Average annual temperature is 14.7 °C
Absolute maximum temperature: 41.7 °C
Absolute minimum temperature: 0.5 °C
Number of sunny days: 260 days
Number of rainy days: 105 days
Look at detailed online map of Chillán Viejo
* Weather data for Chillán Viejo 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) | 34.6 | 41.7 | 33.9 | 28.2 | 23.5 | 16.9 | 19.1 | 18.3 | 22.6 | 25.7 | 28.3 | 34.8 |
| Average daytime temperature (°C) | 30.5 | 31.8 | 28.5 | 22.4 | 16.5 | 14.5 | 13.8 | 14.5 | 15.5 | 19.5 | 21.0 | 27.0 |
| Average temperature (°C) | 21.5 | 22.6 | 19.5 | 15.5 | 11.3 | 10.2 | 9.2 | 9.8 | 10.5 | 12.9 | 14.3 | 19.0 |
| Average night temperature (°C) | 14.1 | 14.9 | 12.8 | 10.7 | 7.8 | 6.9 | 5.8 | 6.2 | 6.5 | 7.2 | 8.5 | 12.2 |
| Absolute minimum temperature (°C) | 11.6 | 11.5 | 8.5 | 7.1 | 1.2 | 0.5 | 0.9 | 1.5 | 2.4 | 3.7 | 4.1 | 8.3 |
| 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) | 14.3 | 13.4 | 12.3 | 11.1 | 10.2 | 9.7 | 9.9 | 10.8 | 11.9 | 13.0 | 14.1 | 14.6 |
| Daylight minimum duration (h) | 13.0 | 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 | 12.4 | 10.7 | 8.1 | 6.5 | 5.3 | 5.7 | 6.5 | 7.0 | 10.4 | 11.5 | 12.7 |
| Precipitation (mm) | 3 | 0 | 3 | 49 | 122 | 316 | 176 | 214 | 166 | 28 | 56 | 13 |
| Sunny days | 30 | 27 | 30 | 24 | 20 | 15 | 15 | 12 | 11 | 26 | 25 | 25 |
| Rainy days | 1 | 1 | 1 | 6 | 11 | 15 | 16 | 19 | 19 | 5 | 5 | 6 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Chillán Viejo during the most sunny months:
The largest precipitation sum in Chillán Viejo is at