Annual Weather Averages in Salem
Based on weather reports collected during 1992–2021.
All Year Climate & Weather Averages in Salem
High Temp: 83 °F
Low Temp: 35 °F
Mean Temp: 54 °F
Precipitation: 3.39"
Humidity: 72%
Dew Point: 44 °F
Wind: 10 mph
Pressure: 30.06 "Hg
Visibility: 9 mi
January Climate & Weather Averages in Salem
High Temp: 48 °F
Low Temp: 36 °F
Mean Temp: 42 °F
Precipitation: 6.31"
Humidity: 85%
Dew Point: 37 °F
Wind: 11 mph
Pressure: 30.10 "Hg
Visibility: 8 mi
February Climate & Weather Averages in Salem
High Temp: 52 °F
Low Temp: 35 °F
Mean Temp: 43 °F
Precipitation: 4.70"
Humidity: 80%
Dew Point: 37 °F
Wind: 10 mph
Pressure: 30.09 "Hg
Visibility: 9 mi
March Climate & Weather Averages in Salem
High Temp: 56 °F
Low Temp: 38 °F
Mean Temp: 47 °F
Precipitation: 4.27"
Humidity: 76%
Dew Point: 39 °F
Wind: 11 mph
Pressure: 30.07 "Hg
Visibility: 10 mi
April Climate & Weather Averages in Salem
High Temp: 61 °F
Low Temp: 41 °F
Mean Temp: 51 °F
Precipitation: 3.05"
Humidity: 72%
Dew Point: 41 °F
Wind: 10 mph
Pressure: 30.06 "Hg
Visibility: 10 mi
May Climate & Weather Averages in Salem
High Temp: 68 °F
Low Temp: 46 °F
Mean Temp: 57 °F
Precipitation: 2.16"
Humidity: 68%
Dew Point: 46 °F
Wind: 9 mph
Pressure: 30.04 "Hg
Visibility: 11 mi
June Climate & Weather Averages in Salem
High Temp: 74 °F
Low Temp: 51 °F
Mean Temp: 62 °F
Precipitation: 1.27"
Humidity: 64%
Dew Point: 49 °F
Wind: 10 mph
Pressure: 30.04 "Hg
Visibility: 11 mi
July Climate & Weather Averages in Salem
High Temp: 83 °F
Low Temp: 55 °F
Mean Temp: 69 °F
Precipitation: 0.27"
Humidity: 57%
Dew Point: 52 °F
Wind: 9 mph
Pressure: 30.03 "Hg
Visibility: 10 mi
August Climate & Weather Averages in Salem
High Temp: 83 °F
Low Temp: 54 °F
Mean Temp: 69 °F
Precipitation: 0.39"
Humidity: 58%
Dew Point: 52 °F
Wind: 8 mph
Pressure: 30.00 "Hg
Visibility: 10 mi
September Climate & Weather Averages in Salem
High Temp: 77 °F
Low Temp: 50 °F
Mean Temp: 64 °F
Precipitation: 1.60"
Humidity: 64%
Dew Point: 50 °F
Wind: 8 mph
Pressure: 30.01 "Hg
Visibility: 10 mi
October Climate & Weather Averages in Salem
High Temp: 64 °F
Low Temp: 43 °F
Mean Temp: 54 °F
Precipitation: 3.54"
Humidity: 77%
Dew Point: 46 °F
Wind: 8 mph
Pressure: 30.07 "Hg
Visibility: 9 mi
November Climate & Weather Averages in Salem
High Temp: 53 °F
Low Temp: 39 °F
Mean Temp: 46 °F
Precipitation: 5.96"
Humidity: 84%
Dew Point: 41 °F
Wind: 10 mph
Pressure: 30.09 "Hg
Visibility: 8 mi
December Climate & Weather Averages in Salem
High Temp: 47 °F
Low Temp: 35 °F
Mean Temp: 41 °F
Precipitation: 7.16"
Humidity: 86%
Dew Point: 37 °F
Wind: 11 mph
Pressure: 30.12 "Hg
Visibility: 8 mi