Average annual temperature is 24.5 °C
Absolute maximum temperature: 33.4 °C
Absolute minimum temperature: 16.5 °C
Number of sunny days: 37 days
Number of rainy days: 328 days
Look at detailed online map of Thammita
* Weather data for Thammita 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) | 29.1 | 30.6 | 32.0 | 33.4 | 30.1 | 29.2 | 28.5 | 30.3 | 28.6 | 29.1 | 29.9 | 29.8 |
| Average daytime temperature (°C) | 27.6 | 28.5 | 30.1 | 30.9 | 28.2 | 27.6 | 27.1 | 28.9 | 26.8 | 27.3 | 28.0 | 28.2 |
| Average temperature (°C) | 23.0 | 23.9 | 25.1 | 25.5 | 25.1 | 24.8 | 24.6 | 25.4 | 23.9 | 23.9 | 23.9 | 24.4 |
| Average night temperature (°C) | 19.1 | 19.6 | 21.1 | 21.7 | 23.2 | 23.0 | 22.6 | 22.9 | 22.1 | 21.5 | 21.1 | 21.7 |
| Absolute minimum temperature (°C) | 16.5 | 17.5 | 19.9 | 20.3 | 22.2 | 21.6 | 21.1 | 22.1 | 21.1 | 20.5 | 19.8 | 20.8 |
| 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) | 9.6 | 9.8 | 10.2 | 9.8 | 9.0 | 9.3 | 9.0 | 10.7 | 7.7 | 7.4 | 7.1 | 8.2 |
| Precipitation (mm) | 92 | 91 | 115 | 186 | 170 | 169 | 210 | 58 | 248 | 372 | 615 | 351 |
| Sunny days | 14 | 9 | 3 | 2 | 0 | 0 | 0 | 4 | 0 | 1 | 0 | 4 |
| Rainy days | 17 | 19 | 28 | 28 | 31 | 30 | 31 | 27 | 30 | 30 | 30 | 27 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Thammita is at