Chaitén Weather in October
What's the weather like in Chaitén (Los Lagos) in October 2025?
The climate in Chaitén during October can be summarized as cool and wet.
October is in the spring in Chaitén and is typically the 6th coldest month of the year. Daytime maximum temperatures average around a cool 14°C (56°F), whilst at night 5°C (41°F) is normal.
| Daytime temperature | 13.5°C 56.3°F |
|---|---|
| Nightly temperature | 5.1°C 41.2°F |
| Average temperature | 9.3°C 48.7°F |
| Daily sunshine | 7.8 hrs |
| Avg rainfall | 136 mm 5.3 ins |
| Rainy days | 5 days |
| Sea temperature | 11.6°C 52.8°F |
| Humidity | 78% |
| Windspeed | 19.4kph 12 mph |
On average October is the 6th driest month of the year in Chaitén with around 136mm 5.3 inches of rain making it a wet time to visit. This rainfall is typically spread over 5 days, although this may vary considerably.
On the flip side this corresponds to an average of 7.8 hours of sunshine per day.
October temperatures in Chaitén
October rainfall
October hourly sunshine
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Chaitén in October 2025.
Other monthly averages
Best places to visit in October
Chaitén weather stats
| Hottest month: | January | 18.2°C 64.8°F |
|---|---|---|
| Driest month: | February | 97mm 3.8ins |
| Sunniest month: | February | 9.8hrs |
| Coldest month: | July | 8.3°C 46.9°F |
| Wettest month: | July | 290mm 11.4ins |
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