Average annual temperature is 12.1 °C
Absolute maximum temperature: 34.9 °C
Absolute minimum temperature: -7.3 °C
Number of sunny days: 182 days
Number of rainy days: 180 days
Number of snow days: 3 days
Look at detailed online map of Biobío
* Weather data for Biobío Chile is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 30.5 | 34.9 | 32.8 | 25.9 | 26.8 | 19.9 | 19.8 | 20.7 | 21.6 | 23.8 | 27.4 | 31.3 |
| Average daytime temperature (°C) | 24.9 | 27.1 | 24.4 | 19.1 | 16.0 | 12.5 | 11.2 | 11.3 | 10.9 | 16.1 | 17.0 | 22.4 |
| Average temperature (°C) | 18.8 | 19.8 | 17.6 | 13.5 | 10.0 | 7.6 | 6.4 | 6.6 | 6.8 | 10.2 | 11.5 | 16.1 |
| Average night temperature (°C) | 12.1 | 12.5 | 11.3 | 8.6 | 5.8 | 4.1 | 2.7 | 2.9 | 3.0 | 4.2 | 6.1 | 9.6 |
| Absolute minimum temperature (°C) | 8.0 | 7.1 | 4.5 | 2.8 | -0.4 | -7.3 | -4.1 | -6.7 | -4.3 | -2.3 | -1.5 | 4.3 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 |
| Daylight mean duration (h) | 14.4 | 13.5 | 12.3 | 11.1 | 10.1 | 9.6 | 9.8 | 10.7 | 11.9 | 13.1 | 14.2 | 14.7 |
| Daylight minimum duration (h) | 14.0 | 12.0 | 11.0 | 10.0 | 9.0 | 9.0 | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 |
| Sunshine mean duration (h) | 13.2 | 12.3 | 10.1 | 8.0 | 6.7 | 4.5 | 4.0 | 4.6 | 5.9 | 9.7 | 9.9 | 12.4 |
| Precipitation (mm) | 31 | 12 | 17 | 202 | 199 | 849 | 396 | 669 | 550 | 124 | 196 | 82 |
| Sunny days | 27 | 25 | 21 | 16 | 16 | 11 | 8 | 11 | 4 | 15 | 13 | 15 |
| Rainy days | 4 | 3 | 10 | 14 | 15 | 19 | 23 | 19 | 26 | 15 | 16 | 16 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 1 | 0 |
The best time to visit Biobío during the most sunny months:
The largest precipitation sum in Biobío is at