Average annual temperature is 25.8 °C
Absolute maximum temperature: 33.1 °C
Absolute minimum temperature: 17.7 °C
Number of sunny days: 12 days
Number of rainy days: 353 days
Look at detailed online map of Diyakaduwa West
* Weather data for Diyakaduwa 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) | 31.0 | 31.8 | 32.2 | 33.1 | 31.2 | 30.5 | 30.2 | 30.5 | 30.3 | 31.3 | 30.8 | 31.6 |
| Average daytime temperature (°C) | 29.4 | 30.0 | 30.6 | 31.3 | 29.8 | 29.3 | 29.0 | 29.7 | 28.5 | 29.1 | 29.7 | 29.8 |
| Average temperature (°C) | 24.7 | 25.4 | 26.1 | 26.6 | 26.5 | 26.1 | 26.0 | 26.4 | 25.2 | 25.3 | 25.5 | 25.6 |
| Average night temperature (°C) | 20.9 | 22.0 | 22.8 | 23.5 | 24.2 | 23.8 | 23.6 | 23.7 | 23.2 | 23.1 | 22.9 | 23.0 |
| Absolute minimum temperature (°C) | 17.7 | 20.4 | 21.6 | 22.1 | 22.9 | 22.8 | 22.0 | 22.9 | 22.4 | 22.0 | 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) | 9.4 | 9.4 | 9.7 | 9.6 | 7.7 | 7.6 | 8.7 | 10.5 | 5.9 | 5.9 | 6.5 | 7.1 |
| Precipitation (mm) | 201 | 157 | 224 | 292 | 294 | 398 | 359 | 177 | 683 | 708 | 755 | 469 |
| Sunny days | 9 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Rainy days | 22 | 25 | 31 | 30 | 31 | 30 | 31 | 31 | 30 | 31 | 30 | 31 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Diyakaduwa West during the most sunny months:
The largest precipitation sum in Diyakaduwa West is at