Average annual temperature is 28.0 °C
Absolute maximum temperature: 41.4 °C
Absolute minimum temperature: 17.3 °C
Number of sunny days: 121 days
Number of rainy days: 244 days
Look at detailed online map of Opattur
* Weather data for Opattur 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) | 29.9 | 33.9 | 35.1 | 39.1 | 40.7 | 41.4 | 36.9 | 37.8 | 35.1 | 34.7 | 31.4 | 31.7 |
| Average daytime temperature (°C) | 28.8 | 31.6 | 33.2 | 35.9 | 36.6 | 37.0 | 33.9 | 35.6 | 33.6 | 32.8 | 29.3 | 28.9 |
| Average temperature (°C) | 24.1 | 25.1 | 27.3 | 29.6 | 30.5 | 31.3 | 29.6 | 30.1 | 28.8 | 28.1 | 25.7 | 25.2 |
| Average night temperature (°C) | 20.2 | 20.0 | 22.9 | 25.2 | 26.6 | 27.5 | 26.4 | 26.1 | 25.7 | 24.5 | 23.2 | 22.2 |
| Absolute minimum temperature (°C) | 17.3 | 18.4 | 19.9 | 23.0 | 23.6 | 24.8 | 24.4 | 24.4 | 24.4 | 23.3 | 21.1 | 19.6 |
| 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 | 12.9 | 12.8 | 12.5 | 12.2 | 11.8 | 11.5 | 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) | 9.9 | 10.3 | 10.9 | 11.1 | 10.3 | 9.7 | 7.0 | 10.2 | 9.6 | 10.2 | 7.2 | 8.4 |
| Precipitation (mm) | 12 | 7 | 54 | 18 | 117 | 62 | 135 | 153 | 175 | 107 | 377 | 307 |
| Sunny days | 18 | 23 | 18 | 17 | 11 | 9 | 5 | 4 | 3 | 4 | 2 | 7 |
| Rainy days | 13 | 5 | 13 | 13 | 20 | 21 | 26 | 27 | 27 | 27 | 28 | 24 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Opattur is at