Average annual temperature is 26.3 °C
Absolute maximum temperature: 35.7 °C
Absolute minimum temperature: 18.9 °C
Number of sunny days: 72 days
Number of rainy days: 293 days
Look at detailed online map of Idayāzham
* Weather data for Idayāzham 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) | 32.8 | 34.4 | 35.7 | 33.6 | 32.7 | 31.9 | 30.3 | 31.1 | 31.5 | 31.3 | 32.6 | 33.8 |
| Average daytime temperature (°C) | 30.8 | 31.6 | 33.3 | 32.5 | 31.0 | 29.6 | 28.3 | 30.0 | 28.2 | 29.7 | 30.1 | 31.1 |
| Average temperature (°C) | 25.1 | 25.9 | 27.6 | 27.9 | 27.3 | 26.3 | 25.4 | 26.5 | 25.1 | 25.8 | 26.0 | 26.7 |
| Average night temperature (°C) | 20.7 | 21.2 | 23.3 | 24.4 | 24.7 | 23.9 | 23.5 | 23.8 | 23.3 | 23.3 | 23.2 | 23.1 |
| Absolute minimum temperature (°C) | 18.9 | 19.1 | 20.6 | 22.8 | 23.6 | 23.1 | 22.8 | 22.5 | 22.8 | 22.6 | 22.1 | 19.8 |
| 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 | 12.3 | 12.6 | 12.7 | 12.6 | 12.4 | 12.2 | 11.9 | 11.7 | 11.6 |
| 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) | 10.4 | 10.5 | 11.1 | 10.9 | 8.4 | 8.0 | 6.8 | 10.9 | 5.7 | 8.7 | 8.3 | 9.2 |
| Precipitation (mm) | 43 | 8 | 75 | 203 | 246 | 355 | 485 | 136 | 823 | 428 | 304 | 121 |
| Sunny days | 24 | 23 | 12 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 1 | 9 |
| Rainy days | 7 | 5 | 19 | 30 | 31 | 30 | 31 | 31 | 30 | 28 | 29 | 22 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Idayāzham is at