Average annual temperature is 25.8 °C
Absolute maximum temperature: 33.4 °C
Absolute minimum temperature: 19.1 °C
Number of sunny days: 33 days
Number of rainy days: 332 days
Look at detailed online map of Kammalamedihengoda West
* Weather data for Kammalamedihengoda 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) | 31.7 | 33.1 | 32.4 | 33.4 | 32.6 | 31.4 | 31.0 | 32.9 | 30.5 | 30.8 | 31.1 | 30.9 |
| Average daytime temperature (°C) | 30.2 | 30.8 | 30.9 | 31.4 | 30.3 | 30.3 | 29.4 | 31.4 | 28.7 | 28.6 | 29.4 | 29.3 |
| Average temperature (°C) | 24.8 | 25.3 | 25.9 | 26.5 | 26.8 | 26.7 | 26.2 | 27.2 | 25.1 | 24.9 | 25.0 | 25.4 |
| Average night temperature (°C) | 20.9 | 21.6 | 22.6 | 23.1 | 24.3 | 24.1 | 23.7 | 24.0 | 22.9 | 22.5 | 22.3 | 22.6 |
| Absolute minimum temperature (°C) | 19.1 | 20.6 | 21.0 | 22.1 | 23.1 | 22.2 | 22.0 | 22.5 | 22.3 | 21.3 | 21.7 | 21.1 |
| 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 | 12.4 | 12.3 | 12.2 | 12.0 | 11.8 | 11.8 |
| Daylight minimum duration (h) | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Sunshine mean duration (h) | 9.4 | 9.6 | 9.9 | 10.0 | 9.0 | 10.5 | 9.6 | 10.8 | 7.7 | 6.7 | 7.3 | 7.6 |
| Precipitation (mm) | 93 | 144 | 230 | 171 | 144 | 89 | 117 | 65 | 331 | 499 | 497 | 390 |
| Sunny days | 8 | 5 | 2 | 1 | 4 | 0 | 2 | 7 | 0 | 0 | 0 | 4 |
| Rainy days | 23 | 23 | 29 | 29 | 27 | 30 | 29 | 24 | 30 | 31 | 30 | 27 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Kammalamedihengoda West is at