December weather forecast
McMurdo, Antarctica

Weather in December

December, the first month of the summer in McMurdo, is still a freezing cold month, with an average temperature fluctuating between -6°C (21.2°F) and -0.8°C (30.6°F).

Temperature

In McMurdo, the average high-temperature in December increases from a subzero cold -6.7°C (19.9°F) in November to a still freezing cold -0.8°C (30.6°F). The average low-temperature, in McMurdo, is -6°C (21.2°F).

Humidity

December is the most humid month, with an average relative humidity of 67%.

Rainfall

In December, in McMurdo, the rain falls for 2.5 days. Throughout December, 15.7mm (0.62") of precipitation is accumulated. In McMurdo, during the entire year, the rain falls for 46.1 days and collects up to 200.9mm (7.91") of precipitation.

Snowfall

January through December are months with snowfall in McMurdo, Antarctica. In McMurdo, Antarctica, snow falls for 13.8 days, with typically accumulated 104mm (4.09") of snow. Throughout the year, there are 181.3 snowfall days, and 1484mm (58.43") of snow is accumulated.

Daylight

January, May through July, November and December, with an average of 0h and 0min of daylight, are months with the shortest days in McMurdo.
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FAQ

What is the most humid month in McMurdo?

With an average relative humidity of 67%, December is the most humid month.

What is the average humidity in December in McMurdo?

The average relative humidity in December in McMurdo is 67%.

How much does it rain in McMurdo in December?

In McMurdo, in December, it is raining for 2.5 days, with typically 15.7mm (0.62") of accumulated precipitation.

How many days does it snow in December in McMurdo?

In December, in McMurdo, it is snowing for 13.8 days. Throughout December, 104mm (4.09") of snow is accumulated.

What is the month with the shortest days in McMurdo?

January, May through July, November and December, with an average of 0h and 0min of daylight, are months with the shortest days in McMurdo.

What is the average length of the day in December in McMurdo?

The average day length in December is 0h and 0min.
Average humidity
Average rainfall days
Average snowfall days
Average daylight

Average temperature in December
McMurdo, Antarctica

Average temperature in December - McMurdo, Antarctica
  • Average high temperature in December: -0.8°C

The warmest month (with the highest average high temperature) is January (-0.2°C).
The month with the lowest average high temperature is August (-22.8°C).

  • Average low temperature in December: -6°C

The month with the highest average low temperature is January (-5.5°C).
The coldest month (with the lowest average low temperature) is August (-31.8°C).

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Average humidity in December
McMurdo, Antarctica

Average humidity in December - McMurdo, Antarctica
  • Average humidity in December: 67%

The month with the highest relative humidity is December (67%).
The month with the lowest relative humidity is September (55.8%).

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Average rainfall in December
McMurdo, Antarctica

Average rainfall in December - McMurdo, Antarctica
  • Average rainfall in December: 15.7mm

The wettest month (with the highest rainfall) is June (24.9mm).
The driest month (with the least rainfall) is November (9.5mm).

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Average rainfall days in December
McMurdo, Antarctica

Average rainfall days in December - McMurdo, Antarctica
  • Average rainfall days in December: 2.5 days

The month with the highest number of rainy days is June (5.7 days).
The month with the least rainy days is November (2.4 days).

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Average snowfall in December
McMurdo, Antarctica

Average snowfall in December - McMurdo, Antarctica
  • Average snowfall in December: 104mm

The month with the highest snowfall is February (224mm).
The months with the least snowfall are January and August (66mm).

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Average snowfall days in December
McMurdo, Antarctica

Average snowfall days in December - McMurdo, Antarctica
  • Average snowfall days in December: 13.8 days

The month with the highest number of snowfall days is March (17.8 days).
The month with the least snowfall days is January (12.8 days).

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Average daylight in December
McMurdo, Antarctica

Average daylight in December - McMurdo, Antarctica
  • Average daylight in December: 0h and 0min

The month with the longest days is March (Average daylight: 13h and 46min).
The months with the shortest days are January, May, June, July, November and December (Average daylight: 0h and 0min).

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