Weather Averages West Des Moines, IA

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Weather Averages for
West Des Moines, IA


Latitude: 41°31'N, Longitude: 93°39'W, Elevation: 957.0 ft, Distance: 6.37 mi

  Unit Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average temperature
over 30 years
°F 49 19 24 37 50 62 71 76 73 65 53 39 24
Average high temperature
over 30 years
°F 59 28 33 46 61 73 82 86 84 75 64 48 32
Average low temperature
over 30 years
°F 39 10 15 27 39 51 61 66 63 54 42 29 16
Highest recorded temperature
over 49 years
°F 107 64 73 91 93 98 102 105 107 98 95 75 69
Lowest recorded temperature
over 49 years
°F -25 -23 -25 -22 8 30 42 46 39 28 14 -4 -22
Average number of days above 90°F
over 30 years
days 24 - - - 0.1 0.5 4.5 9.5 7.1 2 0.1 - -
Average precipitation
over 30 years
in 33.1 1.0 1.1 2.3 3.4 3.7 4.5 3.8 4.2 3.5 2.6 1.8 1.3
Average number of days below 32°F
over 30 years
days 136 29 25 21 7.2 0.2 - - - 0.2 4.5 19 29
Average number of days below 0°F
over 30 years
days 15 7.5 3.7 0.3 - - - - - - - 0.2 3.6
Average snowfall
over 30 years
in 34.5 7.6 7.9 5.4 2.4 - - - - - 0.4 3.2 7.5
Most rain reported in a day
over 60 years
in 6.2 2.1 1.8 2.1 3.8 3.2 5.5 3.6 6.2 4.4 2.3 2.5 1.5
Most rain reported in a month
over 60 years
in 55.9 4.4 3.0 5.8 7.8 12.1 14.2 10.5 13.7 10.2 7.3 6.5 3.4
Least rain reported in a month
over 60 years
in 17.1 0.1 0.1 0.2 0.2 1.2 1.0 - 0.3 0.4 - - 0.1
Heating degree days
over 30 years
days 6557 1412 1138 865 439 155 15 2 8 102 377 785 1259
Cooling degree days
over 30 years
days 1045 - - 1 12 66 214 357 279 100 16 - -
Most snow reported in a month
over 60 years
in 76.2 22.3 21.3 16.7 15.6 - - - - - 7.4 14.7 23.9