Average annual temperature is 27.6 °C
Absolute maximum temperature: 39.5 °C
Absolute minimum temperature: 20.6 °C
Number of sunny days: 94 days
Number of rainy days: 271 days
Look at detailed online map of Gamunupura
* Weather data for Gamunupura 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) | 28.9 | 30.1 | 34.3 | 36.9 | 37.2 | 39.4 | 39.3 | 39.5 | 36.3 | 34.8 | 31.0 | 32.3 |
| Average daytime temperature (°C) | 27.4 | 28.4 | 30.9 | 33.3 | 33.9 | 35.8 | 36.0 | 37.1 | 34.3 | 32.2 | 29.3 | 28.7 |
| Average temperature (°C) | 24.8 | 25.4 | 27.0 | 28.3 | 28.7 | 30.3 | 29.9 | 29.7 | 28.6 | 26.9 | 25.8 | 25.8 |
| Average night temperature (°C) | 22.7 | 22.7 | 24.0 | 24.7 | 25.6 | 26.7 | 26.4 | 25.6 | 25.4 | 23.9 | 23.3 | 23.8 |
| Absolute minimum temperature (°C) | 21.2 | 20.6 | 22.9 | 23.1 | 23.7 | 25.7 | 25.4 | 24.5 | 24.1 | 23.0 | 22.5 | 23.0 |
| 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) | 11.7 | 11.8 | 12.1 | 12.3 | 12.5 | 12.6 | 12.6 | 12.4 | 12.2 | 11.9 | 11.7 | 11.6 |
| 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) | 9.2 | 10.1 | 10.8 | 10.6 | 9.1 | 10.5 | 9.5 | 10.9 | 10.0 | 9.6 | 7.4 | 7.4 |
| Precipitation (mm) | 139 | 86 | 73 | 103 | 139 | 21 | 33 | 93 | 128 | 346 | 524 | 403 |
| Sunny days | 14 | 13 | 7 | 14 | 9 | 12 | 12 | 8 | 3 | 2 | 0 | 0 |
| Rainy days | 17 | 15 | 24 | 16 | 22 | 18 | 19 | 23 | 27 | 29 | 30 | 31 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Gamunupura is at