Weather Averages Alta, IA

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Weather Averages for
Alta, IA


Latitude: 42°37'N, Longitude: 95°10'W, Elevation: 1424.0 ft, Distance: 9.72 mi

  Unit Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average temperature
over 109 years		 °F 44 17 21 32 46 57 68 71 69 60 50 33 23
Average high temperature
over 107 years		 °F 55 26 30 41 57 69 78 82 80 73 60 42 32
Average low temperature
over 107 years		 °F 35 6 12 23 33 46 57 60 59 50 39 26 14
Highest recorded temperature
over 104 years		 °F 109 66 66 84 93 107 105 109 109 100 89 78 62
Lowest recorded temperature
over 104 years		 °F -34 -31 -34 -23 1 19 34 42 36 21 1 -11 -29
Average number of days above 90°F
over 30 years		 days 16 - - - - 0.5 3 6.3 4.2 1.5 - - -
Average precipitation
over 122 years		 in 29.9 0.6 0.8 1.6 2.8 4.1 4.8 3.9 3.7 3.3 2.0 1.3 0.8
Average number of days below 32°F
over 30 years		 days 150 29 26 25 12 1.5 - - - 0.7 7.1 21 29
Average number of days below 0°F
over 30 years		 days 25 10 7.2 1.4 - - - - - - - 0.6 5.9
Average snowfall
over 30 years		 in 35.9 6.4 7.3 7.8 2.2 - - - - - 0.3 3.6 8.2
Most rain reported in a day
over 104 years		 in 6.7 2.8 2.2 1.9 2.1 4.4 3.5 3.7 6.7 6.3 3.5 2.7 1.5
Most rain reported in a month
over 104 years		 in 46.0 4.9 3.0 5.5 9.3 10.1 12.0 11.5 10.3 12.5 5.4 4.2 2.5
Least rain reported in a month
over 104 years		 in 13.9 - - 0.1 0.2 0.5 0.3 0.5 0.3 0.2 - - -
Heating degree days
over 30 years		 days 7786 1568 1285 1037 572 245 47 8 29 174 485 917 1419
Cooling degree days
over 30 years		 days 625 - - - 5 33 129 235 169 50 4 - -
Most snow reported in a month
over 104 years		 in 88.0 28.0 24.8 24.5 18.0 4.0 - 0.3 - 0.5 9.5 19.1 22.8
Check weather averages for nearby locations (some locations might offer more data):
Latitude: 42°45'N, Longitude: 95°31'W, Elevation: 1180.0 ft, Distance: 10.36 mi
Latitude: 42°43'N, Longitude: 95°32'W, Elevation: 1212.0 ft, Distance: 10.53 mi
Latitude: 42°52'N, Longitude: 95°4'W, Elevation: 1420.0 ft, Distance: 17.98 mi
Latitude: 42°24'N, Longitude: 95°31'W, Elevation: 1320.0 ft, Distance: 22.29 mi
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