Average annual temperature is 26.3 °C
Absolute maximum temperature: 36.6 °C
Absolute minimum temperature: 17.4 °C
Number of sunny days: 60 days
Number of rainy days: 305 days
Look at detailed online map of Unagollawa
* Weather data for Unagollawa 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) | 28.8 | 30.4 | 33.8 | 35.2 | 33.9 | 34.2 | 34.8 | 36.6 | 34.0 | 32.0 | 31.1 | 30.9 |
| Average daytime temperature (°C) | 27.8 | 28.7 | 31.0 | 33.1 | 31.5 | 32.4 | 32.0 | 34.7 | 31.3 | 30.5 | 29.7 | 28.5 |
| Average temperature (°C) | 23.6 | 24.5 | 26.2 | 27.4 | 27.3 | 28.0 | 27.6 | 28.7 | 26.7 | 25.7 | 25.2 | 25.0 |
| Average night temperature (°C) | 20.2 | 21.1 | 22.6 | 23.4 | 24.6 | 24.9 | 24.6 | 24.8 | 23.8 | 22.9 | 22.7 | 22.8 |
| Absolute minimum temperature (°C) | 17.4 | 18.9 | 21.7 | 22.2 | 23.1 | 23.5 | 23.5 | 24.0 | 23.2 | 21.8 | 22.0 | 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 | 12.5 | 12.4 | 12.2 | 11.9 | 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) | 9.0 | 9.5 | 10.3 | 10.3 | 8.9 | 10.7 | 9.8 | 10.9 | 9.1 | 8.1 | 7.0 | 7.2 |
| Precipitation (mm) | 114 | 95 | 86 | 113 | 112 | 21 | 32 | 26 | 63 | 265 | 446 | 259 |
| Sunny days | 14 | 10 | 5 | 5 | 4 | 6 | 6 | 10 | 0 | 0 | 0 | 0 |
| Rainy days | 17 | 18 | 26 | 25 | 27 | 24 | 25 | 21 | 30 | 31 | 30 | 31 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Unagollawa is at