Average annual temperature is 26.6 °C
Absolute maximum temperature: 36.6 °C
Absolute minimum temperature: 18.9 °C
Number of sunny days: 34 days
Number of rainy days: 331 days
Look at detailed online map of Katupotha
* Weather data for Katupotha 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) | 31.2 | 33.2 | 34.8 | 36.6 | 32.9 | 32.1 | 31.7 | 33.6 | 31.3 | 33.0 | 32.4 | 31.4 |
| Average daytime temperature (°C) | 29.7 | 31.0 | 32.7 | 33.2 | 31.1 | 30.6 | 30.1 | 31.9 | 29.7 | 30.2 | 30.7 | 30.3 |
| Average temperature (°C) | 24.9 | 25.8 | 27.1 | 27.4 | 27.4 | 27.5 | 27.3 | 27.8 | 26.2 | 25.8 | 25.7 | 26.0 |
| Average night temperature (°C) | 21.1 | 21.8 | 23.2 | 23.7 | 24.6 | 24.8 | 25.0 | 24.8 | 23.7 | 23.0 | 22.8 | 23.3 |
| Absolute minimum temperature (°C) | 18.9 | 19.5 | 22.2 | 22.5 | 22.7 | 23.2 | 23.7 | 23.2 | 22.7 | 21.8 | 22.0 | 22.2 |
| 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 | 11.9 | 12.1 | 12.3 | 12.5 | 12.6 | 12.5 | 12.4 | 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) | 9.5 | 10.0 | 10.9 | 10.3 | 9.4 | 10.4 | 9.8 | 11.1 | 8.6 | 8.6 | 7.8 | 8.0 |
| Precipitation (mm) | 78 | 64 | 90 | 147 | 172 | 118 | 109 | 45 | 322 | 382 | 570 | 306 |
| Sunny days | 16 | 14 | 1 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1 |
| Rainy days | 15 | 14 | 30 | 29 | 31 | 30 | 30 | 31 | 30 | 31 | 30 | 30 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Katupotha is at