Weather Averages Alton, IA

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Weather Averages for
Alton, IA



Latitude: 43°2'N, Longitude: 96°9'W, Elevation: 414.5 m, Distance: 5.09 km

  Unit Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average temperature
over 30 years		 °C 8 -9 -5 1 9 15 21 23 21 16 10 1 -6
Average high temperature
over 30 years		 °C 14 -3 0 6 16 23 28 30 28 24 17 7 -1
Average low temperature
over 30 years		 °C 1 -14 -11 -4 2 8 13 16 14 9 3 -3 -11
Highest recorded temperature
over 98 years		 °C 40 18 20 30 34 40 40 39 38 38 33 23 16
Lowest recorded temperature
over 98 years		 °C -38 -38 -35 -28 -18 -8 0 3 2 -6 -12 -28 -33
Average number of days above 27°C
over 30 years		 days 13 - - - 0.1 0.7 3.1 4.6 3.1 0.9 0.1 - -
Average precipitation
over 30 years		 cm 69.3 1.5 1.8 4.8 6.3 8.6 11.2 8.9 8.4 7.6 5.1 2.8 2.0
Average number of days below -1.5°C
over 30 years		 days 93 18 16 14 7.1 1.1 - - - 0.6 5.1 13 18
Average number of days below -17.5°C
over 30 years		 days 15 6.4 4.3 0.9 - - - - - - - 0.4 3.4
Average snowfall
over 30 years		 cm 88.9 16.5 15.0 20.3 5.1 - - - - - 3.0 10.9 18.5
Most rain reported in a day
over 98 years		 cm 17.0 3.0 3.0 6.6 9.9 8.9 10.9 16.5 17.0 15.2 7.1 4.6 3.3
Most rain reported in a month
over 98 years		 cm 100.8 5.8 8.6 11.9 23.1 21.6 30.0 31.2 25.4 40.9 14.7 13.2 7.9
Least rain reported in a month
over 98 years		 cm 36.1 - - - 0.8 0.8 0.5 1.8 1.3 0.5 - - -
Heating degree days
over 30 years		 days 7365 1535 1229 962 497 194 29 5 19 148 446 909 1392
Cooling degree days
over 30 years		 days 795 - - - 8 51 177 279 204 69 7 - -
Most snow reported in a month
over 98 years		 cm 180.8 54.9 55.9 59.4 34.8 0.5 - - - - 20.3 43.2 56.6

Check weather averages for nearby locations (some locations might offer more data):
Latitude: 42°46'N, Longitude: 96°10'W, Elevation: 364.2 m, Distance: 8.92 km
Latitude: 43°10'N, Longitude: 95°50'W, Elevation: 432.8 m, Distance: 11.22 km
Latitude: 43°0'N, Longitude: 96°28'W, Elevation: 362.7 m, Distance: 13.76 km
Latitude: 43°4'N, Longitude: 95°37'W, Elevation: 463.3 m, Distance: 14.02 km
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