Average annual temperature is 27.8 °C
Absolute maximum temperature: 39.5 °C
Absolute minimum temperature: 19.4 °C
Number of sunny days: 123 days
Number of rainy days: 242 days
Look at detailed online map of Koja
* Weather data for Koja 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) | 32.0 | 31.9 | 32.4 | 32.5 | 33.9 | 35.3 | 35.8 | 36.9 | 38.3 | 39.5 | 38.5 | 37.2 |
| Average daytime temperature (°C) | 30.1 | 29.3 | 30.3 | 31.2 | 31.9 | 33.2 | 34.1 | 35.4 | 36.6 | 37.6 | 36.0 | 34.7 |
| Average temperature (°C) | 25.7 | 25.2 | 25.7 | 26.4 | 27.6 | 28.2 | 28.2 | 28.7 | 29.5 | 30.5 | 29.2 | 28.4 |
| Average night temperature (°C) | 22.8 | 22.4 | 22.5 | 23.0 | 24.0 | 24.8 | 24.0 | 23.5 | 24.3 | 25.3 | 24.8 | 24.1 |
| Absolute minimum temperature (°C) | 21.4 | 21.5 | 20.7 | 20.7 | 22.7 | 22.0 | 22.1 | 19.4 | 21.6 | 23.3 | 23.3 | 21.7 |
| 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 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 |
| Daylight mean duration (h) | 12.5 | 12.3 | 12.1 | 12.0 | 11.8 | 11.7 | 11.8 | 11.9 | 12.1 | 12.3 | 12.4 | 12.5 |
| Daylight minimum duration (h) | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 |
| Sunshine mean duration (h) | 8.5 | 6.0 | 9.0 | 9.6 | 9.7 | 10.3 | 10.4 | 10.9 | 11.1 | 11.0 | 9.5 | 9.8 |
| Precipitation (mm) | 281 | 380 | 314 | 223 | 50 | 48 | 22 | 0 | 0 | 25 | 98 | 122 |
| Sunny days | 0 | 1 | 0 | 1 | 16 | 12 | 23 | 27 | 29 | 12 | 1 | 1 |
| Rainy days | 31 | 27 | 31 | 29 | 15 | 18 | 8 | 4 | 1 | 19 | 29 | 30 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Koja is at