Annual Weather Averages Near Winchester
Averages are for Middle Wallop, which is 12 miles from Winchester.
Based on weather reports collected during 1992–2021.
All Year Climate & Weather Averages in Winchester
High Temp: 72 °F
Low Temp: 36 °F
Mean Temp: 51 °F
Precipitation: 2.60"
Humidity: 80%
Dew Point: 44 °F
Wind: 16 mph
Pressure: 30.00 "Hg
Visibility: 9 mi
January Climate & Weather Averages in Winchester
High Temp: 46 °F
Low Temp: 36 °F
Mean Temp: 41 °F
Precipitation: 3.25"
Humidity: 87%
Dew Point: 37 °F
Wind: 19 mph
Pressure: 30.01 "Hg
Visibility: 8 mi
February Climate & Weather Averages in Winchester
High Temp: 47 °F
Low Temp: 36 °F
Mean Temp: 42 °F
Precipitation: 2.65"
Humidity: 84%
Dew Point: 37 °F
Wind: 19 mph
Pressure: 30.03 "Hg
Visibility: 8 mi
March Climate & Weather Averages in Winchester
High Temp: 52 °F
Low Temp: 38 °F
Mean Temp: 45 °F
Precipitation: 2.13"
Humidity: 79%
Dew Point: 38 °F
Wind: 18 mph
Pressure: 30.03 "Hg
Visibility: 8 mi
April Climate & Weather Averages in Winchester
High Temp: 57 °F
Low Temp: 41 °F
Mean Temp: 49 °F
Precipitation: 2.14"
Humidity: 74%
Dew Point: 40 °F
Wind: 17 mph
Pressure: 29.98 "Hg
Visibility: 9 mi
May Climate & Weather Averages in Winchester
High Temp: 63 °F
Low Temp: 46 °F
Mean Temp: 54 °F
Precipitation: 2.13"
Humidity: 74%
Dew Point: 45 °F
Wind: 16 mph
Pressure: 30.00 "Hg
Visibility: 10 mi
June Climate & Weather Averages in Winchester
High Temp: 68 °F
Low Temp: 51 °F
Mean Temp: 59 °F
Precipitation: 1.86"
Humidity: 74%
Dew Point: 50 °F
Wind: 14 mph
Pressure: 30.03 "Hg
Visibility: 10 mi
July Climate & Weather Averages in Winchester
High Temp: 72 °F
Low Temp: 54 °F
Mean Temp: 63 °F
Precipitation: 2.17"
Humidity: 74%
Dew Point: 54 °F
Wind: 14 mph
Pressure: 30.00 "Hg
Visibility: 11 mi
August Climate & Weather Averages in Winchester
High Temp: 71 °F
Low Temp: 54 °F
Mean Temp: 62 °F
Precipitation: 2.15"
Humidity: 76%
Dew Point: 54 °F
Wind: 14 mph
Pressure: 30.00 "Hg
Visibility: 10 mi
September Climate & Weather Averages in Winchester
High Temp: 66 °F
Low Temp: 50 °F
Mean Temp: 58 °F
Precipitation: 2.11"
Humidity: 79%
Dew Point: 51 °F
Wind: 14 mph
Pressure: 30.03 "Hg
Visibility: 10 mi
October Climate & Weather Averages in Winchester
High Temp: 59 °F
Low Temp: 46 °F
Mean Temp: 52 °F
Precipitation: 3.53"
Humidity: 84%
Dew Point: 47 °F
Wind: 16 mph
Pressure: 29.96 "Hg
Visibility: 9 mi
November Climate & Weather Averages in Winchester
High Temp: 52 °F
Low Temp: 40 °F
Mean Temp: 46 °F
Precipitation: 3.68"
Humidity: 87%
Dew Point: 42 °F
Wind: 16 mph
Pressure: 29.94 "Hg
Visibility: 8 mi
December Climate & Weather Averages in Winchester
High Temp: 47 °F
Low Temp: 37 °F
Mean Temp: 42 °F
Precipitation: 3.45"
Humidity: 88%
Dew Point: 38 °F
Wind: 18 mph
Pressure: 29.98 "Hg
Visibility: 8 mi