Average annual temperature is 26.2 °C
Absolute maximum temperature: 34.5 °C
Absolute minimum temperature: 19.4 °C
Number of sunny days: 29 days
Number of rainy days: 336 days
Look at detailed online map of Nilpanagoda West
* Weather data for Nilpanagoda West Sri Lanka is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 31.3 | 33.7 | 33.7 | 34.5 | 31.5 | 30.9 | 30.1 | 30.9 | 30.5 | 31.0 | 31.8 | 32.0 |
| Average daytime temperature (°C) | 30.0 | 31.0 | 31.9 | 32.1 | 30.2 | 29.6 | 29.3 | 29.9 | 28.7 | 29.3 | 30.0 | 30.2 |
| Average temperature (°C) | 25.1 | 25.8 | 26.7 | 27.0 | 27.0 | 26.7 | 26.6 | 26.8 | 25.6 | 25.4 | 25.3 | 25.8 |
| Average night temperature (°C) | 21.2 | 21.6 | 22.9 | 23.4 | 24.6 | 24.3 | 24.3 | 24.2 | 23.5 | 22.8 | 22.6 | 23.1 |
| Absolute minimum temperature (°C) | 19.4 | 19.4 | 22.1 | 22.1 | 23.5 | 22.7 | 22.1 | 23.3 | 22.6 | 21.8 | 21.9 | 22.1 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 |
| Daylight mean duration (h) | 11.8 | 11.9 | 12.1 | 12.3 | 12.4 | 12.5 | 12.5 | 12.3 | 12.2 | 12.0 | 11.8 | 11.7 |
| Daylight minimum duration (h) | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Sunshine mean duration (h) | 9.4 | 9.7 | 10.5 | 10.3 | 8.9 | 9.5 | 9.7 | 10.9 | 7.3 | 7.6 | 7.5 | 7.8 |
| Precipitation (mm) | 102 | 126 | 146 | 178 | 239 | 325 | 241 | 87 | 530 | 486 | 561 | 325 |
| Sunny days | 15 | 10 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 |
| Rainy days | 16 | 18 | 30 | 30 | 31 | 30 | 31 | 31 | 30 | 31 | 30 | 28 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Nilpanagoda West is at