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Sioux City IA Weather - Overcast - 67°F
Overcast
67°F
Updated 4:35 am
Feels Like 67°F
Humidity 90%
Wind SSE 7 mph
Barometer  30.01 in
Dew Point 64°F
Sioux City IA Weather - Overcast - 19°C
Overcast
19°C
Updated 4:35 am
Feels Like 19°C
Humidity 90%
Wind SSE 11 km/h
Barometer  101.6 kPa
Dew Point 18°C
Sioux City, IA Weather and Current Conditionssioux city ia weather forecast

Sioux City, IA Weather Forecast

Sioux City Iowa WeatherSioux City, Iowa Weather Weather Forecast
14 day API weather forecast for Sioux City, Iowa. Note: The 7-day weather forecast for Sioux City, IA is the most reliable and accurate weather forecast. This model should only be used as a likely scenario. It is difficult to predict weather more than 7 days ahead.
Sioux City, IA Weather Forecast Dated: 435 AM Mon Aug 24 2026 (Sioux City Time)
Mon, 24th
Sioux City IA Weather  - Monday, Aug 24, 2026 - Overcast
Lo: 18°C64°F
Hi: 28°C83°F
Overcast Monday, temperatures as high as 83°F28°C, low temperature around 64°F18°C, chance of rain 80%, wind out of the SSE 12 mph19 km/h. Barometric pressure 29.94 in1014 mb, visibility 6 mi10 km, humidity 76%.
Tue, 25th
Sioux City IA Weather  - Tuesday, Aug 25, 2026 - Sunny
Lo: 19°C65°F
Hi: 32°C90°F
Sunny Tuesday, temperatures as high as 90°F32°C, low temperature around 65°F19°C, chance of rain 44%, wind out of the SSW 8 mph13 km/h. Barometric pressure 29.94 in1014 mb, visibility 6 mi10 km, humidity 67%.
Wed, 26th
Sioux City IA Weather  - Wednesday, Aug 26, 2026 - Sunny
Lo: 19°C65°F
Hi: 29°C84°F
Sunny Wednesday, temperatures as high as 84°F29°C, low temperature around 65°F19°C, chance of rain 57%, wind out of the NW 15 mph24 km/h. Barometric pressure 29.94 in1014 mb, visibility 6 mi10 km, humidity 62%.
Thu, 27th
Sioux City IA Weather  - Thursday, Aug 27, 2026 - Sunny
Lo: 18°C64°F
Hi: 28°C83°F
Sunny Thursday, temperatures as high as 83°F28°C, low temperature around 64°F18°C, chance of rain 3%, wind out of the N 7 mph11 km/h. Barometric pressure 29.97 in1015 mb, visibility 6 mi10 km, humidity 50%.
Fri, 28th
Sioux City IA Weather  - Friday, Aug 28, 2026 - Overcast
Lo: 16°C61°F
Hi: 27°C80°F
Overcast Friday, temperatures as high as 80°F27°C, low temperature around 61°F16°C, chance of rain 36%, wind out of the SE 12 mph19 km/h. Barometric pressure 29.97 in1015 mb, visibility 6 mi10 km, humidity 57%.
Sat, 29th
Sioux City IA Weather  - Saturday, Aug 29, 2026 - Light Rain Shower
Lo: 17°C62°F
Hi: 25°C78°F
Light rain shower Saturday, temperatures as high as 78°F25°C, low temperature around 62°F17°C, chance of rain 73%, wind out of the ESE 12 mph19 km/h. Barometric pressure 29.88 in1012 mb, visibility 6 mi10 km, humidity 83%.
Sun, 30th
Sioux City IA Weather  - Sunday, Aug 30, 2026 - Overcast
Lo: 16°C61°F
Hi: 29°C85°F
Overcast Sunday, temperatures as high as 85°F29°C, low temperature around 61°F16°C, chance of rain 51%, wind out of the E 13 mph21 km/h. Barometric pressure 29.8 in1009 mb, visibility 5 mi8 km, humidity 74%.
Mon, 31st
Sioux City IA Weather  - Monday, Aug 31, 2026 - Sunny
Lo: 20°C69°F
Hi: 31°C88°F
Sunny Monday, temperatures as high as 88°F31°C, low temperature around 69°F20°C, chance of rain 66%, wind out of the E 13 mph21 km/h. Barometric pressure 29.77 in1008 mb, visibility 6 mi9 km, humidity 75%.
Tue, 1st
Sioux City IA Weather  - Tuesday, Sep 1, 2026 - Overcast
Lo: 21°C70°F
Hi: 27°C80°F
Overcast Tuesday, temperatures as high as 80°F27°C, low temperature around 70°F21°C, chance of rain 20%, wind out of the ESE 16 mph25 km/h. Barometric pressure 29.74 in1007 mb, visibility 6 mi9 km, humidity 78%.
Wed, 2nd
Sioux City IA Weather  - Wednesday, Sep 2, 2026 - Sunny
Lo: 20°C67°F
Hi: 29°C85°F
Sunny Wednesday, temperatures as high as 85°F29°C, low temperature around 67°F20°C, chance of rain 17%, wind out of the ESE 7 mph11 km/h. Barometric pressure 29.8 in1009 mb, visibility 4 mi7 km, humidity 73%.
Thu, 3rd
Sioux City IA Weather  - Thursday, Sep 3, 2026 - Light Rain Shower
Lo: 19°C67°F
Hi: 24°C74°F
Light rain shower Thursday, temperatures as high as 74°F24°C, low temperature around 67°F19°C, chance of rain 87%, wind out of the SE 14 mph23 km/h. Barometric pressure 29.83 in1010 mb, visibility 6 mi10 km, humidity 86%.
Fri, 4th
Sioux City IA Weather  - Friday, Sep 4, 2026 - Light Rain Shower
Lo: 18°C64°F
Hi: 28°C82°F
Light rain shower Friday, temperatures as high as 82°F28°C, low temperature around 64°F18°C, chance of rain 74%, wind out of the S 14 mph22 km/h. Barometric pressure 29.74 in1007 mb, visibility 6 mi10 km, humidity 85%.
Sat, 5th
Sioux City IA Weather  - Saturday, Sep 5, 2026 - Sunny
Lo: 22°C71°F
Hi: 33°C91°F
Sunny Saturday, temperatures as high as 91°F33°C, low temperature around 71°F22°C, chance of rain 7%, wind out of the SSE 13 mph22 km/h. Barometric pressure 29.71 in1006 mb, visibility 6 mi9 km, humidity 71%.
Sun, 6th
Sioux City IA Weather  - Sunday, Sep 6, 2026 - Overcast
Lo: 17°C63°F
Hi: 27°C80°F
Overcast Sunday, temperatures as high as 80°F27°C, low temperature around 63°F17°C, chance of rain 86%, wind out of the S 16 mph26 km/h. Barometric pressure 29.71 in1006 mb, visibility 6 mi9 km, humidity 80%.

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