Average annual temperature is 28.0 °C
Absolute maximum temperature: 39.7 °C
Absolute minimum temperature: 17.2 °C
Number of sunny days: 80 days
Number of rainy days: 285 days
Look at detailed online map of Ilaiyānkudi
* Weather data for Ilaiyānkudi 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) | 31.8 | 32.5 | 35.0 | 37.6 | 37.7 | 38.8 | 39.7 | 39.2 | 36.9 | 35.1 | 31.8 | 31.9 |
| Average daytime temperature (°C) | 29.5 | 30.4 | 32.8 | 34.8 | 34.6 | 36.9 | 36.0 | 36.2 | 34.9 | 32.8 | 29.9 | 29.3 |
| Average temperature (°C) | 24.6 | 24.9 | 27.8 | 29.5 | 29.5 | 30.7 | 30.2 | 29.9 | 29.3 | 27.9 | 25.9 | 25.8 |
| Average night temperature (°C) | 20.3 | 20.2 | 23.3 | 24.9 | 25.7 | 26.5 | 26.1 | 25.6 | 25.6 | 24.2 | 23.0 | 23.0 |
| Absolute minimum temperature (°C) | 18.1 | 17.2 | 20.3 | 23.9 | 23.6 | 24.7 | 24.7 | 24.2 | 24.0 | 22.2 | 21.7 | 21.4 |
| 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) | 11.6 | 11.8 | 12.1 | 12.3 | 12.6 | 12.7 | 12.6 | 12.4 | 12.2 | 11.9 | 11.7 | 11.6 |
| 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) | 10.0 | 10.1 | 11.1 | 11.2 | 9.5 | 10.0 | 8.9 | 11.3 | 10.5 | 10.5 | 8.1 | 8.2 |
| Precipitation (mm) | 16 | 41 | 32 | 58 | 130 | 76 | 68 | 105 | 209 | 270 | 489 | 142 |
| Sunny days | 21 | 22 | 11 | 8 | 9 | 2 | 3 | 1 | 0 | 1 | 0 | 2 |
| Rainy days | 10 | 6 | 20 | 22 | 22 | 28 | 28 | 30 | 30 | 30 | 30 | 29 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Ilaiyānkudi is at