Average annual temperature is 27.2 °C
Absolute maximum temperature: 39.6 °C
Absolute minimum temperature: 19.8 °C
Number of sunny days: 98 days
Number of rainy days: 267 days
Look at detailed online map of Puttalam
* Weather data for Puttalam India is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 33.9 | 37.9 | 39.3 | 39.6 | 34.7 | 32.3 | 30.8 | 33.1 | 34.0 | 31.6 | 32.1 | 34.3 |
| Average daytime temperature (°C) | 32.5 | 35.7 | 36.8 | 36.2 | 32.8 | 30.4 | 28.4 | 30.7 | 29.4 | 30.3 | 30.6 | 31.4 |
| Average temperature (°C) | 26.3 | 28.1 | 29.4 | 29.7 | 28.3 | 26.7 | 25.3 | 26.9 | 25.6 | 26.4 | 26.6 | 26.9 |
| Average night temperature (°C) | 21.5 | 23.0 | 24.4 | 25.4 | 25.0 | 24.0 | 23.3 | 23.9 | 23.4 | 23.6 | 23.7 | 23.2 |
| Absolute minimum temperature (°C) | 19.8 | 21.8 | 22.4 | 23.4 | 23.5 | 23.1 | 22.6 | 22.8 | 22.7 | 22.3 | 23.1 | 21.6 |
| 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) | 11.5 | 11.8 | 12.1 | 12.4 | 12.6 | 12.8 | 12.7 | 12.5 | 12.2 | 11.9 | 11.6 | 11.5 |
| 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) | 10.3 | 10.8 | 11.0 | 11.1 | 8.7 | 7.9 | 6.1 | 10.8 | 6.9 | 9.0 | 9.0 | 9.5 |
| Precipitation (mm) | 12 | 17 | 30 | 153 | 273 | 504 | 662 | 114 | 636 | 298 | 223 | 63 |
| Sunny days | 26 | 25 | 17 | 3 | 1 | 0 | 0 | 2 | 0 | 4 | 6 | 14 |
| Rainy days | 5 | 3 | 14 | 27 | 30 | 30 | 31 | 29 | 30 | 27 | 24 | 17 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Puttalam is at