Annual Weather Averages in Frederick
Based on weather reports collected during 1992–2021.
All Year Climate & Weather Averages in Frederick
High Temp: 89 °F
Low Temp: 26 °F
Mean Temp: 56 °F
Precipitation: 1.81"
Humidity: 71%
Dew Point: 46 °F
Wind: 10 mph
Pressure: 30.06 "Hg
Visibility: 9 mi
January Climate & Weather Averages in Frederick
High Temp: 43 °F
Low Temp: 26 °F
Mean Temp: 35 °F
Precipitation: 1.51"
Humidity: 68%
Dew Point: 24 °F
Wind: 12 mph
Pressure: 30.10 "Hg
Visibility: 9 mi
February Climate & Weather Averages in Frederick
High Temp: 46 °F
Low Temp: 28 °F
Mean Temp: 37 °F
Precipitation: 1.08"
Humidity: 66%
Dew Point: 25 °F
Wind: 13 mph
Pressure: 30.09 "Hg
Visibility: 9 mi
March Climate & Weather Averages in Frederick
High Temp: 55 °F
Low Temp: 34 °F
Mean Temp: 45 °F
Precipitation: 1.71"
Humidity: 63%
Dew Point: 31 °F
Wind: 13 mph
Pressure: 30.07 "Hg
Visibility: 9 mi
April Climate & Weather Averages in Frederick
High Temp: 67 °F
Low Temp: 44 °F
Mean Temp: 55 °F
Precipitation: 1.64"
Humidity: 63%
Dew Point: 42 °F
Wind: 13 mph
Pressure: 30.00 "Hg
Visibility: 10 mi
May Climate & Weather Averages in Frederick
High Temp: 76 °F
Low Temp: 53 °F
Mean Temp: 64 °F
Precipitation: 1.94"
Humidity: 71%
Dew Point: 54 °F
Wind: 10 mph
Pressure: 30.01 "Hg
Visibility: 9 mi
June Climate & Weather Averages in Frederick
High Temp: 84 °F
Low Temp: 63 °F
Mean Temp: 73 °F
Precipitation: 2.37"
Humidity: 73%
Dew Point: 63 °F
Wind: 9 mph
Pressure: 29.98 "Hg
Visibility: 9 mi
July Climate & Weather Averages in Frederick
High Temp: 89 °F
Low Temp: 67 °F
Mean Temp: 78 °F
Precipitation: 2.39"
Humidity: 72%
Dew Point: 67 °F
Wind: 8 mph
Pressure: 30.00 "Hg
Visibility: 9 mi
August Climate & Weather Averages in Frederick
High Temp: 87 °F
Low Temp: 65 °F
Mean Temp: 76 °F
Precipitation: 2.15"
Humidity: 75%
Dew Point: 66 °F
Wind: 7 mph
Pressure: 30.03 "Hg
Visibility: 9 mi
September Climate & Weather Averages in Frederick
High Temp: 80 °F
Low Temp: 58 °F
Mean Temp: 69 °F
Precipitation: 2.17"
Humidity: 77%
Dew Point: 60 °F
Wind: 8 mph
Pressure: 30.07 "Hg
Visibility: 9 mi
October Climate & Weather Averages in Frederick
High Temp: 68 °F
Low Temp: 46 °F
Mean Temp: 57 °F
Precipitation: 1.61"
Humidity: 76%
Dew Point: 49 °F
Wind: 9 mph
Pressure: 30.08 "Hg
Visibility: 9 mi
November Climate & Weather Averages in Frederick
High Temp: 57 °F
Low Temp: 36 °F
Mean Temp: 46 °F
Precipitation: 1.53"
Humidity: 71%
Dew Point: 36 °F
Wind: 11 mph
Pressure: 30.13 "Hg
Visibility: 10 mi
December Climate & Weather Averages in Frederick
High Temp: 47 °F
Low Temp: 30 °F
Mean Temp: 38 °F
Precipitation: 1.67"
Humidity: 72%
Dew Point: 29 °F
Wind: 11 mph
Pressure: 30.12 "Hg
Visibility: 9 mi