Average annual temperature is 24.3 °C
Absolute maximum temperature: 38.0 °C
Absolute minimum temperature: 7.2 °C
Number of sunny days: 204 days
Number of rainy days: 161 days
Look at detailed online map of Biratnagar
* Weather data for Biratnagar 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) | 26.0 | 29.3 | 31.9 | 36.8 | 37.4 | 38.0 | 34.8 | 34.5 | 35.0 | 31.6 | 30.9 | 27.9 |
| Average daytime temperature (°C) | 20.9 | 25.7 | 29.2 | 32.8 | 33.2 | 33.6 | 32.2 | 31.8 | 32.0 | 30.2 | 28.7 | 24.5 |
| Average temperature (°C) | 14.7 | 19.3 | 22.8 | 26.2 | 27.8 | 29.1 | 28.8 | 28.2 | 28.4 | 25.4 | 22.4 | 18.1 |
| Average night temperature (°C) | 9.8 | 13.4 | 17.0 | 20.0 | 22.5 | 25.2 | 25.7 | 25.5 | 25.4 | 21.0 | 16.9 | 12.9 |
| Absolute minimum temperature (°C) | 7.2 | 10.5 | 15.3 | 16.2 | 19.7 | 23.5 | 24.7 | 24.0 | 23.3 | 17.4 | 14.6 | 10.0 |
| 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) | 10.7 | 11.3 | 12.0 | 12.8 | 13.4 | 13.8 | 13.6 | 13.1 | 12.3 | 11.5 | 10.9 | 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) | 8.4 | 9.7 | 10.0 | 10.7 | 10.9 | 10.5 | 8.8 | 7.5 | 8.9 | 9.4 | 9.7 | 8.3 |
| Precipitation (mm) | 0 | 0 | 59 | 18 | 81 | 306 | 381 | 408 | 332 | 57 | 0 | 5 |
| Sunny days | 31 | 28 | 21 | 23 | 16 | 10 | 1 | 0 | 2 | 14 | 30 | 28 |
| Rainy days | 0 | 0 | 10 | 7 | 15 | 20 | 30 | 31 | 28 | 17 | 0 | 3 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Biratnagar is at