Average annual temperature is 26.9 °C
Absolute maximum temperature: 38.0 °C
Absolute minimum temperature: 18.3 °C
Number of sunny days: 79 days
Number of rainy days: 286 days
Look at detailed online map of Wilewewa
* Weather data for Wilewewa 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) | 29.2 | 31.1 | 34.4 | 36.4 | 35.9 | 35.1 | 37.4 | 38.0 | 35.6 | 33.9 | 31.4 | 31.5 |
| Average daytime temperature (°C) | 28.0 | 29.4 | 31.7 | 33.9 | 32.8 | 34.2 | 34.2 | 35.9 | 33.3 | 31.8 | 29.7 | 28.8 |
| Average temperature (°C) | 23.9 | 24.7 | 26.5 | 27.8 | 28.0 | 29.1 | 28.9 | 29.2 | 27.8 | 26.2 | 25.3 | 25.3 |
| Average night temperature (°C) | 20.8 | 21.1 | 22.8 | 23.6 | 24.9 | 25.6 | 25.5 | 25.1 | 24.5 | 23.3 | 22.8 | 23.0 |
| Absolute minimum temperature (°C) | 18.9 | 18.3 | 21.5 | 22.2 | 23.3 | 24.5 | 24.6 | 24.0 | 23.8 | 22.5 | 21.9 | 22.2 |
| 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) | 11.7 | 11.9 | 12.1 | 12.3 | 12.5 | 12.6 | 12.6 | 12.4 | 12.2 | 11.9 | 11.7 | 11.6 |
| 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) | 9.2 | 10.0 | 10.6 | 10.4 | 9.0 | 10.7 | 9.6 | 10.9 | 9.6 | 8.9 | 7.1 | 7.2 |
| Precipitation (mm) | 115 | 98 | 73 | 119 | 154 | 18 | 37 | 78 | 93 | 418 | 493 | 276 |
| Sunny days | 13 | 13 | 6 | 6 | 7 | 9 | 9 | 16 | 0 | 0 | 0 | 0 |
| Rainy days | 18 | 15 | 25 | 24 | 24 | 21 | 22 | 15 | 30 | 31 | 30 | 31 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Wilewewa is at