January weather forecast
McMurdo, Antarctica

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Weather in January

McMurdo, Antarctica begins the new year with noteworthy January lows, reaching an average of -5.5°C (22.1°F). The weather this month is rather humid, with higher humidity levels compared to later winter months. Skies are open for 24 hours per day, allowing the cold tundra some exposure to sunlight. Periods of snowfall are frequent, contributing to a thick snow blanket. January sets the stage for Antarctica's long, cold winter.

Temperature

The warmest time of the year in McMurdo is January, with temperatures averaging a high of -0.2°C (31.6°F) and a low of -5.5°C (22.1°F).

Humidity

In McMurdo, Antarctica, the average relative humidity in January is 66.7%.

Rainfall

In McMurdo, during January, the rain falls for 2.6 days and regularly aggregates up to 15mm (0.59") of precipitation. Throughout the year, there are 46.1 rainfall days, and 201mm (7.91") of precipitation is accumulated.

Snowfall

January through December are months with snowfall. January and August are months with the least snowfall in McMurdo, Antarctica. The snow falls for 12.8 days and typically aggregates up to 66mm (2.6") of snow.

Daylight

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

Frequently asked questions

What month is the hottest in McMurdo?

The temperatures in McMurdo, Antarctica, reach their highest averages in January, with highs of -0.2°C (31.6°F) and lows of -5.5°C (22.1°F).

How cold is it in McMurdo in January?

The high-temperature during January is -0.2°C (31.6°F) and the low-temperature is -5.5°C (22.1°F).

What is the average humidity in January in McMurdo?

The average relative humidity in January is 66.7%.

How many days does it rain in January in McMurdo?

In McMurdo, Antarctica, during January, the rain falls for 2.6 days and regularly aggregates up to 15mm (0.59") of precipitation.

When it does not snow in McMurdo?

January and August are months with the least snowfall in McMurdo. The snow falls for 12.8 days and typically aggregates up to 66mm (2.6") of snow.

How many days does it snow in January in McMurdo?

In McMurdo, in January, during 12.8 snowfall days, 66mm (2.6") of snow is typically accumulated.

What are the months with the shortest days in McMurdo?

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

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

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

Average temperature in January
McMurdo, Antarctica

Average temperature in January - McMurdo, Antarctica
  • Average high temperature in January: -0.2°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 January: -5.5°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 January
McMurdo, Antarctica

Average humidity in January - McMurdo, Antarctica
  • Average humidity in January: 66.7%

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

Average rainfall in January
McMurdo, Antarctica

Average rainfall in January - McMurdo, Antarctica
  • Average rainfall in January: 15mm

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

Average rainfall days in January
McMurdo, Antarctica

Average rainfall days in January - McMurdo, Antarctica
  • Average rainfall days in January: 2.6 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).

Average snowfall in January
McMurdo, Antarctica

Average snowfall in January - McMurdo, Antarctica
  • Average snowfall in January: 66mm

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

Average snowfall days in January
McMurdo, Antarctica

Average snowfall days in January - McMurdo, Antarctica
  • Average snowfall days in January: 12.8 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).

Average daylight in January
McMurdo, Antarctica

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

The month with the longest days is March (Average daylight: 13h and 48min).
The months with the shortest days are January, May, June, July, November and December (Average daylight: 0h and 0min).

McMurdo, Antarctica

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