Annual Weather Averages in Alert
Based on weather reports collected during 1985–2015.
All Year Climate & Weather Averages in Alert
High Temp: 42 °F
Low Temp: -33 °F
Mean Temp: 1 °F
Precipitation: 0.20"
Humidity: 78%
Dew Point: -5 °F
Wind: 5 mph
Pressure: 29.97 "Hg
Visibility: 11 mi
January Climate & Weather Averages in Alert
High Temp: -20 °F
Low Temp: -31 °F
Mean Temp: -25 °F
Precipitation: 0.15"
Humidity: 69%
Dew Point: -32 °F
Wind: 4 mph
Pressure: 29.89 "Hg
Visibility: 10 mi
February Climate & Weather Averages in Alert
High Temp: -21 °F
Low Temp: -33 °F
Mean Temp: -27 °F
Precipitation: 0.16"
Humidity: 69%
Dew Point: -34 °F
Wind: 4 mph
Pressure: 29.98 "Hg
Visibility: 11 mi
March Climate & Weather Averages in Alert
High Temp: -20 °F
Low Temp: -32 °F
Mean Temp: -26 °F
Precipitation: 0.14"
Humidity: 69%
Dew Point: -34 °F
Wind: 3 mph
Pressure: 30.08 "Hg
Visibility: 11 mi
April Climate & Weather Averages in Alert
High Temp: -5 °F
Low Temp: -17 °F
Mean Temp: -11 °F
Precipitation: 0.12"
Humidity: 73%
Dew Point: -18 °F
Wind: 4 mph
Pressure: 30.15 "Hg
Visibility: 12 mi
May Climate & Weather Averages in Alert
High Temp: 16 °F
Low Temp: 7 °F
Mean Temp: 12 °F
Precipitation: 0.13"
Humidity: 83%
Dew Point: 7 °F
Wind: 5 mph
Pressure: 30.11 "Hg
Visibility: 11 mi
June Climate & Weather Averages in Alert
High Temp: 35 °F
Low Temp: 28 °F
Mean Temp: 31 °F
Precipitation: 0.13"
Humidity: 88%
Dew Point: 28 °F
Wind: 6 mph
Pressure: 29.95 "Hg
Visibility: 12 mi
July Climate & Weather Averages in Alert
High Temp: 42 °F
Low Temp: 34 °F
Mean Temp: 38 °F
Precipitation: 0.41"
Humidity: 87%
Dew Point: 33 °F
Wind: 7 mph
Pressure: 29.86 "Hg
Visibility: 12 mi
August Climate & Weather Averages in Alert
High Temp: 37 °F
Low Temp: 30 °F
Mean Temp: 33 °F
Precipitation: 0.23"
Humidity: 88%
Dew Point: 29 °F
Wind: 6 mph
Pressure: 29.84 "Hg
Visibility: 12 mi
September Climate & Weather Averages in Alert
High Temp: 22 °F
Low Temp: 13 °F
Mean Temp: 17 °F
Precipitation: 0.30"
Humidity: 87%
Dew Point: 14 °F
Wind: 6 mph
Pressure: 29.89 "Hg
Visibility: 11 mi
October Climate & Weather Averages in Alert
High Temp: 5 °F
Low Temp: -6 °F
Mean Temp: -1 °F
Precipitation: 0.23"
Humidity: 79%
Dew Point: -6 °F
Wind: 6 mph
Pressure: 29.99 "Hg
Visibility: 10 mi
November Climate & Weather Averages in Alert
High Temp: -8 °F
Low Temp: -19 °F
Mean Temp: -14 °F
Precipitation: 0.19"
Humidity: 72%
Dew Point: -21 °F
Wind: 5 mph
Pressure: 29.95 "Hg
Visibility: 10 mi
December Climate & Weather Averages in Alert
High Temp: -15 °F
Low Temp: -27 °F
Mean Temp: -21 °F
Precipitation: 0.17"
Humidity: 69%
Dew Point: -28 °F
Wind: 5 mph
Pressure: 29.93 "Hg
Visibility: 10 mi