Average annual temperature is 28.2 °C
Absolute maximum temperature: 40.1 °C
Absolute minimum temperature: 16.7 °C
Number of sunny days: 124 days
Number of rainy days: 241 days
Look at detailed online map of Perumāttūr
* Weather data for Perumāttūr 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) | 31.1 | 34.3 | 35.5 | 39.4 | 38.9 | 40.1 | 39.0 | 39.8 | 36.4 | 37.3 | 32.1 | 32.4 |
| Average daytime temperature (°C) | 29.2 | 31.4 | 33.8 | 36.5 | 36.2 | 36.8 | 36.0 | 37.3 | 34.4 | 34.1 | 29.8 | 29.3 |
| Average temperature (°C) | 24.0 | 24.9 | 27.6 | 29.9 | 30.5 | 31.0 | 30.4 | 31.2 | 29.1 | 28.6 | 25.6 | 25.5 |
| Average night temperature (°C) | 19.6 | 19.3 | 22.8 | 24.3 | 26.0 | 26.4 | 26.1 | 26.3 | 25.2 | 24.3 | 23.0 | 22.4 |
| Absolute minimum temperature (°C) | 16.8 | 16.7 | 19.4 | 21.5 | 23.6 | 25.1 | 24.5 | 24.5 | 24.3 | 23.0 | 21.1 | 19.9 |
| 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 | 11.8 | 12.1 | 12.4 | 12.6 | 12.8 | 12.7 | 12.5 | 12.2 | 11.9 | 11.6 | 11.5 |
| 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) | 9.8 | 9.8 | 10.7 | 11.0 | 9.9 | 9.6 | 7.5 | 10.4 | 9.5 | 10.1 | 7.1 | 7.3 |
| Precipitation (mm) | 5 | 41 | 68 | 37 | 121 | 43 | 48 | 109 | 150 | 134 | 362 | 74 |
| Sunny days | 19 | 24 | 14 | 14 | 14 | 11 | 7 | 8 | 1 | 5 | 0 | 7 |
| Rainy days | 12 | 4 | 17 | 16 | 17 | 19 | 24 | 23 | 29 | 26 | 30 | 24 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Perumāttūr is at