Average annual temperature is 28.3 °C
Absolute maximum temperature: 41.2 °C
Absolute minimum temperature: 17.3 °C
Number of sunny days: 116 days
Number of rainy days: 249 days
Look at detailed online map of Sillakudi
* Weather data for Sillakudi 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) | 31.4 | 35.1 | 36.5 | 40.3 | 40.5 | 41.2 | 39.7 | 40.5 | 36.4 | 36.4 | 31.5 | 32.7 |
| Average daytime temperature (°C) | 29.7 | 31.9 | 34.5 | 37.3 | 36.7 | 37.5 | 36.4 | 36.9 | 34.3 | 33.5 | 29.6 | 29.0 |
| Average temperature (°C) | 24.3 | 25.3 | 28.1 | 30.4 | 30.7 | 31.5 | 30.5 | 30.8 | 28.9 | 28.2 | 25.7 | 25.5 |
| Average night temperature (°C) | 19.9 | 19.9 | 23.1 | 24.7 | 26.0 | 27.3 | 26.3 | 26.2 | 25.6 | 24.2 | 22.9 | 22.6 |
| Absolute minimum temperature (°C) | 17.5 | 17.3 | 20.5 | 22.8 | 24.0 | 25.1 | 24.3 | 24.5 | 24.2 | 22.6 | 20.9 | 20.1 |
| 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) | 11.6 | 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) | 9.9 | 9.9 | 10.9 | 10.9 | 9.8 | 9.7 | 7.8 | 10.6 | 9.8 | 10.3 | 7.5 | 7.4 |
| Precipitation (mm) | 3 | 51 | 43 | 40 | 136 | 52 | 57 | 135 | 133 | 162 | 406 | 96 |
| Sunny days | 18 | 24 | 14 | 15 | 11 | 7 | 5 | 10 | 3 | 3 | 1 | 5 |
| Rainy days | 13 | 4 | 17 | 15 | 20 | 23 | 26 | 21 | 27 | 28 | 29 | 26 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Sillakudi is at