Chonchi Weather in December

What's the weather like in Chonchi (Los Lagos) in December 2025?

The climate in Chonchi during December can be summarized as mild and a little damp.

December is in the summer in Chonchi and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a cool 15°C (60°F), whilst at night 9°C (48°F) is normal.

Chonchi weather averages (imperial / metric)
Daytime temperature 15.4°C 59.6°F
Nightly temperature 9.1°C 48.3°F
Average temperature 12.2°C 54°F
Daily sunshine 10.5 hrs
Avg rainfall 99 mm 3.9 ins
Rainy days 3 days
Sea temperature 13.7°C 56.7°F
Humidity 80%
Windspeed 22.3kph 14 mph

On average December is the 5th driest month of the year in Chonchi with around 99mm 3.9 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 3 days, although this may vary considerably.

On the flip side this corresponds to an average of 10.5 hours of sunshine per day.

December temperatures in Chonchi

Chonchi average temperature in December

December rainfall

Chonchi average rain in December

December hourly sunshine

Chonchi average rain in December

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 Chonchi in December 2025.

Other monthly averages

Best places to visit in December

UV index Best time to go?

Chonchi weather stats

Chonchi weather statistics
Hottest month: February 16.7°C 62.1°F
Driest month: February 83mm 3.3ins
Sunniest month: February 10hrs
Coldest month: July 9.6°C 49.3°F
Wettest month: July 301mm 11.9ins
Map showing location of Chonchi (-42.61278, -73.80917) Chonchi map pin © Google

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