Average annual temperature is 23.3 °C
Absolute maximum temperature: 43.3 °C
Absolute minimum temperature: 4.4 °C
Number of sunny days: 232 days
Number of rainy days: 133 days
Look at detailed online map of Sisaiyā
* Weather data for Sisaiyā 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) | 25.7 | 29.6 | 32.3 | 39.3 | 39.9 | 43.3 | 35.5 | 34.7 | 34.9 | 33.4 | 30.2 | 27.1 |
| Average daytime temperature (°C) | 19.3 | 24.8 | 28.7 | 33.6 | 35.1 | 37.7 | 32.2 | 31.9 | 32.4 | 30.7 | 26.6 | 22.5 |
| Average temperature (°C) | 12.7 | 17.2 | 21.0 | 25.1 | 27.8 | 31.5 | 28.5 | 28.0 | 28.1 | 24.2 | 19.7 | 15.1 |
| Average night temperature (°C) | 7.5 | 10.8 | 14.3 | 16.8 | 20.7 | 25.1 | 25.4 | 25.1 | 24.6 | 18.6 | 13.9 | 9.3 |
| Absolute minimum temperature (°C) | 4.4 | 8.0 | 11.7 | 13.2 | 16.6 | 22.0 | 24.2 | 23.4 | 22.8 | 15.2 | 11.9 | 6.6 |
| 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 | 12.9 | 13.6 | 13.9 | 13.8 | 13.1 | 12.3 | 11.5 | 10.7 | 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) | 7.8 | 9.7 | 9.9 | 10.3 | 10.4 | 10.3 | 8.4 | 7.9 | 9.2 | 10.1 | 8.8 | 8.7 |
| Precipitation (mm) | 25 | 6 | 56 | 13 | 26 | 199 | 354 | 401 | 99 | 15 | 4 | 1 |
| Sunny days | 25 | 26 | 25 | 24 | 26 | 16 | 2 | 2 | 6 | 23 | 28 | 29 |
| Rainy days | 6 | 2 | 6 | 6 | 5 | 14 | 29 | 29 | 24 | 8 | 2 | 2 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Sisaiyā is at