Average annual temperature is 22.7 °C
Absolute maximum temperature: 37.9 °C
Absolute minimum temperature: 6.3 °C
Number of sunny days: 181 days
Number of rainy days: 184 days
Look at detailed online map of Islaṅ
* Weather data for Islaṅ 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) | 27.7 | 28.5 | 30.2 | 37.9 | 35.2 | 37.2 | 33.5 | 33.6 | 32.8 | 31.2 | 27.7 | 25.0 |
| Average daytime temperature (°C) | 23.2 | 25.6 | 27.8 | 31.9 | 30.9 | 33.1 | 31.2 | 30.7 | 31.1 | 27.8 | 25.6 | 22.2 |
| Average temperature (°C) | 15.9 | 18.3 | 21.0 | 25.1 | 25.2 | 28.0 | 26.9 | 26.9 | 26.6 | 22.8 | 19.6 | 16.2 |
| Average night temperature (°C) | 9.8 | 12.5 | 15.5 | 19.1 | 20.0 | 23.6 | 24.0 | 24.2 | 23.3 | 18.8 | 14.9 | 11.5 |
| Absolute minimum temperature (°C) | 6.3 | 9.3 | 12.8 | 14.6 | 16.8 | 21.2 | 22.8 | 21.8 | 21.8 | 15.4 | 12.9 | 8.8 |
| 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) | 10.6 | 11.2 | 12.0 | 12.8 | 13.5 | 13.9 | 13.7 | 13.1 | 12.3 | 11.5 | 10.8 | 10.4 |
| 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) | 8.9 | 9.8 | 10.1 | 10.4 | 10.7 | 10.9 | 8.6 | 7.4 | 9.8 | 9.3 | 9.3 | 8.5 |
| Precipitation (mm) | 0 | 11 | 44 | 13 | 65 | 308 | 459 | 560 | 141 | 39 | 2 | 0 |
| Sunny days | 31 | 20 | 15 | 22 | 11 | 9 | 0 | 0 | 4 | 14 | 25 | 30 |
| Rainy days | 0 | 8 | 16 | 8 | 20 | 21 | 31 | 31 | 26 | 17 | 5 | 1 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Islaṅ is at