Average annual temperature is 23.7 °C
Absolute maximum temperature: 32.4 °C
Absolute minimum temperature: 14.6 °C
Number of sunny days: 44 days
Number of rainy days: 321 days
Look at detailed online map of Welibissa1
* Weather data for Welibissa1 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) | 28.6 | 28.8 | 30.7 | 31.2 | 30.8 | 31.6 | 32.0 | 32.4 | 28.3 | 27.1 | 27.4 | 28.4 |
| Average daytime temperature (°C) | 26.9 | 27.0 | 28.1 | 28.7 | 28.0 | 30.3 | 29.2 | 30.9 | 26.8 | 25.5 | 25.9 | 26.4 |
| Average temperature (°C) | 22.2 | 22.7 | 23.4 | 24.0 | 24.6 | 25.8 | 24.7 | 25.6 | 23.5 | 22.6 | 22.6 | 23.1 |
| Average night temperature (°C) | 17.7 | 18.2 | 19.4 | 20.2 | 21.2 | 21.8 | 20.9 | 21.1 | 21.2 | 20.4 | 20.1 | 20.2 |
| Absolute minimum temperature (°C) | 14.6 | 15.0 | 18.2 | 18.6 | 19.6 | 20.3 | 18.9 | 20.2 | 19.7 | 19.0 | 18.3 | 18.0 |
| 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 | 9.9 | 9.9 | 9.8 | 9.1 | 10.8 | 9.8 | 11.0 | 8.8 | 7.5 | 7.3 | 8.1 |
| Precipitation (mm) | 95 | 155 | 122 | 189 | 239 | 74 | 138 | 57 | 154 | 591 | 687 | 391 |
| Sunny days | 8 | 5 | 2 | 1 | 3 | 5 | 6 | 10 | 1 | 0 | 0 | 3 |
| Rainy days | 23 | 23 | 29 | 29 | 28 | 25 | 25 | 21 | 29 | 31 | 30 | 28 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Welibissa1 is at