Average annual temperature is 25.7 °C
Absolute maximum temperature: 39.9 °C
Absolute minimum temperature: 9.6 °C
Number of sunny days: 176 days
Number of rainy days: 189 days
Look at detailed online map of Sirajganj Sadar
* Weather data for Sirajganj Sadar Bangladesh is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 27.2 | 32.6 | 34.2 | 39.9 | 39.8 | 38.7 | 34.3 | 35.7 | 35.5 | 32.8 | 32.3 | 29.4 |
| Average daytime temperature (°C) | 23.8 | 28.2 | 30.7 | 34.6 | 34.2 | 34.4 | 32.5 | 32.3 | 32.1 | 30.8 | 29.5 | 25.5 |
| Average temperature (°C) | 17.6 | 21.8 | 24.6 | 28.1 | 28.8 | 29.8 | 29.3 | 28.9 | 28.8 | 26.8 | 24.2 | 20.1 |
| Average night temperature (°C) | 12.6 | 15.9 | 19.5 | 22.7 | 24.6 | 26.7 | 26.6 | 26.3 | 26.1 | 23.2 | 19.1 | 15.6 |
| Absolute minimum temperature (°C) | 9.6 | 12.5 | 17.8 | 18.6 | 22.4 | 24.3 | 24.8 | 25.3 | 24.4 | 19.8 | 16.7 | 12.7 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 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) | 10.8 | 11.3 | 12.0 | 12.7 | 13.3 | 13.6 | 13.5 | 13.0 | 12.3 | 11.6 | 11.0 | 10.7 |
| Daylight minimum duration (h) | 10.0 | 11.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 9.6 | 9.9 | 9.6 | 10.6 | 10.1 | 7.4 | 9.6 | 8.5 | 8.7 | 9.2 | 9.5 | 8.6 |
| Precipitation (mm) | 0 | 0 | 109 | 56 | 132 | 432 | 159 | 374 | 267 | 197 | 3 | 17 |
| Sunny days | 30 | 25 | 15 | 14 | 13 | 4 | 2 | 3 | 0 | 16 | 27 | 27 |
| Rainy days | 1 | 3 | 16 | 16 | 18 | 26 | 29 | 28 | 30 | 15 | 3 | 4 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Sirajganj Sadar is at