Average annual temperature is 27.1 °C
Absolute maximum temperature: 33.2 °C
Absolute minimum temperature: 22.5 °C
Number of sunny days: 10 days
Number of rainy days: 355 days
Look at detailed online map of Biwai
* Weather data for Biwai 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) | 30.0 | 30.1 | 29.7 | 31.2 | 31.3 | 31.7 | 30.7 | 30.8 | 31.4 | 32.6 | 33.2 | 31.0 |
| Average daytime temperature (°C) | 28.1 | 28.3 | 28.5 | 29.9 | 29.6 | 29.5 | 29.5 | 29.6 | 29.8 | 31.7 | 30.9 | 29.8 |
| Average temperature (°C) | 26.1 | 26.2 | 26.3 | 27.5 | 27.6 | 27.2 | 27.0 | 27.4 | 27.3 | 28.3 | 27.6 | 27.2 |
| Average night temperature (°C) | 24.4 | 24.5 | 24.4 | 25.5 | 25.7 | 25.2 | 25.1 | 25.6 | 25.4 | 25.7 | 25.2 | 25.2 |
| Absolute minimum temperature (°C) | 23.1 | 22.5 | 22.5 | 23.6 | 23.7 | 23.6 | 22.5 | 24.0 | 23.0 | 24.7 | 23.2 | 24.1 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 |
| Daylight mean duration (h) | 11.9 | 12.0 | 12.1 | 12.2 | 12.3 | 12.3 | 12.3 | 12.2 | 12.1 | 12.0 | 12.0 | 11.9 |
| Daylight minimum duration (h) | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Sunshine mean duration (h) | 7.9 | 8.4 | 9.2 | 10.0 | 10.0 | 9.3 | 9.5 | 10.4 | 9.8 | 10.9 | 10.1 | 10.5 |
| Precipitation (mm) | 338 | 202 | 311 | 156 | 205 | 235 | 212 | 131 | 155 | 52 | 155 | 123 |
| Sunny days | 0 | 0 | 0 | 5 | 0 | 1 | 1 | 0 | 0 | 3 | 0 | 0 |
| Rainy days | 31 | 28 | 31 | 25 | 31 | 29 | 30 | 31 | 30 | 28 | 30 | 31 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Biwai is at