Average annual temperature is 25.9 °C
Absolute maximum temperature: 33.0 °C
Absolute minimum temperature: 18.6 °C
Number of sunny days: 6 days
Number of rainy days: 359 days
Look at detailed online map of Niyagama West
* Weather data for Niyagama 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) | 30.6 | 32.6 | 32.6 | 33.0 | 31.4 | 30.8 | 30.5 | 31.0 | 30.7 | 31.5 | 32.0 | 31.7 |
| Average daytime temperature (°C) | 29.5 | 30.4 | 31.1 | 31.4 | 30.0 | 29.6 | 29.4 | 30.0 | 28.8 | 29.1 | 29.9 | 29.9 |
| Average temperature (°C) | 24.7 | 25.3 | 26.0 | 26.5 | 26.7 | 26.4 | 26.3 | 26.6 | 25.6 | 25.4 | 25.5 | 25.7 |
| Average night temperature (°C) | 21.0 | 21.4 | 22.4 | 23.1 | 24.2 | 24.1 | 23.9 | 24.0 | 23.4 | 23.1 | 22.9 | 23.1 |
| Absolute minimum temperature (°C) | 18.8 | 18.6 | 20.9 | 21.0 | 22.4 | 22.9 | 22.1 | 22.9 | 22.6 | 22.3 | 21.6 | 21.9 |
| 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 | 12.4 | 12.3 | 12.2 | 12.0 | 11.8 | 11.8 |
| Daylight minimum duration (h) | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Sunshine mean duration (h) | 9.0 | 9.4 | 9.8 | 10.0 | 8.4 | 9.7 | 9.1 | 10.7 | 6.6 | 6.0 | 6.8 | 7.2 |
| Precipitation (mm) | 140 | 148 | 187 | 213 | 223 | 243 | 263 | 157 | 645 | 638 | 604 | 466 |
| Sunny days | 3 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Rainy days | 28 | 26 | 30 | 30 | 31 | 30 | 31 | 31 | 30 | 31 | 30 | 31 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Niyagama West is at