Average annual temperature is 27.2 °C
Absolute maximum temperature: 39.1 °C
Absolute minimum temperature: 19.1 °C
Number of sunny days: 48 days
Number of rainy days: 317 days
Look at detailed online map of Iyankerny Tamil
* Weather data for Iyankerny Tamil 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) | 29.0 | 29.5 | 32.0 | 34.9 | 36.2 | 37.7 | 39.1 | 38.0 | 35.2 | 31.9 | 30.9 | 31.0 |
| Average daytime temperature (°C) | 27.6 | 28.3 | 29.9 | 32.2 | 32.9 | 36.2 | 36.3 | 35.7 | 32.6 | 30.3 | 29.1 | 28.7 |
| Average temperature (°C) | 24.7 | 25.2 | 26.4 | 27.8 | 28.1 | 30.0 | 30.0 | 29.6 | 27.4 | 26.1 | 25.6 | 25.8 |
| Average night temperature (°C) | 21.8 | 22.3 | 23.4 | 24.0 | 24.6 | 25.3 | 25.2 | 24.8 | 24.2 | 23.4 | 23.2 | 23.6 |
| Absolute minimum temperature (°C) | 19.1 | 19.7 | 22.2 | 22.9 | 23.4 | 23.9 | 24.3 | 23.2 | 22.9 | 22.5 | 22.4 | 22.8 |
| 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) | 9.0 | 9.5 | 10.0 | 10.6 | 9.4 | 10.7 | 9.8 | 11.1 | 9.4 | 9.3 | 8.1 | 7.9 |
| Precipitation (mm) | 195 | 148 | 112 | 72 | 129 | 47 | 57 | 67 | 317 | 573 | 574 | 411 |
| Sunny days | 5 | 7 | 8 | 6 | 6 | 5 | 2 | 5 | 2 | 2 | 0 | 0 |
| Rainy days | 26 | 21 | 23 | 24 | 25 | 25 | 29 | 26 | 28 | 29 | 30 | 31 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Iyankerny Tamil is at