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: 291.7 m, Distance: 3.96 km

  Unit Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average temperature
over 30 years
°C 9 -7 -4 2 10 16 22 24 23 18 11 3 -4
Average high temperature
over 30 years
°C 15 -2 0 8 16 22 27 30 29 24 17 8 0
Average low temperature
over 30 years
°C 4 -11 -9 -2 4 10 16 19 17 12 5 -1 -8
Highest recorded temperature
over 49 years
°C 42 18 22 32 33 36 39 40 42 37 35 24 20
Lowest recorded temperature
over 49 years
°C -32 -31 -32 -30 -12 -1 5 8 4 -2 -10 -20 -30
Average number of days above 27°C
over 30 years
days 24 - - - 0.1 0.5 4.5 9.5 7.1 2 0.1 - -
Average precipitation
over 30 years
cm 84.1 2.5 2.8 5.8 8.6 9.4 11.4 9.7 10.7 8.9 6.6 4.6 3.3
Average number of days below -1.5°C
over 30 years
days 136 29 25 21 7.2 0.2 - - - 0.2 4.5 19 29
Average number of days below -17.5°C
over 30 years
days 15 7.5 3.7 0.3 - - - - - - - 0.2 3.6
Average snowfall
over 30 years
cm 87.6 19.3 20.1 13.7 6.1 - - - - - 1.0 8.1 19.1
Most rain reported in a day
over 60 years
cm 15.7 5.3 4.6 5.3 9.7 8.1 14.0 9.1 15.7 11.2 5.8 6.3 3.8
Most rain reported in a month
over 60 years
cm 142.0 11.2 7.6 14.7 19.8 30.7 36.1 26.7 34.8 25.9 18.5 16.5 8.6
Least rain reported in a month
over 60 years
cm 43.4 0.3 0.3 0.5 0.5 3.0 2.5 - 0.8 1.0 - - 0.3
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
cm 193.5 56.6 54.1 42.4 39.6 - - - - - 18.8 37.3 60.7