Average annual temperature is 27.0 °C
Absolute maximum temperature: 33.6 °C
Absolute minimum temperature: 22.5 °C
Number of sunny days: 17 days
Number of rainy days: 348 days
Look at detailed online map of Ilomangga
* Weather data for Ilomangga 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) | 30.2 | 29.8 | 30.4 | 31.4 | 32.4 | 32.4 | 32.7 | 33.2 | 33.6 | 33.5 | 32.6 | 30.6 |
| Average daytime temperature (°C) | 28.8 | 28.5 | 28.8 | 29.9 | 30.8 | 30.6 | 30.8 | 31.9 | 32.0 | 32.0 | 30.5 | 29.6 |
| Average temperature (°C) | 26.1 | 26.0 | 26.1 | 26.9 | 27.2 | 27.0 | 27.3 | 27.6 | 27.6 | 27.9 | 27.5 | 27.1 |
| Average night temperature (°C) | 24.0 | 24.0 | 23.9 | 24.5 | 25.1 | 24.7 | 25.1 | 25.0 | 24.9 | 25.0 | 25.2 | 25.1 |
| Absolute minimum temperature (°C) | 23.2 | 22.6 | 22.5 | 23.2 | 24.1 | 23.3 | 24.4 | 23.8 | 24.0 | 23.6 | 24.0 | 24.5 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 |
| Daylight mean duration (h) | 12.1 | 12.1 | 12.1 | 12.1 | 12.2 | 12.2 | 12.2 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 |
| Daylight minimum duration (h) | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 |
| Sunshine mean duration (h) | 8.1 | 7.7 | 9.0 | 9.8 | 9.7 | 9.3 | 9.8 | 11.1 | 10.6 | 10.9 | 9.8 | 9.6 |
| Precipitation (mm) | 190 | 212 | 234 | 180 | 279 | 339 | 244 | 179 | 203 | 104 | 239 | 158 |
| Sunny days | 0 | 1 | 1 | 4 | 0 | 0 | 1 | 1 | 1 | 6 | 1 | 1 |
| Rainy days | 31 | 27 | 30 | 26 | 31 | 30 | 30 | 30 | 29 | 25 | 29 | 30 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Ilomangga is at