Average annual temperature is 25.9 °C
Absolute maximum temperature: 33.4 °C
Absolute minimum temperature: 18.4 °C
Number of sunny days: 17 days
Number of rainy days: 348 days
Look at detailed online map of Giridara West
* Weather data for Giridara 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) | 31.5 | 33.3 | 32.4 | 33.4 | 31.6 | 30.5 | 30.5 | 30.8 | 30.8 | 31.5 | 31.3 | 32.2 |
| Average daytime temperature (°C) | 30.1 | 30.7 | 31.2 | 31.9 | 30.2 | 29.5 | 29.3 | 30.0 | 28.8 | 29.5 | 30.1 | 30.2 |
| Average temperature (°C) | 25.0 | 25.5 | 26.1 | 26.7 | 26.6 | 26.1 | 26.2 | 26.5 | 25.3 | 25.4 | 25.4 | 25.7 |
| Average night temperature (°C) | 21.0 | 21.5 | 22.5 | 23.2 | 24.1 | 23.5 | 23.7 | 23.8 | 23.1 | 22.9 | 22.7 | 22.8 |
| Absolute minimum temperature (°C) | 18.4 | 19.3 | 21.5 | 22.0 | 22.5 | 22.4 | 22.0 | 22.6 | 22.4 | 21.9 | 22.1 | 22.0 |
| 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 | 11.7 |
| 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) | 9.3 | 9.7 | 10.2 | 10.1 | 8.2 | 8.4 | 9.2 | 10.7 | 6.4 | 6.7 | 7.1 | 7.6 |
| Precipitation (mm) | 146 | 124 | 182 | 202 | 266 | 362 | 295 | 162 | 568 | 590 | 584 | 496 |
| Sunny days | 10 | 4 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 |
| Rainy days | 21 | 24 | 30 | 29 | 31 | 30 | 31 | 31 | 30 | 30 | 30 | 31 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Giridara West is at