0 | 0 | 15 | 20 | 10 |
The largest precipitation sum in Chhum is at