Average annual temperature is 27.2 °C
Absolute maximum temperature: 40.2 °C
Absolute minimum temperature: 19.7 °C
Number of sunny days: 34 days
Number of rainy days: 331 days
Look at detailed online map of Mahawelatota
* Weather data for Mahawelatota 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) | 31.1 | 31.4 | 33.6 | 35.7 | 37.9 | 39.2 | 40.2 | 40.0 | 34.7 | 32.4 | 31.2 | 31.0 |
| Average daytime temperature (°C) | 29.2 | 29.3 | 30.8 | 32.7 | 33.4 | 37.3 | 36.7 | 37.8 | 32.7 | 30.7 | 29.7 | 29.1 |
| Average temperature (°C) | 24.7 | 25.1 | 26.1 | 27.3 | 28.2 | 30.4 | 29.9 | 30.3 | 27.5 | 25.9 | 25.4 | 25.4 |
| Average night temperature (°C) | 21.5 | 21.9 | 22.5 | 23.4 | 24.7 | 25.9 | 25.5 | 25.6 | 24.4 | 23.0 | 22.8 | 23.1 |
| Absolute minimum temperature (°C) | 19.7 | 20.3 | 21.6 | 22.1 | 23.3 | 24.8 | 23.6 | 24.4 | 23.2 | 21.7 | 22.4 | 22.3 |
| 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) | 9.1 | 9.7 | 9.9 | 10.0 | 9.4 | 10.5 | 9.7 | 11.0 | 9.1 | 8.0 | 6.9 | 7.5 |
| Precipitation (mm) | 122 | 130 | 112 | 112 | 103 | 42 | 55 | 51 | 106 | 354 | 481 | 344 |
| Sunny days | 6 | 6 | 2 | 0 | 4 | 3 | 3 | 7 | 2 | 0 | 0 | 1 |
| Rainy days | 25 | 22 | 29 | 30 | 27 | 27 | 28 | 24 | 28 | 31 | 30 | 30 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Mahawelatota is at