Average annual temperature is 27.3 °C
Absolute maximum temperature: 39.8 °C
Absolute minimum temperature: 16.2 °C
Number of sunny days: 155 days
Number of rainy days: 210 days
Look at detailed online map of Arachamarattūr
* Weather data for Arachamarattūr 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) | 32.6 | 35.3 | 36.9 | 39.8 | 36.6 | 37.6 | 35.1 | 38.3 | 33.7 | 34.7 | 32.9 | 33.0 |
| Average daytime temperature (°C) | 30.2 | 33.6 | 34.9 | 36.9 | 34.4 | 34.8 | 32.3 | 35.9 | 31.7 | 32.4 | 30.8 | 30.8 |
| Average temperature (°C) | 23.8 | 26.0 | 28.0 | 29.9 | 28.8 | 28.9 | 27.5 | 29.5 | 26.6 | 27.0 | 25.8 | 25.6 |
| Average night temperature (°C) | 18.1 | 18.9 | 21.7 | 23.7 | 24.2 | 24.5 | 23.7 | 24.3 | 22.9 | 22.3 | 22.0 | 21.3 |
| Absolute minimum temperature (°C) | 16.2 | 17.7 | 18.6 | 21.2 | 22.7 | 23.0 | 22.4 | 23.0 | 22.2 | 21.1 | 19.5 | 18.7 |
| 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 | 12.7 | 12.8 | 12.7 | 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) | 10.0 | 10.4 | 11.1 | 11.3 | 10.1 | 9.5 | 8.1 | 11.0 | 9.5 | 10.4 | 9.3 | 9.1 |
| Precipitation (mm) | 1 | 6 | 28 | 27 | 152 | 66 | 128 | 107 | 231 | 82 | 136 | 15 |
| Sunny days | 27 | 26 | 19 | 18 | 10 | 2 | 4 | 11 | 1 | 10 | 5 | 22 |
| Rainy days | 4 | 2 | 12 | 12 | 21 | 28 | 27 | 20 | 29 | 21 | 25 | 9 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Arachamarattūr is at