Average annual temperature is 27.2 °C
Absolute maximum temperature: 34.8 °C
Absolute minimum temperature: 20.8 °C
Number of sunny days: 75 days
Number of rainy days: 290 days
Look at detailed online map of Biawu
* Weather data for Biawu 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) | 32.7 | 32.5 | 31.8 | 32.4 | 31.6 | 31.9 | 31.7 | 32.8 | 33.7 | 34.8 | 34.4 | 34.1 |
| Average daytime temperature (°C) | 30.6 | 30.7 | 30.1 | 30.7 | 30.3 | 29.9 | 30.1 | 31.8 | 32.5 | 33.7 | 32.4 | 32.2 |
| Average temperature (°C) | 26.5 | 26.6 | 26.2 | 26.7 | 27.3 | 26.8 | 26.8 | 28.0 | 28.1 | 28.6 | 27.4 | 27.1 |
| Average night temperature (°C) | 23.6 | 23.7 | 23.5 | 23.9 | 24.7 | 24.0 | 24.1 | 24.5 | 24.0 | 23.6 | 23.9 | 23.9 |
| Absolute minimum temperature (°C) | 22.5 | 21.6 | 22.5 | 22.9 | 23.7 | 21.9 | 22.7 | 21.5 | 21.5 | 20.8 | 23.0 | 22.4 |
| 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 | 12.1 | 12.2 | 12.1 | 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) | 9.2 | 9.0 | 9.2 | 9.8 | 10.0 | 9.2 | 9.4 | 11.2 | 10.9 | 11.0 | 9.6 | 9.5 |
| Precipitation (mm) | 255 | 148 | 225 | 200 | 221 | 229 | 163 | 19 | 25 | 15 | 169 | 156 |
| Sunny days | 0 | 4 | 0 | 1 | 1 | 2 | 8 | 16 | 21 | 20 | 1 | 1 |
| Rainy days | 31 | 24 | 31 | 29 | 30 | 28 | 23 | 15 | 9 | 11 | 29 | 30 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Biawu is at