Annual Weather Averages Near Des Moines
Averages are for Des Moines International Airport, which is 5 miles from Des Moines.
Based on weather reports collected during 1985–2015.
All Year Climate & Weather Averages in Des Moines
High Temp: 86 °F
Low Temp: 15 °F
Mean Temp: 51 °F
Precipitation: 1.43"
Humidity: 68%
Dew Point: 40 °F
Wind: 9 mph
Pressure: 30.03 "Hg
Visibility: 10 mi
January Climate & Weather Averages in Des Moines
High Temp: 32 °F
Low Temp: 15 °F
Mean Temp: 23 °F
Precipitation: 0.35"
Humidity: 73%
Dew Point: 16 °F
Wind: 9 mph
Pressure: 30.14 "Hg
Visibility: 9 mi
February Climate & Weather Averages in Des Moines
High Temp: 36 °F
Low Temp: 18 °F
Mean Temp: 27 °F
Precipitation: 0.52"
Humidity: 71%
Dew Point: 19 °F
Wind: 9 mph
Pressure: 30.14 "Hg
Visibility: 9 mi
March Climate & Weather Averages in Des Moines
High Temp: 49 °F
Low Temp: 30 °F
Mean Temp: 40 °F
Precipitation: 0.88"
Humidity: 65%
Dew Point: 28 °F
Wind: 10 mph
Pressure: 30.08 "Hg
Visibility: 10 mi
April Climate & Weather Averages in Des Moines
High Temp: 62 °F
Low Temp: 41 °F
Mean Temp: 52 °F
Precipitation: 2.26"
Humidity: 60%
Dew Point: 37 °F
Wind: 10 mph
Pressure: 29.98 "Hg
Visibility: 10 mi
May Climate & Weather Averages in Des Moines
High Temp: 73 °F
Low Temp: 52 °F
Mean Temp: 63 °F
Precipitation: 2.90"
Humidity: 64%
Dew Point: 49 °F
Wind: 9 mph
Pressure: 29.95 "Hg
Visibility: 10 mi
June Climate & Weather Averages in Des Moines
High Temp: 82 °F
Low Temp: 62 °F
Mean Temp: 72 °F
Precipitation: 2.62"
Humidity: 67%
Dew Point: 60 °F
Wind: 8 mph
Pressure: 29.92 "Hg
Visibility: 10 mi
July Climate & Weather Averages in Des Moines
High Temp: 86 °F
Low Temp: 67 °F
Mean Temp: 76 °F
Precipitation: 2.16"
Humidity: 69%
Dew Point: 65 °F
Wind: 7 mph
Pressure: 29.96 "Hg
Visibility: 10 mi
August Climate & Weather Averages in Des Moines
High Temp: 84 °F
Low Temp: 65 °F
Mean Temp: 74 °F
Precipitation: 2.01"
Humidity: 71%
Dew Point: 64 °F
Wind: 7 mph
Pressure: 29.99 "Hg
Visibility: 10 mi
September Climate & Weather Averages in Des Moines
High Temp: 77 °F
Low Temp: 55 °F
Mean Temp: 66 °F
Precipitation: 1.17"
Humidity: 67%
Dew Point: 54 °F
Wind: 7 mph
Pressure: 30.02 "Hg
Visibility: 11 mi
October Climate & Weather Averages in Des Moines
High Temp: 64 °F
Low Temp: 43 °F
Mean Temp: 53 °F
Precipitation: 0.96"
Humidity: 64%
Dew Point: 41 °F
Wind: 9 mph
Pressure: 30.05 "Hg
Visibility: 11 mi
November Climate & Weather Averages in Des Moines
High Temp: 49 °F
Low Temp: 30 °F
Mean Temp: 40 °F
Precipitation: 0.78"
Humidity: 69%
Dew Point: 29 °F
Wind: 9 mph
Pressure: 30.08 "Hg
Visibility: 10 mi
December Climate & Weather Averages in Des Moines
High Temp: 36 °F
Low Temp: 20 °F
Mean Temp: 28 °F
Precipitation: 0.56"
Humidity: 75%
Dew Point: 20 °F
Wind: 9 mph
Pressure: 30.12 "Hg
Visibility: 9 mi