Average annual temperature is 25.0 °C
Absolute maximum temperature: 32.1 °C
Absolute minimum temperature: 16.9 °C
Number of sunny days: 9 days
Number of rainy days: 356 days
Look at detailed online map of Halwalakelaya
* Weather data for Halwalakelaya 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) | 29.2 | 30.9 | 31.0 | 32.1 | 30.5 | 29.8 | 29.2 | 29.9 | 29.7 | 30.2 | 30.5 | 31.2 |
| Average daytime temperature (°C) | 28.4 | 29.2 | 29.9 | 30.5 | 28.9 | 28.6 | 28.3 | 29.0 | 27.8 | 28.2 | 28.9 | 28.9 |
| Average temperature (°C) | 23.9 | 24.6 | 25.1 | 25.8 | 25.8 | 25.5 | 25.4 | 25.7 | 24.5 | 24.5 | 24.6 | 24.7 |
| Average night temperature (°C) | 20.3 | 21.2 | 22.0 | 22.6 | 23.4 | 23.2 | 22.9 | 23.1 | 22.3 | 22.2 | 22.0 | 22.0 |
| Absolute minimum temperature (°C) | 16.9 | 20.3 | 20.2 | 21.1 | 22.0 | 22.2 | 21.2 | 21.7 | 21.6 | 21.3 | 21.4 | 21.0 |
| 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 | 11.8 |
| 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 | 9.4 | 9.7 | 9.7 | 7.9 | 8.8 | 9.1 | 10.6 | 6.2 | 6.2 | 6.8 | 7.0 |
| Precipitation (mm) | 185 | 157 | 266 | 181 | 319 | 348 | 380 | 246 | 793 | 719 | 615 | 493 |
| Sunny days | 6 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Rainy days | 25 | 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 Halwalakelaya during the most sunny months:
The largest precipitation sum in Halwalakelaya is at