Average annual temperature is 26.9 °C
Absolute maximum temperature: 38.3 °C
Absolute minimum temperature: 17.7 °C
Number of sunny days: 78 days
Number of rainy days: 287 days
Look at detailed online map of Bellankadawala
* Weather data for Bellankadawala 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) | 29.6 | 31.6 | 34.6 | 36.0 | 35.0 | 34.8 | 37.6 | 38.3 | 35.2 | 33.7 | 32.3 | 30.8 |
| Average daytime temperature (°C) | 28.3 | 30.0 | 32.2 | 34.1 | 32.2 | 33.4 | 33.6 | 35.9 | 32.9 | 31.5 | 30.0 | 29.0 |
| Average temperature (°C) | 23.9 | 24.9 | 26.7 | 27.8 | 27.8 | 28.7 | 28.7 | 29.2 | 27.7 | 26.2 | 25.3 | 25.3 |
| Average night temperature (°C) | 20.5 | 20.8 | 22.8 | 23.8 | 24.9 | 25.7 | 25.5 | 25.2 | 24.5 | 23.3 | 22.6 | 22.9 |
| Absolute minimum temperature (°C) | 17.7 | 17.7 | 21.8 | 22.3 | 23.1 | 24.5 | 24.7 | 24.6 | 23.6 | 22.2 | 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) | 11.7 | 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) | 9.4 | 9.9 | 10.7 | 10.2 | 8.6 | 10.4 | 9.4 | 10.8 | 9.8 | 8.7 | 7.2 | 7.7 |
| Precipitation (mm) | 75 | 140 | 73 | 125 | 101 | 24 | 30 | 64 | 79 | 349 | 490 | 277 |
| Sunny days | 16 | 13 | 5 | 9 | 4 | 8 | 7 | 14 | 1 | 0 | 0 | 1 |
| Rainy days | 15 | 15 | 26 | 21 | 27 | 22 | 24 | 17 | 29 | 31 | 30 | 30 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Bellankadawala is at