Currently: 37 °F. Mostly cloudy. (Weather station: Bismarck Municipal Airport, USA). See more current weatherAnnual Weather Averages in Bismarck
Based on weather reports collected during 1985–2015.
All Year Climate & Weather Averages in Bismarck
High Temp: 85 °F
Low Temp: 3 °F
Mean Temp: 43 °F
Precipitation: 0.68"
Humidity: 68%
Dew Point: 33 °F
Wind: 8 mph
Pressure: 30.02 "Hg
Visibility: 10 mi
January Climate & Weather Averages in Bismarck
High Temp: 24 °F
Low Temp: 3 °F
Mean Temp: 14 °F
Precipitation: 0.24"
Humidity: 79%
Dew Point: 9 °F
Wind: 8 mph
Pressure: 30.12 "Hg
Visibility: 9 mi
February Climate & Weather Averages in Bismarck
High Temp: 28 °F
Low Temp: 8 °F
Mean Temp: 18 °F
Precipitation: 0.29"
Humidity: 77%
Dew Point: 12 °F
Wind: 8 mph
Pressure: 30.14 "Hg
Visibility: 9 mi
March Climate & Weather Averages in Bismarck
High Temp: 41 °F
Low Temp: 20 °F
Mean Temp: 30 °F
Precipitation: 0.33"
Humidity: 71%
Dew Point: 21 °F
Wind: 9 mph
Pressure: 30.08 "Hg
Visibility: 9 mi
April Climate & Weather Averages in Bismarck
High Temp: 57 °F
Low Temp: 31 °F
Mean Temp: 44 °F
Precipitation: 0.57"
Humidity: 60%
Dew Point: 29 °F
Wind: 9 mph
Pressure: 30.00 "Hg
Visibility: 10 mi
May Climate & Weather Averages in Bismarck
High Temp: 69 °F
Low Temp: 43 °F
Mean Temp: 56 °F
Precipitation: 1.38"
Humidity: 61%
Dew Point: 42 °F
Wind: 9 mph
Pressure: 29.95 "Hg
Visibility: 10 mi
June Climate & Weather Averages in Bismarck
High Temp: 78 °F
Low Temp: 53 °F
Mean Temp: 65 °F
Precipitation: 1.56"
Humidity: 66%
Dew Point: 53 °F
Wind: 8 mph
Pressure: 29.90 "Hg
Visibility: 10 mi
July Climate & Weather Averages in Bismarck
High Temp: 85 °F
Low Temp: 58 °F
Mean Temp: 71 °F
Precipitation: 1.45"
Humidity: 64%
Dew Point: 57 °F
Wind: 7 mph
Pressure: 29.93 "Hg
Visibility: 10 mi
August Climate & Weather Averages in Bismarck
High Temp: 83 °F
Low Temp: 56 °F
Mean Temp: 69 °F
Precipitation: 0.87"
Humidity: 62%
Dew Point: 55 °F
Wind: 7 mph
Pressure: 29.95 "Hg
Visibility: 10 mi
September Climate & Weather Averages in Bismarck
High Temp: 73 °F
Low Temp: 45 °F
Mean Temp: 59 °F
Precipitation: 0.57"
Humidity: 62%
Dew Point: 46 °F
Wind: 7 mph
Pressure: 29.99 "Hg
Visibility: 10 mi
October Climate & Weather Averages in Bismarck
High Temp: 58 °F
Low Temp: 32 °F
Mean Temp: 45 °F
Precipitation: 0.44"
Humidity: 65%
Dew Point: 33 °F
Wind: 8 mph
Pressure: 30.03 "Hg
Visibility: 10 mi
November Climate & Weather Averages in Bismarck
High Temp: 40 °F
Low Temp: 19 °F
Mean Temp: 30 °F
Precipitation: 0.24"
Humidity: 73%
Dew Point: 22 °F
Wind: 8 mph
Pressure: 30.06 "Hg
Visibility: 9 mi
December Climate & Weather Averages in Bismarck
High Temp: 28 °F
Low Temp: 8 °F
Mean Temp: 18 °F
Precipitation: 0.26"
Humidity: 78%
Dew Point: 12 °F
Wind: 8 mph
Pressure: 30.11 "Hg
Visibility: 9 mi