Average annual temperature is 26.4 °C
Absolute maximum temperature: 39.4 °C
Absolute minimum temperature: 19.8 °C
Number of sunny days: 49 days
Number of rainy days: 316 days
Look at detailed online map of Thissa Road
* Weather data for Thissa Road 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) | 29.7 | 30.9 | 33.0 | 35.0 | 36.2 | 37.8 | 39.2 | 39.4 | 34.8 | 31.4 | 30.4 | 29.6 |
| Average daytime temperature (°C) | 28.2 | 28.6 | 30.0 | 32.2 | 32.4 | 36.2 | 35.5 | 37.5 | 32.4 | 30.0 | 29.2 | 28.4 |
| Average temperature (°C) | 24.2 | 24.6 | 25.5 | 26.6 | 27.2 | 29.1 | 28.7 | 29.8 | 26.9 | 25.1 | 24.7 | 24.8 |
| Average night temperature (°C) | 21.4 | 21.6 | 22.1 | 22.7 | 23.4 | 24.2 | 23.8 | 24.1 | 23.5 | 22.3 | 22.2 | 22.6 |
| Absolute minimum temperature (°C) | 19.8 | 20.0 | 21.2 | 21.3 | 22.2 | 23.2 | 22.3 | 23.0 | 22.3 | 21.2 | 21.4 | 21.8 |
| 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) | 9.2 | 9.2 | 9.3 | 9.8 | 9.3 | 10.5 | 9.8 | 10.9 | 9.3 | 8.2 | 7.0 | 7.3 |
| Precipitation (mm) | 80 | 136 | 129 | 157 | 137 | 37 | 58 | 27 | 99 | 363 | 530 | 404 |
| Sunny days | 11 | 8 | 4 | 2 | 10 | 1 | 7 | 5 | 1 | 0 | 0 | 0 |
| Rainy days | 20 | 20 | 27 | 28 | 21 | 29 | 24 | 26 | 29 | 31 | 30 | 31 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Thissa Road is at