Average annual temperature is 28.3 °C
Absolute maximum temperature: 40.9 °C
Absolute minimum temperature: 17.2 °C
Number of sunny days: 124 days
Number of rainy days: 241 days
Look at detailed online map of Alathur
* Weather data for Alathur 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) | 31.6 | 34.6 | 37.2 | 40.5 | 40.7 | 40.9 | 39.6 | 40.6 | 36.6 | 38.2 | 31.3 | 32.2 |
| Average daytime temperature (°C) | 29.9 | 32.1 | 34.9 | 37.7 | 36.8 | 37.4 | 36.1 | 36.7 | 34.8 | 34.1 | 29.5 | 29.1 |
| Average temperature (°C) | 24.4 | 25.4 | 28.2 | 30.6 | 30.7 | 31.3 | 30.2 | 30.7 | 29.1 | 28.4 | 25.5 | 25.4 |
| Average night temperature (°C) | 19.9 | 19.8 | 23.0 | 24.7 | 25.9 | 26.8 | 25.9 | 26.0 | 25.5 | 24.1 | 22.8 | 22.4 |
| Absolute minimum temperature (°C) | 17.6 | 17.2 | 20.6 | 22.7 | 23.2 | 25.1 | 24.0 | 24.2 | 24.3 | 22.2 | 20.9 | 20.4 |
| 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) | 11.6 | 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) | 9.9 | 10.0 | 10.9 | 10.9 | 9.8 | 9.6 | 7.9 | 10.6 | 9.5 | 10.1 | 7.9 | 7.6 |
| Precipitation (mm) | 6 | 48 | 63 | 39 | 168 | 48 | 54 | 128 | 112 | 146 | 302 | 80 |
| Sunny days | 19 | 23 | 14 | 14 | 14 | 9 | 9 | 9 | 2 | 4 | 1 | 6 |
| Rainy days | 12 | 5 | 17 | 16 | 17 | 21 | 22 | 22 | 28 | 27 | 29 | 25 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Alathur is at