Average annual temperature is 27.5 °C
Absolute maximum temperature: 35.9 °C
Absolute minimum temperature: 21.5 °C
Number of sunny days: 70 days
Number of rainy days: 295 days
Look at detailed online map of New Kattankudy West
* Weather data for New Kattankudy West 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) | 29.2 | 29.0 | 30.5 | 33.0 | 33.6 | 34.4 | 35.9 | 35.6 | 34.6 | 32.2 | 30.5 | 30.9 |
| Average daytime temperature (°C) | 27.5 | 27.8 | 29.1 | 30.7 | 31.2 | 33.1 | 33.7 | 33.0 | 31.9 | 29.6 | 28.5 | 28.5 |
| Average temperature (°C) | 25.5 | 25.9 | 26.9 | 28.1 | 28.3 | 29.5 | 29.5 | 29.4 | 27.8 | 26.5 | 26.2 | 26.4 |
| Average night temperature (°C) | 23.3 | 23.6 | 24.6 | 25.4 | 25.7 | 26.4 | 26.0 | 25.9 | 25.1 | 24.3 | 24.1 | 24.6 |
| Absolute minimum temperature (°C) | 21.5 | 21.8 | 23.3 | 23.8 | 24.1 | 25.4 | 25.0 | 24.4 | 23.9 | 23.2 | 23.5 | 23.4 |
| 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) | 9.2 | 9.6 | 10.0 | 10.7 | 9.7 | 10.7 | 9.8 | 11.1 | 9.9 | 9.6 | 8.4 | 8.4 |
| Precipitation (mm) | 218 | 160 | 111 | 70 | 85 | 57 | 33 | 19 | 253 | 382 | 392 | 418 |
| Sunny days | 5 | 7 | 5 | 8 | 9 | 7 | 10 | 14 | 0 | 4 | 1 | 0 |
| Rainy days | 26 | 21 | 26 | 22 | 22 | 23 | 21 | 17 | 30 | 27 | 29 | 31 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in New Kattankudy West is at