Average annual temperature is 16.9 °C
Absolute maximum temperature: 23.9 °C
Absolute minimum temperature: 7.1 °C
Number of sunny days: 31 days
Number of rainy days: 334 days
Look at detailed online map of Frotoft Watta
* Weather data for Frotoft Watta 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) | 19.5 | 20.6 | 22.5 | 23.9 | 23.5 | 22.8 | 21.8 | 23.7 | 21.7 | 21.6 | 21.1 | 21.1 |
| Average daytime temperature (°C) | 18.5 | 19.4 | 20.4 | 21.8 | 21.3 | 21.0 | 20.0 | 21.8 | 20.2 | 20.0 | 20.1 | 19.9 |
| Average temperature (°C) | 14.8 | 15.8 | 16.5 | 17.4 | 17.9 | 17.7 | 17.1 | 17.7 | 17.2 | 16.9 | 16.9 | 16.9 |
| Average night temperature (°C) | 11.3 | 11.8 | 13.1 | 13.5 | 15.3 | 15.6 | 15.2 | 14.7 | 15.3 | 14.6 | 14.3 | 14.8 |
| Absolute minimum temperature (°C) | 7.1 | 7.7 | 12.0 | 11.6 | 14.1 | 14.9 | 14.5 | 13.9 | 14.1 | 13.5 | 12.5 | 12.8 |
| 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) | 9.3 | 9.4 | 9.6 | 10.1 | 9.2 | 10.1 | 9.1 | 10.4 | 7.6 | 7.2 | 7.1 | 7.2 |
| Precipitation (mm) | 117 | 106 | 94 | 117 | 108 | 60 | 146 | 77 | 177 | 472 | 574 | 399 |
| Sunny days | 6 | 4 | 4 | 6 | 1 | 1 | 1 | 4 | 0 | 2 | 0 | 2 |
| Rainy days | 25 | 24 | 27 | 24 | 30 | 29 | 30 | 27 | 30 | 29 | 30 | 29 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Frotoft Watta is at