Average annual temperature is 28.9 °C
Absolute maximum temperature: 41.4 °C
Absolute minimum temperature: 19.9 °C
Number of sunny days: 88 days
Number of rainy days: 277 days
Look at detailed online map of Tādankulam
* Weather data for Tādankulam 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) | 34.5 | 34.9 | 39.3 | 39.8 | 41.1 | 41.3 | 38.8 | 41.4 | 38.4 | 36.6 | 32.7 | 33.0 |
| Average daytime temperature (°C) | 32.1 | 32.2 | 35.5 | 36.9 | 37.5 | 38.6 | 36.0 | 38.6 | 35.7 | 33.2 | 30.5 | 29.7 |
| Average temperature (°C) | 26.0 | 26.2 | 29.1 | 30.4 | 31.1 | 32.2 | 30.7 | 31.6 | 29.4 | 27.7 | 26.1 | 26.2 |
| Average night temperature (°C) | 21.9 | 21.7 | 24.6 | 25.6 | 26.7 | 27.5 | 26.3 | 26.6 | 25.3 | 24.3 | 23.5 | 23.4 |
| Absolute minimum temperature (°C) | 20.7 | 19.9 | 22.7 | 24.1 | 24.3 | 26.1 | 24.0 | 25.2 | 23.9 | 22.9 | 22.9 | 22.4 |
| 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 | 12.6 | 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) | 10.2 | 10.3 | 11.0 | 10.8 | 9.8 | 10.7 | 9.5 | 11.4 | 10.0 | 9.6 | 7.8 | 7.8 |
| Precipitation (mm) | 51 | 70 | 54 | 82 | 58 | 22 | 30 | 64 | 138 | 208 | 385 | 492 |
| Sunny days | 23 | 17 | 4 | 6 | 4 | 4 | 12 | 9 | 3 | 1 | 1 | 4 |
| Rainy days | 8 | 11 | 27 | 24 | 27 | 26 | 19 | 22 | 27 | 30 | 29 | 27 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Tādankulam is at