Average annual temperature is 28.7 °C
Absolute maximum temperature: 40.7 °C
Absolute minimum temperature: 19.6 °C
Number of sunny days: 224 days
Number of rainy days: 141 days
Look at detailed online map of Biak
* Weather data for Biak Nigeria is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 40.0 | 39.7 | 40.7 | 40.1 | 37.8 | 34.5 | 34.5 | 33.4 | 35.1 | 36.2 | 36.1 | 36.5 |
| Average daytime temperature (°C) | 35.5 | 37.5 | 38.0 | 37.2 | 35.6 | 31.2 | 32.1 | 30.8 | 31.9 | 33.9 | 34.8 | 34.4 |
| Average temperature (°C) | 28.4 | 30.3 | 31.7 | 31.6 | 30.3 | 27.1 | 27.6 | 26.6 | 27.1 | 28.5 | 28.7 | 27.2 |
| Average night temperature (°C) | 22.2 | 23.9 | 26.2 | 26.8 | 26.1 | 23.9 | 23.8 | 23.4 | 23.5 | 24.1 | 24.0 | 21.6 |
| Absolute minimum temperature (°C) | 19.6 | 21.6 | 23.7 | 23.8 | 23.8 | 22.5 | 22.8 | 22.1 | 22.3 | 22.7 | 20.3 | 19.8 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 |
| Daylight mean duration (h) | 11.7 | 11.8 | 12.1 | 12.3 | 12.5 | 12.6 | 12.6 | 12.4 | 12.2 | 11.9 | 11.7 | 11.6 |
| Daylight minimum duration (h) | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Sunshine mean duration (h) | 10.8 | 10.9 | 9.0 | 9.5 | 10.1 | 7.9 | 9.1 | 8.1 | 8.8 | 10.1 | 9.3 | 10.6 |
| Precipitation (mm) | 0 | 0 | 5 | 35 | 53 | 84 | 52 | 179 | 121 | 39 | 20 | 0 |
| Sunny days | 31 | 28 | 26 | 25 | 14 | 9 | 9 | 4 | 2 | 22 | 23 | 31 |
| Rainy days | 0 | 0 | 5 | 5 | 17 | 21 | 22 | 27 | 28 | 9 | 7 | 0 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Biak is at