Average annual temperature is 25.2 °C
Absolute maximum temperature: 43.6 °C
Absolute minimum temperature: 2.1 °C
Number of sunny days: 253 days
Number of rainy days: 112 days
Look at detailed online map of Thānmathoi
* Weather data for Thānmathoi 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) | 24.5 | 34.8 | 34.5 | 40.1 | 43.6 | 41.9 | 40.2 | 40.5 | 40.1 | 38.3 | 32.9 | 24.4 |
| Average daytime temperature (°C) | 19.5 | 28.5 | 29.8 | 34.4 | 36.6 | 36.7 | 34.2 | 37.2 | 36.3 | 34.0 | 27.4 | 22.5 |
| Average temperature (°C) | 12.5 | 20.5 | 23.0 | 28.0 | 30.4 | 31.1 | 29.8 | 32.2 | 30.9 | 27.0 | 21.0 | 15.4 |
| Average night temperature (°C) | 6.0 | 12.4 | 16.6 | 20.6 | 23.7 | 26.1 | 26.5 | 27.7 | 26.2 | 20.3 | 15.0 | 9.1 |
| Absolute minimum temperature (°C) | 2.1 | 7.4 | 13.9 | 15.8 | 19.0 | 20.2 | 24.3 | 26.0 | 22.4 | 16.1 | 11.6 | 5.2 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 |
| Daylight mean duration (h) | 10.6 | 11.2 | 12.0 | 12.9 | 13.6 | 13.9 | 13.8 | 13.1 | 12.3 | 11.5 | 10.7 | 10.4 |
| Daylight minimum duration (h) | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 8.6 | 10.0 | 9.7 | 11.0 | 10.2 | 9.7 | 9.1 | 10.6 | 10.5 | 10.0 | 8.9 | 8.8 |
| Precipitation (mm) | 11 | 0 | 29 | 21 | 74 | 56 | 155 | 13 | 36 | 13 | 9 | 0 |
| Sunny days | 26 | 27 | 23 | 23 | 17 | 16 | 3 | 20 | 14 | 28 | 26 | 30 |
| Rainy days | 5 | 1 | 8 | 7 | 14 | 14 | 28 | 11 | 16 | 3 | 4 | 1 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Thānmathoi is at