Average annual temperature is 21.8 °C
Absolute maximum temperature: 39.7 °C
Absolute minimum temperature: 3.1 °C
Number of sunny days: 205 days
Number of rainy days: 160 days
Look at detailed online map of Siswān
* Weather data for Siswān 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) | 20.0 | 27.1 | 28.3 | 35.8 | 39.7 | 37.8 | 34.0 | 33.0 | 33.6 | 32.8 | 28.2 | 22.9 |
| Average daytime temperature (°C) | 16.3 | 22.7 | 25.5 | 30.3 | 32.8 | 33.8 | 31.5 | 31.4 | 31.7 | 29.4 | 24.6 | 20.2 |
| Average temperature (°C) | 11.1 | 16.3 | 19.3 | 23.7 | 26.6 | 28.6 | 27.8 | 27.5 | 26.9 | 22.2 | 17.7 | 13.3 |
| Average night temperature (°C) | 6.7 | 10.7 | 13.5 | 17.3 | 20.1 | 23.3 | 24.5 | 23.9 | 22.4 | 16.1 | 12.1 | 7.7 |
| Absolute minimum temperature (°C) | 3.1 | 6.6 | 11.3 | 12.2 | 15.3 | 18.4 | 23.3 | 21.0 | 19.3 | 12.6 | 10.6 | 5.5 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 |
| Daylight mean duration (h) | 10.4 | 11.1 | 12.0 | 12.9 | 13.7 | 14.1 | 13.9 | 13.2 | 12.4 | 11.4 | 10.6 | 10.2 |
| Daylight minimum duration (h) | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 7.9 | 9.4 | 9.3 | 10.8 | 9.8 | 9.9 | 8.7 | 10.8 | 10.5 | 9.8 | 8.6 | 8.8 |
| Precipitation (mm) | 101 | 20 | 57 | 23 | 81 | 157 | 289 | 180 | 55 | 20 | 11 | 0 |
| Sunny days | 20 | 21 | 17 | 22 | 15 | 7 | 2 | 5 | 14 | 26 | 25 | 31 |
| Rainy days | 11 | 7 | 14 | 8 | 16 | 23 | 29 | 26 | 16 | 5 | 5 | 0 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Siswān is at