Sioux City, Iowa, United States Climate

Weather: 17.13°C/62.83°F, Wind SW at 11.32 km/h, 50% Humidity, 0% Chance of rain

United States
(Photo by Taylor Grote on Unsplash)
Contents

Sioux City Climate Summary

Located at an elevation of None meters (0 feet) above sea level, Sioux City has a Humid continental, no dry season, hot summer climate (Classification: Dfa). The district’s yearly temperature is 10.17ºC (50.31ºF) and it is -2.47% lower than United States’s averages. Sioux City typically receives about 19.65 millimeters (0.77 inches) of precipitation and has 32.17 rainy days (8.81% of the time) annually.

CountryUnited States
CityIowa
Longitude-96.4049408
Latitude42.4963416
Attitude/ElevationNonem (0ft)
Local timeThursday 22:51
Annual high temperature13.67ºC (56.61ºF)
Annual low temperature4.93ºC (40.87ºF)
Average annual precip.19.65mm (0.77in)
Warmest monthJuly (28.23ºC / 82.81ºF)
Coldest MonthFebruary (-10.91ºC / 12.36ºF)
Wettest MonthMay (33.94mm / 1.34in)
Driest MonthJanuary (7.22mm / 0.28in)
Number of days with rainfall (≥ 1.0 mm)32.17 days (8.81%)
Days with no rain332.83 days (91.19%)
Humidity73.59%

Climate Sioux City: Weather By Month

MonthJanFebMarAprMayJunJulAugSepNovOctDecYear
Record high °C (°F)10.0(50.0)13.0(55.4)21.0(69.8)27.0(80.6)36.0(96.8)35.0(95.0)35.0(95.0)36.0(96.8)39.0(102.2)31.0(87.8)22.0(71.6)14.0(57.2)39.0(102.2)
Average high °C (°F)-2.84(26.89)-3.4(25.88)6.81(44.26)12.82(55.08)20.77(69.39)27.02(80.64)28.23(82.81)27.57(81.63)25.16(77.29)13.68(56.62)6.93(44.47)1.27(34.29)13.67(56.61)
Daily mean °C (°F)-5.78(21.6)-6.44(20.41)3.53(38.35)9.06(48.31)17.39(63.3)23.69(74.64)24.73(76.51)23.43(74.17)20.82(69.48)9.73(49.51)3.59(38.46)-1.67(28.99)10.17(50.31)
Average low °C (°F)-9.77(14.41)-10.91(12.36)-1.02(30.16)3.32(37.98)11.73(53.11)17.61(63.7)18.53(65.35)16.69(62.04)14.34(57.81)4.6(40.28)-0.66(30.81)-5.3(22.46)4.93(40.87)
Record low °C (°F)-30.0(-22.0)-24.0(-11.2)-23.0(-9.4)-12.0(10.4)1.0(33.8)10.0(50.0)12.0(53.6)9.0(48.2)1.0(33.8)-12.0(10.4)-15.0(5.0)-16.0(3.2)-30.0(-22.0)
Average precipitation mm (inches)7.22(0.28)7.65(0.3)17.07(0.67)24.9(0.98)33.94(1.34)31.48(1.24)28.53(1.12)25.15(0.99)27.78(1.09)11.32(0.45)9.57(0.38)11.19(0.44)19.65(0.77)
Average precipitation days (≥ 1.0 mm)1.01.552.363.094.364.184.093.362.912.271.731.272.68
Average relative humidity (%)77.8180.9875.2267.4372.1775.880.476.2968.6662.1267.2279.0173.59
Mean monthly sunshine hours7.988.229.09.7710.9914.8113.1410.6610.499.358.037.079.96

Climate Graph

The chart below shows the mean monthly temperature and precipitation of Sioux City in recent years.

Sioux City

Sioux City Temperature by Month

July
24.73°C | 76.51°F
June
23.69°C | 74.64°F
August
23.43°C | 74.17°F
September
20.82°C | 69.48°F
May
17.39°C | 63.3°F
October
9.73°C | 49.51°F
April
9.06°C | 48.31°F
November
3.59°C | 38.46°F
March
3.53°C | 38.35°F
December
-1.67°C | 28.99°F
January
-5.78°C | 21.6°F
February
-6.44°C | 20.41°F

