Average annual temperature is 26.4 °C
Absolute maximum temperature: 31.9 °C
Absolute minimum temperature: 20.1 °C
Number of sunny days: 15 days
Number of rainy days: 350 days
Look at detailed online map of Maha Wadduwa West
* Weather data for Maha Wadduwa 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) | 31.0 | 31.6 | 30.8 | 31.8 | 30.9 | 30.1 | 29.6 | 29.7 | 29.9 | 29.9 | 29.9 | 31.9 |
| Average daytime temperature (°C) | 29.1 | 28.9 | 29.6 | 30.3 | 29.6 | 29.1 | 28.7 | 29.0 | 28.3 | 28.4 | 28.8 | 29.2 |
| Average temperature (°C) | 25.1 | 25.6 | 26.5 | 27.2 | 27.4 | 27.1 | 27.0 | 27.2 | 26.2 | 25.8 | 25.7 | 26.0 |
| Average night temperature (°C) | 21.8 | 22.7 | 23.7 | 24.6 | 25.5 | 25.2 | 25.2 | 25.4 | 24.5 | 23.7 | 23.5 | 23.5 |
| Absolute minimum temperature (°C) | 20.1 | 21.5 | 22.5 | 23.5 | 24.1 | 23.4 | 24.2 | 24.2 | 23.7 | 22.7 | 22.9 | 22.7 |
| 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) | 9.6 | 10.0 | 10.4 | 10.3 | 8.5 | 9.2 | 9.6 | 10.8 | 7.4 | 7.4 | 7.5 | 8.1 |
| Precipitation (mm) | 73 | 92 | 91 | 145 | 265 | 356 | 213 | 189 | 577 | 510 | 492 | 307 |
| Sunny days | 12 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
| Rainy days | 19 | 26 | 31 | 30 | 31 | 30 | 31 | 31 | 30 | 31 | 30 | 30 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Maha Wadduwa West is at