Annual Weather Averages Near Alpena
Averages are for Alpena County Regional Airport, which is 6 miles from Alpena.
Based on weather reports collected during 1985–2015.
All Year Climate & Weather Averages in Alpena
High Temp: 80 °F
Low Temp: 11 °F
Mean Temp: 44 °F
Precipitation: 1.29"
Humidity: 74%
Dew Point: 36 °F
Wind: 7 mph
Pressure: 30.03 "Hg
Visibility: 9 mi
January Climate & Weather Averages in Alpena
High Temp: 28 °F
Low Temp: 12 °F
Mean Temp: 20 °F
Precipitation: 1.01"
Humidity: 80%
Dew Point: 15 °F
Wind: 7 mph
Pressure: 30.06 "Hg
Visibility: 7 mi
February Climate & Weather Averages in Alpena
High Temp: 29 °F
Low Temp: 11 °F
Mean Temp: 20 °F
Precipitation: 0.70"
Humidity: 77%
Dew Point: 14 °F
Wind: 8 mph
Pressure: 30.07 "Hg
Visibility: 8 mi
March Climate & Weather Averages in Alpena
High Temp: 38 °F
Low Temp: 19 °F
Mean Temp: 29 °F
Precipitation: 0.83"
Humidity: 71%
Dew Point: 20 °F
Wind: 7 mph
Pressure: 30.09 "Hg
Visibility: 8 mi
April Climate & Weather Averages in Alpena
High Temp: 52 °F
Low Temp: 30 °F
Mean Temp: 41 °F
Precipitation: 1.51"
Humidity: 65%
Dew Point: 29 °F
Wind: 8 mph
Pressure: 30.00 "Hg
Visibility: 9 mi
May Climate & Weather Averages in Alpena
High Temp: 65 °F
Low Temp: 41 °F
Mean Temp: 53 °F
Precipitation: 1.54"
Humidity: 66%
Dew Point: 41 °F
Wind: 7 mph
Pressure: 30.01 "Hg
Visibility: 9 mi
June Climate & Weather Averages in Alpena
High Temp: 75 °F
Low Temp: 50 °F
Mean Temp: 63 °F
Precipitation: 1.50"
Humidity: 70%
Dew Point: 52 °F
Wind: 6 mph
Pressure: 29.96 "Hg
Visibility: 9 mi
July Climate & Weather Averages in Alpena
High Temp: 80 °F
Low Temp: 56 °F
Mean Temp: 68 °F
Precipitation: 1.57"
Humidity: 71%
Dew Point: 58 °F
Wind: 5 mph
Pressure: 29.96 "Hg
Visibility: 9 mi
August Climate & Weather Averages in Alpena
High Temp: 78 °F
Low Temp: 54 °F
Mean Temp: 66 °F
Precipitation: 1.58"
Humidity: 75%
Dew Point: 57 °F
Wind: 5 mph
Pressure: 30.01 "Hg
Visibility: 9 mi
September Climate & Weather Averages in Alpena
High Temp: 70 °F
Low Temp: 46 °F
Mean Temp: 58 °F
Precipitation: 1.59"
Humidity: 77%
Dew Point: 51 °F
Wind: 6 mph
Pressure: 30.04 "Hg
Visibility: 9 mi
October Climate & Weather Averages in Alpena
High Temp: 56 °F
Low Temp: 36 °F
Mean Temp: 46 °F
Precipitation: 1.48"
Humidity: 76%
Dew Point: 39 °F
Wind: 7 mph
Pressure: 30.04 "Hg
Visibility: 9 mi
November Climate & Weather Averages in Alpena
High Temp: 43 °F
Low Temp: 28 °F
Mean Temp: 36 °F
Precipitation: 1.29"
Humidity: 78%
Dew Point: 30 °F
Wind: 7 mph
Pressure: 30.05 "Hg
Visibility: 8 mi
December Climate & Weather Averages in Alpena
High Temp: 33 °F
Low Temp: 19 °F
Mean Temp: 26 °F
Precipitation: 0.92"
Humidity: 81%
Dew Point: 21 °F
Wind: 7 mph
Pressure: 30.06 "Hg
Visibility: 8 mi