Average annual temperature is 23.6 °C
Absolute maximum temperature: 31.6 °C
Absolute minimum temperature: 15.8 °C
Number of sunny days: 30 days
Number of rainy days: 335 days
Look at detailed online map of Massena Road
* Weather data for Massena Road 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) | 27.9 | 28.9 | 30.2 | 31.6 | 29.6 | 29.4 | 28.7 | 30.5 | 27.1 | 26.8 | 26.6 | 27.7 |
| Average daytime temperature (°C) | 26.0 | 26.8 | 28.2 | 29.0 | 27.7 | 28.2 | 27.1 | 28.9 | 25.7 | 25.7 | 25.8 | 25.7 |
| Average temperature (°C) | 22.1 | 22.8 | 23.6 | 24.3 | 24.6 | 25.0 | 24.2 | 25.0 | 23.0 | 22.7 | 22.7 | 22.8 |
| Average night temperature (°C) | 18.3 | 19.0 | 19.9 | 20.5 | 22.4 | 23.0 | 22.2 | 22.3 | 21.4 | 20.6 | 20.4 | 20.4 |
| Absolute minimum temperature (°C) | 15.8 | 17.0 | 18.6 | 18.0 | 21.0 | 21.8 | 21.2 | 21.2 | 20.4 | 19.3 | 19.5 | 18.5 |
| 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) | 9.5 | 9.6 | 9.7 | 9.8 | 8.5 | 10.3 | 9.2 | 10.9 | 7.5 | 7.0 | 7.0 | 7.8 |
| Precipitation (mm) | 99 | 144 | 136 | 126 | 159 | 51 | 125 | 30 | 305 | 648 | 638 | 419 |
| Sunny days | 7 | 6 | 1 | 1 | 4 | 0 | 2 | 7 | 0 | 1 | 0 | 1 |
| Rainy days | 24 | 22 | 30 | 29 | 27 | 30 | 29 | 24 | 30 | 30 | 30 | 30 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Massena Road is at