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Weather Averages for Sioux City, IA

7-day Forecast / 10-day Forecast
Monday
High: 32°F
Low: 14°F
Light snow
 
Tuesday
High: 39°F
Low: 18°F
Sunny
 
Wednesday
High: 43°F
Low: 22°F
Sunny
 
Thursday
High: 42°F
Low: 26°F
Sunny
 
Friday
High: 39°F
Low: 28°F
Sunny
 

Latitude: 42°24'N, Longitude: 96°23'W, Elevation: 1103.0 ft, Distance: 6.55 mi                 Sioux City, IA Averages »

  Unit Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average temperature
over 48 years		 °F 48 17 24 35 50 62 71 75 73 64 51 36 23
Average high temperature
over 48 years		 °F 59 28 33 44 62 73 82 86 84 75 64 46 32
Average low temperature
over 48 years		 °F 37 8 14 24 37 50 60 64 62 51 39 26 14
Highest recorded temperature
over 48 years		 °F 107 69 71 91 96 102 107 107 104 102 93 80 68
Lowest recorded temperature
over 48 years		 °F -25 -25 -25 -22 -2 24 39 42 37 24 12 -9 -23
Average number of rainy days
over 53 years		 days 99 7 7 9 10 11 11 9 9 8 6 6 7
Average number of days above 90°F
over 48 years		 days 28 - - - - 1 6 10 7 2 - - -
Average precipitation
over 48 years		 in 25.8 0.6 0.8 1.8 2.4 3.5 3.8 3.4 3.1 2.6 1.9 1.1 0.7
Average dew point
over 48 years		 °F 37 10 16 24 35 46 57 62 62 51 39 26 16
Most recorded rainfall
over 48 years		 in 35.0 2.4 2.7 5.9 6.7 8.5 8.8 10.3 7.8 9.7 5.3 4.1 2.2
Least recorded rainfall
over 48 years		 in 14.3 0.1 0.1 - 0.5 0.6 0.5 0.4 0.1 0.1 - - 0.1
Average number of days with thunderstorms
over 48 years		 days 41 - - 1 3 7 8 8 7 5 2 - -
Average number of days with fog
over 48 years		 days 98 9 9 10 7 7 5 6 10 8 7 9 11
Average morning relative humidity
over 48 years		 % 82 78 79 81 78 80 82 86 88 86 81 81 81
Average evening relative humidity
over 48 years		 % 54 64 62 58 46 48 50 53 54 50 46 56 65
Average wind speed
over 48 years		 mph 12.0 14.0 14.0 14.0 16.0 11.0 12.0 11.0 9.0 9.0 10.0 16.0 14.0
Average number of days below 32°F
over 48 years		 days 151 31 27 24 9 1 - - - - 7 23 30
Average snowfall
over 53 years		 in 31.8 6.3 5.8 7.5 1.5 0.1 - - - - 0.7 3.9 6.0
Average number of days above 65°F
over 48 years		 days 175 - - 3 12 24 29 31 31 26 16 3 -
Average number of clear days
over 53 years		 days 105 8 7 6 7 7 8 11 12 12 12 7 8
Heating degree days
over 30 years		 days 6893 1466 1159 905 444 171 19 - 12 103 417 858 1339
Cooling degree days
over 30 years		 days 907 - - - - 65 193 332 254 55 8 - -
Average possibility of sunshine
over 53 years		 % 61 57 56 57 59 62 67 73 70 66 63 51 50
Average number of cloudy days
over 53 years		 days 157 15 14 17 14 15 11 8 8 11 11 16 16
Average number of partly cloudy days
over 53 years		 days 104 8 7 8 9 9 11 12 11 7 8 7 7
Average number of days below 5°F
over 48 years		 days 32 13 8 2 - - - - - - - 1 8

Check weather averages for nearby locations (some locations might offer more data):
Latitude: 42°24'N, Longitude: 96°22'W, Elevation: 1095.0 ft, Distance: 6.70 mi
Latitude: 42°46'N, Longitude: 96°10'W, Elevation: 1195.0 ft, Distance: 22.22 mi
Latitude: 42°9'N, Longitude: 96°30'W, Elevation: 1216.0 ft, Distance: 24.33 mi
Latitude: 42°16'N, Longitude: 96°52'W, Elevation: 1410.0 ft, Distance: 28.60 mi
Back to current weather in Sioux City, IA »



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