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Osorno Weather by Month
Average temperatures, rainfall and humidity for Osorno, Chile, month by month, built from OpenWeather’s historical records. Use it to see what a typical Osorno month looks like before you travel — then check the live Osorno forecast for the days ahead.
Warmest month
February
23°C average high
Coolest month
July
3°C average low
Wettest month
February
225 mm of rain
Driest month
January
22 mm of rain
Average temperature and rainfall in Osorno by month
Averages of the daily highs and lows recorded in each month, with total rainfall, mean humidity and mean wind speed.
| Month | Avg high | Avg low | Record low / high | Rainfall | Humidity | Wind |
|---|---|---|---|---|---|---|
| January | 23°C | 9°C | -1°C / 38°C | 22 mm | 71% | 9 km/h |
| February | 23°C | 10°C | 1°C / 36°C | 225 mm | 73% | 9 km/h |
| March | 20°C | 8°C | -2°C / 31°C | 81 mm | 79% | 8 km/h |
| April | 16°C | 6°C | -3°C / 26°C | 79 mm | 85% | 7 km/h |
| May | 13°C | 5°C | -7°C / 22°C | 114 mm | 90% | 8 km/h |
| June | 11°C | 4°C | -8°C / 17°C | 114 mm | 91% | 9 km/h |
| July | 10°C | 3°C | -9°C / 16°C | 149 mm | 90% | 9 km/h |
| August | 11°C | 4°C | -6°C / 20°C | 134 mm | 88% | 9 km/h |
| September | 13°C | 4°C | -6°C / 23°C | 78 mm | 83% | 9 km/h |
| October | 16°C | 5°C | -3°C / 26°C | 54 mm | 79% | 9 km/h |
| November | 18°C | 7°C | -3°C / 30°C | 39 mm | 76% | 9 km/h |
| December | 20°C | 8°C | 1°C / 33°C | 39 mm | 74% | 9 km/h |
Best time to visit Osorno
The most comfortable time to visit Osorno is generally November to January, balancing mild daytime temperatures against the driest stretch of the year. The city has a moderate seasonal swing and rain concentrates around February, totalling about 1,129 mm a year.
Travellers who prefer heat should aim for February, when highs average 23°C. February is the month to avoid if rain would spoil your plans — it averages 225 mm, roughly 10× the rainfall of the driest month (January).
Source: OpenWeather historical and statistical weather data. Values are long-term averages, not a forecast — see the Osorno forecast for what is happening now.