Average annual temperature is 24.8 °C
Absolute maximum temperature: 34.3 °C
Absolute minimum temperature: 19.0 °C
Number of sunny days: 35 days
Number of rainy days: 330 days
Look at detailed online map of Ilhan
* Weather data for Ilhan Indonesia is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 30.4 | 32.4 | 30.5 | 31.4 | 31.3 | 31.2 | 30.1 | 31.7 | 33.9 | 34.3 | 34.3 | 32.2 |
| Average daytime temperature (°C) | 28.5 | 28.6 | 28.8 | 30.0 | 29.8 | 29.2 | 28.9 | 29.9 | 31.1 | 32.6 | 30.9 | 30.4 |
| Average temperature (°C) | 23.9 | 23.9 | 23.9 | 24.7 | 25.2 | 24.6 | 24.4 | 24.8 | 25.0 | 26.1 | 25.7 | 25.4 |
| Average night temperature (°C) | 20.8 | 20.8 | 21.0 | 21.3 | 22.2 | 21.6 | 21.5 | 21.1 | 20.8 | 22.0 | 22.5 | 22.2 |
| Absolute minimum temperature (°C) | 19.8 | 19.5 | 19.5 | 20.2 | 20.8 | 20.1 | 19.6 | 19.8 | 19.0 | 20.9 | 21.5 | 20.2 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 |
| Daylight mean duration (h) | 12.4 | 12.3 | 12.1 | 12.0 | 11.9 | 11.8 | 11.8 | 11.9 | 12.1 | 12.2 | 12.4 | 12.4 |
| Daylight minimum duration (h) | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 |
| Sunshine mean duration (h) | 7.3 | 6.5 | 8.0 | 9.2 | 9.3 | 9.3 | 9.1 | 10.7 | 11.0 | 11.2 | 9.4 | 9.3 |
| Precipitation (mm) | 298 | 315 | 374 | 147 | 91 | 133 | 165 | 46 | 24 | 39 | 148 | 129 |
| Sunny days | 0 | 1 | 0 | 0 | 3 | 1 | 1 | 7 | 16 | 5 | 0 | 1 |
| Rainy days | 31 | 27 | 31 | 30 | 28 | 29 | 30 | 24 | 14 | 26 | 30 | 30 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Ilhan is at