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Climate & Weather Averages in San Martín Base, Antarctica

Currently: 30 °F. Light snow. Overcast. (Weather station: Base San Martin, Antarctica). See more current weather

Annual Weather Averages in San Martín Base

Based on weather reports collected during 2012–2021.

All Year Climate & Weather Averages in San Martín Base

High Temp: 40 °F

Low Temp: 3 °F

Mean Temp: 24 °F

Precipitation: 1.70"

Humidity: 78%

Dew Point: 18 °F

Wind: 20 mph

Pressure: 29.12 "Hg

Visibility: 7 mi

January Climate & Weather Averages in San Martín Base

High Temp: 40 °F

Low Temp: 30 °F

Mean Temp: 35 °F

Precipitation: 1.35"

Humidity: 74%

Dew Point: 27 °F

Wind: 16 mph

Pressure: 29.14 "Hg

Visibility: 9 mi

February Climate & Weather Averages in San Martín Base

High Temp: 39 °F

Low Temp: 29 °F

Mean Temp: 34 °F

Precipitation: 1.74"

Humidity: 76%

Dew Point: 27 °F

Wind: 18 mph

Pressure: 29.12 "Hg

Visibility: 9 mi

March Climate & Weather Averages in San Martín Base

High Temp: 37 °F

Low Temp: 26 °F

Mean Temp: 31 °F

Precipitation: 2.35"

Humidity: 78%

Dew Point: 25 °F

Wind: 19 mph

Pressure: 29.10 "Hg

Visibility: 8 mi

April Climate & Weather Averages in San Martín Base

High Temp: 33 °F

Low Temp: 21 °F

Mean Temp: 27 °F

Precipitation: 2.22"

Humidity: 79%

Dew Point: 21 °F

Wind: 23 mph

Pressure: 29.12 "Hg

Visibility: 7 mi

May Climate & Weather Averages in San Martín Base

High Temp: 30 °F

Low Temp: 18 °F

Mean Temp: 24 °F

Precipitation: 2.23"

Humidity: 81%

Dew Point: 19 °F

Wind: 20 mph

Pressure: 29.25 "Hg

Visibility: 7 mi

June Climate & Weather Averages in San Martín Base

High Temp: 25 °F

Low Temp: 11 °F

Mean Temp: 18 °F

Precipitation: 1.37"

Humidity: 82%

Dew Point: 13 °F

Wind: 23 mph

Pressure: 29.14 "Hg

Visibility: 7 mi

July Climate & Weather Averages in San Martín Base

High Temp: 22 °F

Low Temp: 4 °F

Mean Temp: 13 °F

Precipitation: 1.66"

Humidity: 80%

Dew Point: 8 °F

Wind: 18 mph

Pressure: 29.24 "Hg

Visibility: 7 mi

August Climate & Weather Averages in San Martín Base

High Temp: 21 °F

Low Temp: 3 °F

Mean Temp: 12 °F

Precipitation: 1.61"

Humidity: 78%

Dew Point: 7 °F

Wind: 22 mph

Pressure: 29.17 "Hg

Visibility: 7 mi

September Climate & Weather Averages in San Martín Base

High Temp: 25 °F

Low Temp: 5 °F

Mean Temp: 15 °F

Precipitation: 1.74"

Humidity: 81%

Dew Point: 10 °F

Wind: 20 mph

Pressure: 29.08 "Hg

Visibility: 6 mi

October Climate & Weather Averages in San Martín Base

High Temp: 31 °F

Low Temp: 15 °F

Mean Temp: 23 °F

Precipitation: 2.22"

Humidity: 81%

Dew Point: 18 °F

Wind: 21 mph

Pressure: 29.03 "Hg

Visibility: 7 mi

November Climate & Weather Averages in San Martín Base

High Temp: 35 °F

Low Temp: 21 °F

Mean Temp: 28 °F

Precipitation: 1.02"

Humidity: 78%

Dew Point: 22 °F

Wind: 21 mph

Pressure: 28.96 "Hg

Visibility: 8 mi

December Climate & Weather Averages in San Martín Base

High Temp: 38 °F

Low Temp: 27 °F

Mean Temp: 33 °F

Precipitation: 0.94"

Humidity: 74%

Dew Point: 25 °F

Wind: 17 mph

Pressure: 29.08 "Hg

Visibility: 9 mi

Quick Climate Info

Hottest MonthJanuary (35 °F avg)
Coldest MonthAugust (12 °F avg)
Wettest MonthMarch (2.35" avg)
Windiest MonthJune (23 mph avg)
Annual precip.20.44" (per year)

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