Average annual temperature is 28.2 °C
Absolute maximum temperature: 40.4 °C
Absolute minimum temperature: 16.5 °C
Number of sunny days: 127 days
Number of rainy days: 238 days
Look at detailed online map of Thathikulam
* Weather data for Thathikulam 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) | 30.2 | 34.6 | 36.7 | 39.9 | 39.9 | 40.4 | 37.5 | 38.3 | 35.2 | 35.2 | 31.7 | 31.5 |
| Average daytime temperature (°C) | 29.1 | 32.3 | 34.5 | 37.3 | 36.9 | 36.2 | 34.7 | 36.0 | 33.5 | 33.1 | 29.6 | 29.0 |
| Average temperature (°C) | 23.8 | 25.3 | 27.7 | 30.1 | 31.1 | 31.2 | 30.1 | 30.6 | 28.9 | 28.2 | 25.6 | 25.2 |
| Average night temperature (°C) | 19.2 | 19.1 | 22.6 | 24.5 | 26.5 | 27.5 | 26.7 | 26.3 | 25.5 | 24.0 | 23.1 | 21.9 |
| Absolute minimum temperature (°C) | 16.5 | 16.7 | 18.5 | 21.1 | 23.8 | 24.8 | 24.3 | 24.1 | 24.4 | 22.4 | 21.6 | 19.2 |
| 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) | 11.5 | 11.7 | 12.1 | 12.4 | 12.7 | 12.8 | 12.8 | 12.5 | 12.2 | 11.9 | 11.6 | 11.4 |
| 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) | 10.1 | 10.2 | 10.8 | 11.1 | 10.2 | 9.3 | 7.2 | 10.5 | 9.6 | 10.1 | 7.0 | 7.8 |
| Precipitation (mm) | 10 | 3 | 63 | 22 | 68 | 160 | 80 | 90 | 113 | 128 | 330 | 88 |
| Sunny days | 17 | 24 | 16 | 15 | 12 | 7 | 8 | 11 | 3 | 5 | 2 | 7 |
| Rainy days | 14 | 4 | 15 | 15 | 19 | 23 | 23 | 20 | 27 | 26 | 28 | 24 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Thathikulam is at