Average annual temperature is 25.6 °C
Absolute maximum temperature: 40.6 °C
Absolute minimum temperature: 9.1 °C
Number of sunny days: 174 days
Number of rainy days: 191 days
Look at detailed online map of Birājnagar
* Weather data for Birājnagar 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) | 28.0 | 31.6 | 34.3 | 40.4 | 40.6 | 38.2 | 35.8 | 35.8 | 35.7 | 32.4 | 33.2 | 28.8 |
| Average daytime temperature (°C) | 25.3 | 28.5 | 30.9 | 34.8 | 34.1 | 33.6 | 33.0 | 32.1 | 32.4 | 31.0 | 29.2 | 25.4 |
| Average temperature (°C) | 18.1 | 21.9 | 24.4 | 28.1 | 28.7 | 29.4 | 29.4 | 28.4 | 28.6 | 26.5 | 23.5 | 19.8 |
| Average night temperature (°C) | 11.9 | 15.7 | 19.1 | 22.7 | 24.3 | 26.5 | 26.6 | 25.9 | 25.8 | 22.6 | 18.1 | 14.7 |
| Absolute minimum temperature (°C) | 9.1 | 11.6 | 16.4 | 18.8 | 22.4 | 24.5 | 25.9 | 24.9 | 24.8 | 19.2 | 14.8 | 11.1 |
| 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 | 11.4 | 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) | 9.7 | 9.3 | 9.2 | 10.2 | 10.1 | 8.1 | 9.6 | 8.1 | 8.7 | 8.9 | 9.2 | 8.5 |
| Precipitation (mm) | 0 | 2 | 136 | 59 | 181 | 409 | 178 | 443 | 275 | 188 | 102 | 60 |
| Sunny days | 30 | 23 | 15 | 19 | 9 | 2 | 2 | 1 | 3 | 16 | 27 | 27 |
| Rainy days | 1 | 5 | 16 | 11 | 22 | 28 | 29 | 30 | 27 | 15 | 3 | 4 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Birājnagar is at