Weather Averages Alton, IA

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Weather Averages for
Alton, IA


Latitude: 43°2'N, Longitude: 96°9'W, Elevation: 1360.0 ft, Distance: 8.20 mi

  Unit Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average temperature
over 30 years		 °F 46 15 21 34 48 60 69 73 71 62 50 34 20
Average high temperature
over 30 years		 °F 58 25 31 44 61 73 82 86 83 75 63 44 29
Average low temperature
over 30 years		 °F 35 5 11 23 35 47 57 61 58 49 37 24 10
Highest recorded temperature
over 98 years		 °F 105 64 68 87 93 104 105 102 100 102 91 75 62
Lowest recorded temperature
over 98 years		 °F -36 -36 -32 -18 0 17 33 37 37 21 8 -20 -29
Average number of days above 90°F
over 30 years		 days 13 - - - 0.1 0.7 3.1 4.6 3.1 0.9 0.1 - -
Average precipitation
over 30 years		 in 27.3 0.6 0.7 1.9 2.5 3.4 4.4 3.5 3.3 3.0 2.0 1.1 0.8
Average number of days below 32°F
over 30 years		 days 93 18 16 14 7.1 1.1 - - - 0.6 5.1 13 18
Average number of days below 0°F
over 30 years		 days 15 6.4 4.3 0.9 - - - - - - - 0.4 3.4
Average snowfall
over 30 years		 in 35.0 6.5 5.9 8.0 2.0 - - - - - 1.2 4.3 7.3
Most rain reported in a day
over 98 years		 in 6.7 1.2 1.2 2.6 3.9 3.5 4.3 6.5 6.7 6.0 2.8 1.8 1.3
Most rain reported in a month
over 98 years		 in 39.7 2.3 3.4 4.7 9.1 8.5 11.8 12.3 10.0 16.1 5.8 5.2 3.1
Least rain reported in a month
over 98 years		 in 14.2 - - - 0.3 0.3 0.2 0.7 0.5 0.2 - - -
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		 in 71.2 21.6 22.0 23.4 13.7 0.2 - - - - 8.0 17.0 22.3
Check weather averages for nearby locations (some locations might offer more data):
Latitude: 42°46'N, Longitude: 96°10'W, Elevation: 1195.0 ft, Distance: 14.36 mi
Latitude: 43°10'N, Longitude: 95°50'W, Elevation: 1420.0 ft, Distance: 18.05 mi
Latitude: 43°0'N, Longitude: 96°28'W, Elevation: 1190.0 ft, Distance: 22.14 mi
Latitude: 43°4'N, Longitude: 95°37'W, Elevation: 1520.0 ft, Distance: 22.56 mi
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