Osorno's climate is characterized by mild winters, with temperatures rarely dropping below 0°C. Spring and autumn are cool, with temperatures ranging from 1-14°C, while summer brings warmer days with highs up to 24°C, but cooler nights. Winter is the coolest season, with lows occasionally dipping into negative temperatures, but averaging around 5-6°C. The temperature fluctuations between day and night can be significant throughout the year, with some months experiencing a wide range of temperatures. Overall, Osorno's climate is relatively mild, with no extreme hot or cold periods.