Average annual temperature is 24.5 °C
Absolute maximum temperature: 41.1 °C
Absolute minimum temperature: 6.1 °C
Number of sunny days: 215 days
Number of rainy days: 150 days
Look at detailed online map of Birgañj
* Weather data for Birgañj 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) | 25.2 | 29.7 | 32.5 | 39.9 | 40.0 | 41.1 | 35.0 | 35.4 | 35.2 | 32.9 | 30.5 | 28.6 |
| Average daytime temperature (°C) | 20.4 | 25.8 | 29.9 | 34.4 | 35.0 | 37.0 | 32.5 | 31.9 | 32.5 | 30.3 | 28.2 | 24.5 |
| Average temperature (°C) | 13.9 | 18.9 | 22.8 | 26.6 | 29.2 | 31.6 | 29.0 | 28.5 | 28.6 | 25.2 | 21.7 | 17.4 |
| Average night temperature (°C) | 9.0 | 12.7 | 16.6 | 19.3 | 23.4 | 26.4 | 26.3 | 25.7 | 25.6 | 20.8 | 16.5 | 12.0 |
| Absolute minimum temperature (°C) | 6.1 | 9.5 | 15.0 | 15.5 | 20.1 | 24.6 | 25.1 | 23.7 | 23.9 | 17.2 | 15.1 | 9.4 |
| 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) | 10.7 | 11.2 | 12.0 | 12.8 | 13.5 | 13.8 | 13.7 | 13.1 | 12.3 | 11.5 | 10.8 | 10.5 |
| 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) | 7.7 | 9.4 | 10.0 | 10.2 | 10.7 | 10.7 | 9.0 | 7.8 | 9.8 | 9.2 | 9.2 | 8.6 |
| Precipitation (mm) | 0 | 0 | 75 | 16 | 58 | 177 | 503 | 330 | 151 | 54 | 0 | 3 |
| Sunny days | 31 | 28 | 22 | 24 | 17 | 13 | 1 | 0 | 2 | 17 | 30 | 30 |
| Rainy days | 0 | 0 | 9 | 6 | 14 | 17 | 30 | 31 | 28 | 14 | 0 | 1 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Birgañj is at