Average annual temperature is 27.3 °C
Absolute maximum temperature: 38.4 °C
Absolute minimum temperature: 19.5 °C
Number of sunny days: 76 days
Number of rainy days: 289 days
Look at detailed online map of Unit Ten
* Weather data for Unit Ten 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 | 30.3 | 34.2 | 36.2 | 36.0 | 36.2 | 37.3 | 38.4 | 35.8 | 33.2 | 31.2 | 31.4 |
| Average daytime temperature (°C) | 27.6 | 28.6 | 31.0 | 33.7 | 33.2 | 34.9 | 35.0 | 36.5 | 33.5 | 31.5 | 29.6 | 28.7 |
| Average temperature (°C) | 24.3 | 24.9 | 26.6 | 28.1 | 28.4 | 29.8 | 29.5 | 29.8 | 28.2 | 26.5 | 25.6 | 25.6 |
| Average night temperature (°C) | 21.7 | 21.8 | 23.4 | 24.3 | 25.5 | 26.2 | 26.0 | 25.6 | 25.1 | 23.8 | 23.3 | 23.5 |
| Absolute minimum temperature (°C) | 19.8 | 19.5 | 22.2 | 22.5 | 23.8 | 25.2 | 25.0 | 24.8 | 24.1 | 22.9 | 22.4 | 22.6 |
| 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 | 12.6 | 12.4 | 12.2 | 11.9 | 11.7 | 11.6 |
| 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 | 10.0 | 10.6 | 10.5 | 9.0 | 10.7 | 9.5 | 10.9 | 9.7 | 9.3 | 7.4 | 7.7 |
| Precipitation (mm) | 132 | 110 | 72 | 78 | 179 | 15 | 29 | 96 | 97 | 400 | 520 | 336 |
| Sunny days | 13 | 12 | 6 | 7 | 9 | 8 | 8 | 11 | 1 | 1 | 0 | 0 |
| Rainy days | 18 | 16 | 25 | 23 | 22 | 22 | 23 | 20 | 29 | 30 | 30 | 31 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Unit Ten is at