Historical Data

Summary
  • 2020
  • 2019
  • 2018
  • January
  • February
  • March
  • April
  • May
  • June
  • July
  • August
  • September
  • October
  • November
  • December
TemperatureMaxAverageMin
Max Temperature5.0°C (41.0°F)0.48°C (32.86°F)-8.0°C (17.6°F)
Avg Temperature2.0°C (35.6°F)-2.32°C (27.82°F)-11.0°C (12.2°F)
Min Temperature1.0°C (33.8°F)-5.71°C (21.72°F)-16.0°C (3.2°F)
Dew PointMaxAverageMin
Dew Point0.0°C (0°F)-5.16°C (22.71°F)-15.0°C (5.0°F)
PrecipitationMaxAverageMinSum
Precipitation19.7mm | 0.78in1.95mm | 0.08in0.0mm | 0in60.4mm | 2.38in
Snowdepth5.4mm | 0.21in0.2mm | 0.01in0.0mm | 0in6.3mm | 0.25in
WindMaxAverageMin
Wind32.0kmh | 19.88mph14.68kmh | 9.12mph5.0kmh | 3.11mph
Gust Wind46.0kmh | 28.58mph24.32kmh | 15.11mph9.0kmh | 5.59mph
Sea Level PressureMaxAverageMin
Sea Level Pressure19.7mb1.95mb0.0mb
Sioux City

Daily Observations

TimeTemperatureDew PointHumidityWind SpeedPressurePrecipitation
December° C | ° F° C | ° F%Kph | MphHg | MbTotal (mm/in)
2018-12-012 | 35.60 | 32.09032 | 19.8829.53 | 100018.6 | 0.73
2018-12-02-2 | 28.4-3 | 26.69027 | 16.7829.8 | 10095.1 | 0.2
2018-12-03-5 | 23.0-7 | 19.49114 | 8.730.33 | 10270.2 | 0.01
2018-12-04-6 | 21.2-9 | 15.8899 | 5.5930.3 | 10260.1 | 0.0
2018-12-05-4 | 24.8-7 | 19.48711 | 6.8430.18 | 10220.0 | 0.0
2018-12-06-9 | 15.8-10 | 14.0928 | 4.9730.47 | 10320.0 | 0.0
2018-12-07-6 | 21.2-8 | 17.69210 | 6.2130.53 | 10340.3 | 0.01
2018-12-08-6 | 21.2-8 | 17.69312 | 7.4630.5 | 10330.0 | 0.0
2018-12-09-7 | 19.4-9 | 15.89011 | 6.8430.39 | 10290.0 | 0.0
2018-12-10-6 | 21.2-9 | 15.88810 | 6.2130.3 | 10260.0 | 0.0
2018-12-11-3 | 26.6-6 | 21.2879 | 5.5930.0 | 10160.0 | 0.0
2018-12-12-2 | 28.4-4 | 24.89112 | 7.4629.85 | 10110.0 | 0.0
2018-12-13-1 | 30.2-3 | 26.69214 | 8.730.06 | 10180.0 | 0.0
2018-12-140 | 32.0-4 | 24.8765 | 3.1130.3 | 10260.0 | 0.0
2018-12-150 | 32.0-4 | 24.87614 | 8.730.18 | 10220.0 | 0.0
2018-12-161 | 33.8-2 | 28.48411 | 6.8430.27 | 10250.0 | 0.0
2018-12-172 | 35.6-2 | 28.47913 | 8.0830.21 | 10230.0 | 0.0
2018-12-182 | 35.6-0 | 32.08514 | 8.729.94 | 10140.0 | 0.0
2018-12-192 | 35.60 | 32.08714 | 8.729.71 | 10060.4 | 0.02
2018-12-201 | 33.8-2 | 28.48024 | 14.9129.97 | 10150.0 | 0.0
2018-12-21-0 | 32.0-4 | 24.87813 | 8.0829.88 | 10120.0 | 0.0
2018-12-221 | 33.8-4 | 24.87715 | 9.3229.97 | 10150.0 | 0.0
2018-12-230 | 32.0-6 | 21.26711 | 6.8430.21 | 10230.0 | 0.0
2018-12-24-0 | 32.0-5 | 23.07210 | 6.2130.15 | 10210.0 | 0.0
2018-12-251 | 33.8-2 | 28.4885 | 3.1130.24 | 10240.0 | 0.0
2018-12-262 | 35.60 | 32.09421 | 13.0530.15 | 102113.3 | 0.52
2018-12-270 | 32.0-1 | 30.29323 | 14.2929.65 | 100419.7 | 0.78
2018-12-28-11 | 12.2-13 | 8.68130 | 18.6430.21 | 10231.6 | 0.06
2018-12-29-11 | 12.2-15 | 5.07813 | 8.0830.36 | 10280.0 | 0.0
2018-12-30-2 | 28.4-6 | 21.28318 | 11.1829.83 | 10100.0 | 0.0
2018-12-31-5 | 23.0-7 | 19.48522 | 13.6729.94 | 10141.1 | 0.04

Sioux City 3 Year Historical Weather Data

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