Annual Weather Averages Near Chestertown
Averages are for Phillips Army Air Field / Aberdeen, which is 18 miles from Chestertown.
Based on weather reports collected during 1992–2021.
All Year Climate & Weather Averages in Chestertown
High Temp: 87 °F
Low Temp: 26 °F
Mean Temp: 56 °F
Precipitation: 3.96"
Humidity: 69%
Dew Point: 46 °F
Wind: 11 mph
Pressure: 30.05 "Hg
Visibility: 7 mi
January Climate & Weather Averages in Chestertown
High Temp: 42 °F
Low Temp: 26 °F
Mean Temp: 34 °F
Precipitation: 3.30"
Humidity: 68%
Dew Point: 24 °F
Wind: 12 mph
Pressure: 30.09 "Hg
Visibility: 7 mi
February Climate & Weather Averages in Chestertown
High Temp: 44 °F
Low Temp: 28 °F
Mean Temp: 36 °F
Precipitation: 2.84"
Humidity: 65%
Dew Point: 25 °F
Wind: 13 mph
Pressure: 30.08 "Hg
Visibility: 7 mi
March Climate & Weather Averages in Chestertown
High Temp: 53 °F
Low Temp: 34 °F
Mean Temp: 44 °F
Precipitation: 4.03"
Humidity: 62%
Dew Point: 31 °F
Wind: 15 mph
Pressure: 30.06 "Hg
Visibility: 7 mi
April Climate & Weather Averages in Chestertown
High Temp: 65 °F
Low Temp: 44 °F
Mean Temp: 54 °F
Precipitation: 3.08"
Humidity: 62%
Dew Point: 41 °F
Wind: 14 mph
Pressure: 29.99 "Hg
Visibility: 8 mi
May Climate & Weather Averages in Chestertown
High Temp: 74 °F
Low Temp: 54 °F
Mean Temp: 64 °F
Precipitation: 3.91"
Humidity: 69%
Dew Point: 53 °F
Wind: 11 mph
Pressure: 30.00 "Hg
Visibility: 7 mi
June Climate & Weather Averages in Chestertown
High Temp: 83 °F
Low Temp: 63 °F
Mean Temp: 73 °F
Precipitation: 4.25"
Humidity: 70%
Dew Point: 63 °F
Wind: 11 mph
Pressure: 29.96 "Hg
Visibility: 7 mi
July Climate & Weather Averages in Chestertown
High Temp: 87 °F
Low Temp: 68 °F
Mean Temp: 78 °F
Precipitation: 5.09"
Humidity: 70%
Dew Point: 68 °F
Wind: 10 mph
Pressure: 29.98 "Hg
Visibility: 7 mi
August Climate & Weather Averages in Chestertown
High Temp: 85 °F
Low Temp: 67 °F
Mean Temp: 76 °F
Precipitation: 5.05"
Humidity: 73%
Dew Point: 67 °F
Wind: 9 mph
Pressure: 30.01 "Hg
Visibility: 7 mi
September Climate & Weather Averages in Chestertown
High Temp: 79 °F
Low Temp: 60 °F
Mean Temp: 69 °F
Precipitation: 4.73"
Humidity: 73%
Dew Point: 60 °F
Wind: 10 mph
Pressure: 30.06 "Hg
Visibility: 8 mi
October Climate & Weather Averages in Chestertown
High Temp: 68 °F
Low Temp: 47 °F
Mean Temp: 58 °F
Precipitation: 4.14"
Humidity: 73%
Dew Point: 49 °F
Wind: 10 mph
Pressure: 30.07 "Hg
Visibility: 7 mi
November Climate & Weather Averages in Chestertown
High Temp: 56 °F
Low Temp: 37 °F
Mean Temp: 47 °F
Precipitation: 3.22"
Humidity: 69%
Dew Point: 37 °F
Wind: 11 mph
Pressure: 30.12 "Hg
Visibility: 8 mi
December Climate & Weather Averages in Chestertown
High Temp: 46 °F
Low Temp: 31 °F
Mean Temp: 39 °F
Precipitation: 3.84"
Humidity: 70%
Dew Point: 29 °F
Wind: 11 mph
Pressure: 30.11 "Hg
Visibility: 8 mi