Average annual temperature is 24.5 °C
Absolute maximum temperature: 31.6 °C
Absolute minimum temperature: 18.0 °C
Number of sunny days: 30 days
Number of rainy days: 335 days
Look at detailed online map of Ginnaliya West
* Weather data for Ginnaliya 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) | 28.8 | 29.6 | 30.8 | 31.6 | 30.9 | 29.9 | 29.2 | 31.1 | 27.9 | 28.7 | 29.0 | 28.9 |
| Average daytime temperature (°C) | 27.6 | 28.1 | 28.7 | 29.8 | 28.5 | 28.7 | 27.5 | 29.6 | 26.3 | 26.4 | 27.2 | 26.9 |
| Average temperature (°C) | 23.3 | 23.7 | 24.5 | 25.4 | 25.5 | 25.6 | 24.9 | 25.8 | 23.9 | 23.6 | 23.8 | 23.9 |
| Average night temperature (°C) | 19.8 | 20.3 | 21.5 | 22.2 | 23.5 | 23.5 | 23.0 | 23.2 | 22.3 | 21.8 | 21.6 | 21.7 |
| Absolute minimum temperature (°C) | 18.0 | 18.5 | 19.3 | 21.1 | 22.7 | 22.5 | 22.0 | 21.9 | 21.6 | 20.8 | 21.0 | 20.4 |
| 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 | 9.4 | 9.6 | 9.8 | 8.7 | 10.3 | 9.0 | 10.7 | 7.6 | 6.1 | 6.6 | 7.2 |
| Precipitation (mm) | 64 | 116 | 124 | 90 | 91 | 60 | 108 | 49 | 293 | 519 | 480 | 349 |
| Sunny days | 7 | 6 | 1 | 0 | 3 | 0 | 3 | 8 | 0 | 0 | 0 | 2 |
| Rainy days | 24 | 22 | 30 | 30 | 28 | 30 | 28 | 23 | 30 | 31 | 30 | 29 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Ginnaliya West is at