Currently: 72 °F. Passing clouds. (Weather station: Reagan National Airport, USA). See more current weatherAnnual Weather Averages Near Southeast
Averages are for Reagan National Airport, which is 3 miles from Southeast.
Based on weather reports collected during 1992–2021.
All Year Climate & Weather Averages in Southeast
High Temp: 89 °F
Low Temp: 30 °F
Mean Temp: 59 °F
Precipitation: 3.53"
Humidity: 63%
Dew Point: 46 °F
Wind: 14 mph
Pressure: 30.06 "Hg
Visibility: 9 mi
January Climate & Weather Averages in Southeast
High Temp: 44 °F
Low Temp: 30 °F
Mean Temp: 37 °F
Precipitation: 2.83"
Humidity: 61%
Dew Point: 24 °F
Wind: 15 mph
Pressure: 30.12 "Hg
Visibility: 9 mi
February Climate & Weather Averages in Southeast
High Temp: 47 °F
Low Temp: 31 °F
Mean Temp: 40 °F
Precipitation: 2.77"
Humidity: 59%
Dew Point: 25 °F
Wind: 15 mph
Pressure: 30.11 "Hg
Visibility: 9 mi
March Climate & Weather Averages in Southeast
High Temp: 56 °F
Low Temp: 38 °F
Mean Temp: 47 °F
Precipitation: 3.48"
Humidity: 56%
Dew Point: 31 °F
Wind: 16 mph
Pressure: 30.08 "Hg
Visibility: 9 mi
April Climate & Weather Averages in Southeast
High Temp: 67 °F
Low Temp: 48 °F
Mean Temp: 57 °F
Precipitation: 3.25"
Humidity: 58%
Dew Point: 42 °F
Wind: 15 mph
Pressure: 30.01 "Hg
Visibility: 10 mi
May Climate & Weather Averages in Southeast
High Temp: 76 °F
Low Temp: 57 °F
Mean Temp: 67 °F
Precipitation: 4.04"
Humidity: 64%
Dew Point: 54 °F
Wind: 14 mph
Pressure: 30.01 "Hg
Visibility: 9 mi
June Climate & Weather Averages in Southeast
High Temp: 85 °F
Low Temp: 67 °F
Mean Temp: 76 °F
Precipitation: 4.31"
Humidity: 65%
Dew Point: 63 °F
Wind: 13 mph
Pressure: 29.98 "Hg
Visibility: 9 mi
July Climate & Weather Averages in Southeast
High Temp: 89 °F
Low Temp: 72 °F
Mean Temp: 81 °F
Precipitation: 4.36"
Humidity: 64%
Dew Point: 67 °F
Wind: 12 mph
Pressure: 29.99 "Hg
Visibility: 9 mi
August Climate & Weather Averages in Southeast
High Temp: 87 °F
Low Temp: 71 °F
Mean Temp: 79 °F
Precipitation: 3.47"
Humidity: 66%
Dew Point: 66 °F
Wind: 12 mph
Pressure: 30.02 "Hg
Visibility: 9 mi
September Climate & Weather Averages in Southeast
High Temp: 80 °F
Low Temp: 64 °F
Mean Temp: 72 °F
Precipitation: 3.96"
Humidity: 67%
Dew Point: 60 °F
Wind: 13 mph
Pressure: 30.06 "Hg
Visibility: 10 mi
October Climate & Weather Averages in Southeast
High Temp: 69 °F
Low Temp: 52 °F
Mean Temp: 61 °F
Precipitation: 3.73"
Humidity: 68%
Dew Point: 49 °F
Wind: 13 mph
Pressure: 30.08 "Hg
Visibility: 10 mi
November Climate & Weather Averages in Southeast
High Temp: 58 °F
Low Temp: 41 °F
Mean Temp: 49 °F
Precipitation: 2.94"
Humidity: 63%
Dew Point: 37 °F
Wind: 14 mph
Pressure: 30.14 "Hg
Visibility: 10 mi
December Climate & Weather Averages in Southeast
High Temp: 48 °F
Low Temp: 34 °F
Mean Temp: 41 °F
Precipitation: 3.22"
Humidity: 64%
Dew Point: 29 °F
Wind: 14 mph
Pressure: 30.13 "Hg
Visibility: 9 mi