Annual Weather Averages in Rio Gallegos Aerodrome
Rio Gallegos Aerodrome is 224 miles from El Chaltén, so the actual climate in El Chaltén can vary a bit.
Based on weather reports collected during 1985–2015.
All Year Climate & Weather Averages in El Chaltén
High Temp: 68 °F
Low Temp: 29 °F
Mean Temp: 47 °F
Precipitation: 0.38"
Humidity: 64%
Dew Point: 33 °F
Wind: 15 mph
Pressure: 29.65 "Hg
Visibility: 11 mi
January Climate & Weather Averages in El Chaltén
High Temp: 68 °F
Low Temp: 46 °F
Mean Temp: 57 °F
Precipitation: 0.53"
Humidity: 52%
Dew Point: 37 °F
Wind: 17 mph
Pressure: 29.58 "Hg
Visibility: 12 mi
February Climate & Weather Averages in El Chaltén
High Temp: 67 °F
Low Temp: 45 °F
Mean Temp: 56 °F
Precipitation: 0.51"
Humidity: 56%
Dew Point: 39 °F
Wind: 16 mph
Pressure: 29.67 "Hg
Visibility: 12 mi
March Climate & Weather Averages in El Chaltén
High Temp: 63 °F
Low Temp: 42 °F
Mean Temp: 53 °F
Precipitation: 0.43"
Humidity: 60%
Dew Point: 37 °F
Wind: 15 mph
Pressure: 29.65 "Hg
Visibility: 12 mi
April Climate & Weather Averages in El Chaltén
High Temp: 56 °F
Low Temp: 37 °F
Mean Temp: 47 °F
Precipitation: 0.41"
Humidity: 68%
Dew Point: 35 °F
Wind: 14 mph
Pressure: 29.63 "Hg
Visibility: 12 mi
May Climate & Weather Averages in El Chaltén
High Temp: 48 °F
Low Temp: 33 °F
Mean Temp: 41 °F
Precipitation: 0.40"
Humidity: 75%
Dew Point: 32 °F
Wind: 12 mph
Pressure: 29.68 "Hg
Visibility: 11 mi
June Climate & Weather Averages in El Chaltén
High Temp: 42 °F
Low Temp: 29 °F
Mean Temp: 35 °F
Precipitation: 0.39"
Humidity: 79%
Dew Point: 29 °F
Wind: 12 mph
Pressure: 29.62 "Hg
Visibility: 11 mi
July Climate & Weather Averages in El Chaltén
High Temp: 41 °F
Low Temp: 29 °F
Mean Temp: 35 °F
Precipitation: 0.30"
Humidity: 78%
Dew Point: 28 °F
Wind: 12 mph
Pressure: 29.70 "Hg
Visibility: 11 mi
August Climate & Weather Averages in El Chaltén
High Temp: 46 °F
Low Temp: 31 °F
Mean Temp: 38 °F
Precipitation: 0.28"
Humidity: 73%
Dew Point: 29 °F
Wind: 13 mph
Pressure: 29.70 "Hg
Visibility: 11 mi
September Climate & Weather Averages in El Chaltén
High Temp: 52 °F
Low Temp: 34 °F
Mean Temp: 43 °F
Precipitation: 0.17"
Humidity: 65%
Dew Point: 30 °F
Wind: 15 mph
Pressure: 29.76 "Hg
Visibility: 11 mi
October Climate & Weather Averages in El Chaltén
High Temp: 59 °F
Low Temp: 37 °F
Mean Temp: 48 °F
Precipitation: 0.23"
Humidity: 56%
Dew Point: 31 °F
Wind: 16 mph
Pressure: 29.67 "Hg
Visibility: 11 mi
November Climate & Weather Averages in El Chaltén
High Temp: 63 °F
Low Temp: 41 °F
Mean Temp: 52 °F
Precipitation: 0.33"
Humidity: 52%
Dew Point: 33 °F
Wind: 18 mph
Pressure: 29.58 "Hg
Visibility: 11 mi
December Climate & Weather Averages in El Chaltén
High Temp: 65 °F
Low Temp: 44 °F
Mean Temp: 55 °F
Precipitation: 0.54"
Humidity: 52%
Dew Point: 36 °F
Wind: 18 mph
Pressure: 29.56 "Hg
Visibility: 11 mi