Average annual temperature is 27.5 °C
Absolute maximum temperature: 37.5 °C
Absolute minimum temperature: 20.9 °C
Number of sunny days: 54 days
Number of rainy days: 311 days
Look at detailed online map of Sammanodai
* Weather data for Sammanodai 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) | 28.7 | 28.9 | 31.0 | 33.6 | 35.2 | 37.2 | 37.5 | 37.2 | 33.5 | 30.7 | 29.9 | 30.1 |
| Average daytime temperature (°C) | 27.2 | 27.8 | 29.3 | 31.3 | 32.2 | 35.3 | 35.2 | 34.0 | 31.2 | 29.4 | 28.7 | 28.3 |
| Average temperature (°C) | 25.4 | 25.7 | 26.8 | 28.1 | 28.3 | 30.3 | 30.2 | 29.4 | 27.4 | 26.2 | 25.9 | 26.2 |
| Average night temperature (°C) | 23.2 | 23.3 | 24.0 | 24.6 | 25.1 | 26.3 | 26.4 | 25.5 | 24.6 | 23.9 | 23.7 | 24.2 |
| Absolute minimum temperature (°C) | 21.5 | 20.9 | 22.7 | 23.4 | 23.8 | 25.0 | 24.9 | 23.9 | 23.4 | 23.0 | 23.0 | 23.3 |
| 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 | 11.9 | 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) | 9.1 | 9.8 | 10.2 | 10.7 | 9.5 | 10.8 | 9.6 | 11.1 | 9.8 | 9.8 | 8.4 | 8.4 |
| Precipitation (mm) | 170 | 126 | 85 | 49 | 105 | 40 | 45 | 54 | 264 | 405 | 448 | 402 |
| Sunny days | 6 | 5 | 7 | 10 | 5 | 3 | 7 | 9 | 0 | 2 | 0 | 0 |
| Rainy days | 25 | 23 | 24 | 20 | 26 | 27 | 24 | 22 | 30 | 29 | 30 | 31 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Sammanodai is at