Weather Averages Arthur, IA

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Weather Averages for
Arthur, IA


Latitude: 42°24'N, Longitude: 95°31'W, Elevation: 1320.0 ft, Distance: 8.03 mi

  Unit Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average temperature
over 30 years
°F 46 15 20 32 47 59 69 73 71 61 49 34 19
Average high temperature
over 30 years
°F 57 26 32 44 60 71 81 85 82 74 62 45 29
Average low temperature
over 30 years
°F 34 5 9 21 34 47 57 62 59 49 36 23 10
Highest recorded temperature
over 95 years
°F 105 66 66 95 96 100 105 105 102 100 93 78 62
Lowest recorded temperature
over 95 years
°F -41 -32 -41 -23 3 19 34 41 34 21 10 -13 -27
Average number of days above 90°F
over 30 years
days 13 - - - 0.1 0.3 2.7 5 3.6 1.3 0.1 - -
Average precipitation
over 30 years
in 30.6 0.7 0.8 2.0 2.7 4.2 4.7 3.7 4.3 3.3 2.4 1.1 0.9
Average number of days below 32°F
over 30 years
days 89 17 15 14 6.7 0.9 - - - 0.6 4.6 13 17
Average number of days below 0°F
over 30 years
days 14 5.7 3.8 0.8 - - - - - - - 0.4 3
Average snowfall
over 30 years
in 33.4 6.1 7.0 7.3 1.3 - - - - - 0.4 3.0 7.8
Most rain reported in a day
over 95 years
in 11.0 1.3 1.3 1.7 2.7 4.2 4.4 3.8 11.0 4.9 2.9 2.4 1.7
Most rain reported in a month
over 95 years
in 51.3 3.7 4.2 5.2 8.6 10.8 14.1 8.9 14.9 11.1 6.1 4.0 3.1
Least rain reported in a month
over 95 years
in 14.2 - - - 0.6 0.8 1.4 0.6 0.5 0.1 - - 0.1
Heating degree days
over 30 years
days 7148 1481 1200 940 488 194 28 5 15 137 436 869 1355
Cooling degree days
over 30 years
days 795 - - - 8 47 173 289 197 73 8 - -
Most snow reported in a month
over 95 years
in 54.7 22.1 18.0 20.0 12.0 - - - - - 4.0 15.5 25.0