December weather forecast and climate
McMurdo, Antarctica

What is the temperature in December in McMurdo?

The average high-temperature, in December, in McMurdo, is -0.8°C (30.6°F), while the average low-temperature is -6°C (21.2°F).

How much does it rain in McMurdo in December?

In McMurdo, during December, the rain falls for 2.5 days and regularly aggregates up to 15.7mm (0.6") of 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 (4.1") of snow is accumulated.
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).

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%).

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 lowest rainfall) is November (9.5mm).

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 lowest number of rainy days is November (2.4 days).

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

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

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 lowest number of snowfall days is January (12.8 days).

Average daylight in December - McMurdo, Antarctica
  • Average daylight in December: 24h

Months with the longest days are January, November and December (Average daylight: 24h).
Months with shortest days are May, June and July (Average daylight: 0h).

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