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Climate & Weather Averages in McMurdo, Antarctica

Currently: 10 °F. Overcast. (Weather station: McMurdo, Antarctica). See more current weather

Annual Weather Averages in McMurdo

Based on weather reports collected during 2012–2021.

All Year Climate & Weather Averages in McMurdo

High Temp: 32 °F

Low Temp: -21 °F

Mean Temp: 3 °F

Precipitation: 0.42"

Humidity: 59%

Dew Point: -9 °F

Wind: 21 mph

Pressure: 29.17 "Hg

Visibility: 6 mi

January Climate & Weather Averages in McMurdo

High Temp: 32 °F

Low Temp: 22 °F

Mean Temp: 27 °F

Precipitation: 0.44"

Humidity: 66%

Dew Point: 17 °F

Wind: 18 mph

Pressure: 29.23 "Hg

Visibility: 6 mi

February Climate & Weather Averages in McMurdo

High Temp: 22 °F

Low Temp: 11 °F

Mean Temp: 16 °F

Precipitation: 0.38"

Humidity: 57%

Dew Point: 4 °F

Wind: 22 mph

Pressure: 29.17 "Hg

Visibility: 6 mi

March Climate & Weather Averages in McMurdo

High Temp: 8 °F

Low Temp: -5 °F

Mean Temp: 1 °F

Precipitation: 0.58"

Humidity: 60%

Dew Point: -10 °F

Wind: 25 mph

Pressure: 29.18 "Hg

Visibility: 6 mi

April Climate & Weather Averages in McMurdo

High Temp: -1 °F

Low Temp: -15 °F

Mean Temp: -8 °F

Precipitation: 0.39"

Humidity: 59%

Dew Point: -18 °F

Wind: 20 mph

Pressure: 29.19 "Hg

Visibility: 6 mi

May Climate & Weather Averages in McMurdo

High Temp: 1 °F

Low Temp: -13 °F

Mean Temp: -6 °F

Precipitation: 0.37"

Humidity: 61%

Dew Point: -16 °F

Wind: 22 mph

Pressure: 29.18 "Hg

Visibility: 6 mi

June Climate & Weather Averages in McMurdo

High Temp: -3 °F

Low Temp: -18 °F

Mean Temp: -10 °F

Precipitation: 0.30"

Humidity: 58%

Dew Point: -21 °F

Wind: 22 mph

Pressure: 29.22 "Hg

Visibility: 6 mi

July Climate & Weather Averages in McMurdo

High Temp: -6 °F

Low Temp: -21 °F

Mean Temp: -14 °F

Precipitation: 0.40"

Humidity: 58%

Dew Point: -24 °F

Wind: 20 mph

Pressure: 29.22 "Hg

Visibility: 6 mi

August Climate & Weather Averages in McMurdo

High Temp: -4 °F

Low Temp: -20 °F

Mean Temp: -12 °F

Precipitation: 0.51"

Humidity: 59%

Dew Point: -22 °F

Wind: 23 mph

Pressure: 29.22 "Hg

Visibility: 5 mi

September Climate & Weather Averages in McMurdo

High Temp: -2 °F

Low Temp: -17 °F

Mean Temp: -9 °F

Precipitation: 0.67"

Humidity: 56%

Dew Point: -21 °F

Wind: 22 mph

Pressure: 29.08 "Hg

Visibility: 6 mi

October Climate & Weather Averages in McMurdo

High Temp: 9 °F

Low Temp: -4 °F

Mean Temp: 2 °F

Precipitation: 0.49"

Humidity: 57%

Dew Point: -9 °F

Wind: 22 mph

Pressure: 29.05 "Hg

Visibility: 6 mi

November Climate & Weather Averages in McMurdo

High Temp: 22 °F

Low Temp: 10 °F

Mean Temp: 16 °F

Precipitation: 0.27"

Humidity: 56%

Dew Point: 2 °F

Wind: 19 mph

Pressure: 29.13 "Hg

Visibility: 7 mi

December Climate & Weather Averages in McMurdo

High Temp: 32 °F

Low Temp: 22 °F

Mean Temp: 27 °F

Precipitation: 0.26"

Humidity: 64%

Dew Point: 16 °F

Wind: 17 mph

Pressure: 29.19 "Hg

Visibility: 6 mi

Quick Climate Info

Hottest MonthJanuary (27 °F avg)
Coldest MonthJuly (-14 °F avg)
Wettest MonthSeptember (0.67" avg)
Windiest MonthMarch (25 mph avg)
Annual precip.5.05" (per year)

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