Average annual temperature is 17.7 °C
Absolute maximum temperature: 29.5 °C
Absolute minimum temperature: 5.0 °C
Number of sunny days: 80 days
Number of rainy days: 285 days
Look at detailed online map of West Siang
* Weather data for West Siang India is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 20.8 | 20.5 | 22.8 | 26.2 | 27.7 | 28.4 | 29.5 | 28.8 | 29.4 | 26.2 | 22.5 | 20.1 |
| Average daytime temperature (°C) | 15.3 | 16.2 | 18.1 | 20.4 | 21.6 | 24.7 | 24.8 | 24.6 | 26.0 | 22.1 | 20.1 | 17.2 |
| Average temperature (°C) | 11.8 | 13.0 | 14.5 | 16.8 | 18.4 | 21.5 | 22.1 | 22.1 | 22.7 | 19.0 | 16.9 | 13.6 |
| Average night temperature (°C) | 8.2 | 10.2 | 11.6 | 14.0 | 15.7 | 19.1 | 20.3 | 20.4 | 20.0 | 16.3 | 13.4 | 10.2 |
| Absolute minimum temperature (°C) | 5.0 | 7.2 | 10.2 | 10.0 | 13.0 | 18.0 | 18.8 | 19.0 | 18.1 | 13.8 | 11.7 | 7.0 |
| 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) | 7.6 | 6.3 | 7.2 | 7.6 | 7.7 | 8.2 | 6.0 | 6.5 | 9.5 | 9.0 | 9.5 | 9.0 |
| Precipitation (mm) | 49 | 161 | 177 | 206 | 446 | 597 | 1353 | 819 | 446 | 320 | 49 | 25 |
| Sunny days | 18 | 8 | 3 | 3 | 1 | 0 | 2 | 0 | 1 | 7 | 19 | 18 |
| Rainy days | 13 | 20 | 28 | 27 | 30 | 30 | 29 | 31 | 29 | 24 | 11 | 13 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in West Siang is at