Average annual temperature is 26.8 °C
Absolute maximum temperature: 31.9 °C
Absolute minimum temperature: 22.9 °C
Number of sunny days: 7 days
Number of rainy days: 358 days
Look at detailed online map of Biak
* Weather data for Biak 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) | 31.1 | 30.6 | 30.7 | 30.8 | 31.4 | 30.4 | 30.5 | 30.4 | 30.5 | 31.5 | 31.9 | 31.4 |
| Average daytime temperature (°C) | 29.3 | 28.6 | 28.8 | 29.3 | 29.9 | 28.8 | 28.9 | 29.1 | 29.0 | 30.0 | 30.4 | 29.8 |
| Average temperature (°C) | 26.8 | 26.3 | 26.4 | 26.9 | 27.5 | 26.4 | 26.5 | 26.4 | 26.2 | 27.0 | 27.5 | 27.1 |
| Average night temperature (°C) | 24.8 | 24.7 | 24.5 | 25.0 | 25.6 | 24.5 | 24.5 | 24.4 | 24.2 | 24.8 | 25.4 | 25.1 |
| Absolute minimum temperature (°C) | 23.4 | 23.5 | 23.1 | 23.9 | 24.4 | 23.4 | 22.9 | 22.9 | 23.2 | 23.2 | 23.8 | 23.5 |
| 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) | 12.2 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.2 | 12.2 |
| 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) | 9.1 | 6.7 | 8.3 | 8.2 | 9.5 | 8.1 | 7.9 | 9.3 | 8.6 | 10.0 | 10.6 | 9.3 |
| Precipitation (mm) | 324 | 402 | 435 | 350 | 261 | 372 | 330 | 217 | 330 | 164 | 155 | 259 |
| Sunny days | 2 | 1 | 0 | 0 | 1 | 0 | 1 | 1 | 0 | 1 | 0 | 0 |
| Rainy days | 29 | 27 | 31 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 31 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Biak is at