The weather in December in Puerto Williams

It's cool in December in Puerto Williams with an average temperature of 13°C. Temperatures this month range from a low of 11°C to a high of 15°C. At night, you can expect temperatures between 5°C and 7°C.

Average temperatures and precipitation

This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in December for Puerto Williams, Chile. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.

Temperature records

With 22°C in 2021, Puerto Williams reached the highest temperature in December over the past 10 years. The lowest daytime temperature in this month was 4°C in 2015. The extreme nighttime temperatures ranged from a lowest recorded value of -1°C to a highest value of 11°C.

Precipitation and snowfall

In December, there is an average of 37 mm of precipitation, spread over 8 days. Of the total precipitation, about 1,4 cm falls as snow in December. The wind speed is around 6 Bft, mostly coming from the Southwest.

Daily weather in December for Puerto Williams

Click on any day in December to get detailed info about the usual weather on that day in Puerto Williams. Check out the historical temperatures and precipitation over the past 10 years on this day.

December weather comparison

  Puerto Williams New York
Average temperature 13°C 9°C
Max. temperature 15°C 12°C
Min. temperature 5°C -5°C
Total precipitation 37 mm 133 mm
Rainy days 8 days 17 days
Total snowfall 1,4 cm 9,7 cm
Snowy days 1 day 3 days

Start of December

The month of December starts in Puerto Williams with cool temps, averaging around 13°C during the day and nights around 6°C.

Mid December

By mid-December, daytime temps rise to around 14°C, with nights around 6°C. There’s a chance of some showers during this time, but plenty of dry and sunny days too.

End of December

By the end of December, the average daytime temperature in Puerto Williams is around 14°C, while nighttime temps are about 7°C. There’s hardly any chance of precipitation. The weather will be mostly dry with plenty of sun.

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UV index

The UV index is a maximum of 8 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.

Check out the climate of Puerto Williams for all months and discover the best travel time

Curious about the weather in other parts of Chile? Check out the climate and weather for spots like Santiago, Patagonia, Valparaíso, or explore other destinations in Chile.

Temperature charts

These charts show the average temperatures in December in Puerto Williams, Chile. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.

Daily Temperature in December in Puerto Williams

Temperature in December in Puerto Williams over the years

Precipitation charts

These charts show the average amount of precipitation in December in Puerto Williams, Chile. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.

Daily Precipitation in December in Puerto Williams

Total precipitation in December in Puerto Williams over the years

Daily Snowfall in December in Puerto Williams

Snowfall in December in Puerto Williams per year

Daily UV index in December in Puerto Williams

This chart shows the average daily UV index in December in Puerto Williams, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.

Weather experiences in December in Puerto Williams

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Average weather in Puerto Williams by month

Click on a month below to see detailed weather info for Puerto Williams. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.