Puerto Natales Weather in December
What's the weather like in Puerto Natales (Magallanes) in December 2025?
The climate in Puerto Natales during December can be summarized as mild and wet.
December is in the summer in Puerto Natales and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around a cool 15°C (60°F), whilst at night 6°C (43°F) is normal.
| Daytime temperature | 15.3°C 59.5°F |
|---|---|
| Nightly temperature | 6.3°C 43.3°F |
| Average temperature | 10.8°C 51.4°F |
| Daily sunshine | 8.4 hrs |
| Avg rainfall | 128 mm 5 ins |
| Rainy days | 5 days |
| Sea temperature | 9.2°C 48.6°F |
| Humidity | 58% |
| Windspeed | 22kph 14 mph |
On average December is the 4th wettest month of the year in Puerto Natales with around 128mm 5 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 8.4 hours of sunshine per day.
December temperatures in Puerto Natales
December rainfall
December 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 Puerto Natales in December 2025.
Other monthly averages
Best places to visit in December
Puerto Natales weather stats
| Hottest month: | January | 15.9°C 60.6°F |
|---|---|---|
| Driest month: | June | 110mm 4.3ins |
| Sunniest month: | November | 8.5hrs |
| Coldest month: | July | 4.6°C 40.3°F |
| Wettest month: | March | 149mm 5.9ins |
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