Currently: 34 °F. Overcast. (Weather station: Base San Martin, Antarctica). See more current weatherAnnual 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