Average annual temperature is 25.8 °C
Absolute maximum temperature: 33.1 °C
Absolute minimum temperature: 18.1 °C
Number of sunny days: 14 days
Number of rainy days: 351 days
Look at detailed online map of Thunnana West
* Weather data for Thunnana West 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) | 31.4 | 32.7 | 32.2 | 33.1 | 31.5 | 30.6 | 30.3 | 30.7 | 30.8 | 31.6 | 31.1 | 32.0 |
| Average daytime temperature (°C) | 30.0 | 30.5 | 31.0 | 31.8 | 30.1 | 29.4 | 29.2 | 29.9 | 28.8 | 29.5 | 30.0 | 30.0 |
| Average temperature (°C) | 24.9 | 25.4 | 26.1 | 26.8 | 26.6 | 26.1 | 26.2 | 26.5 | 25.3 | 25.3 | 25.4 | 25.6 |
| Average night temperature (°C) | 20.8 | 21.6 | 22.6 | 23.3 | 24.1 | 23.5 | 23.6 | 23.8 | 23.1 | 22.9 | 22.7 | 22.8 |
| Absolute minimum temperature (°C) | 18.1 | 19.5 | 21.4 | 22.0 | 22.4 | 22.4 | 21.9 | 22.6 | 22.4 | 21.7 | 22.0 | 21.9 |
| 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 | 9.5 | 10.1 | 10.0 | 8.1 | 8.2 | 9.0 | 10.7 | 6.2 | 6.6 | 7.0 | 7.5 |
| Precipitation (mm) | 127 | 117 | 225 | 196 | 275 | 384 | 319 | 172 | 615 | 650 | 608 | 513 |
| Sunny days | 10 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 |
| Rainy days | 21 | 25 | 31 | 30 | 31 | 30 | 31 | 31 | 30 | 30 | 30 | 31 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Thunnana West during the most sunny months:
The largest precipitation sum in Thunnana West is at