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Weather in Sioux City, Iowa for July 2026

Your guide to Sioux City weather in July - trends and predictions

    Temperatures

  • In general, the average temperature in Sioux City at the beginning of July is 31.9 °F. As the month progressed, temperatures tended to slightly decrease, reaching an average of 31.7 °F by the end of July.

  • Rain 🌧️

  • The climate of Sioux City in July is notably wet, with an average of 11 rainy days, and a total of 352.9 mm of precipitation.

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Average dry days
20
Dry days
Average rainy days
11
Rainy days
Average snowy days
0
Snow days
Average temperatures
31°/19°
Temperatures
Average wind speed
21 km/h
Avg max wind
Average humidity
77 %
Avg humidity

Sioux City Weather July

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Temperatures trend during July in Sioux City

See the weather trend as well as the moving average line

July weather in Sioux City day by day

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Date Weather Temperatures Rain UV More
Jul. 1 Mist
Mist
32° /14° 0 mm 7
Jul. 2 Partly cloudy
Partly cloudy
36° /16° 0 mm 9
Jul. 3 Partly cloudy
Partly cloudy
36° /20° 0 mm 9
Jul. 4 Thundery outbreaks possible
Thundery outbreaks possible
33° /22° 7.1 mm 7
Jul. 5 Thundery outbreaks possible
Thundery outbreaks possible
30° /22° 12.7 mm 7
Jul. 6 Thundery outbreaks possible
Thundery outbreaks possible
30° /19° 0 mm 7
Jul. 7 Overcast
Overcast
26° /17° 0 mm 6
Jul. 8 Moderate or heavy rain shower
Moderate or heavy rain shower
29° /19° 82.6 mm 6
Jul. 9 Fog
Fog
32° /17° 0 mm 7
Jul. 10 Light rain shower
Light rain shower
29° /19° 6.9 mm 6
Jul. 11 Heavy rain
Heavy rain
27° /19° 146 mm 6
Jul. 12 Light rain shower
Light rain shower
28° /17° 6 mm 6
Jul. 13 Mist
Mist
31° /14° 0 mm 7
Jul. 14 Mist
Mist
35° /17° 0 mm 8
Jul. 15 Overcast
Overcast
33° /19° 0 mm 7
Jul. 16 Torrential rain shower
Torrential rain shower
26° /19° 56.9 mm 6
Jul. 17 Cloudy
Cloudy
23° /14° 0 mm 5
Jul. 18 Thundery outbreaks possible
Thundery outbreaks possible
27° /17° 0 mm 6
Jul. 19 Fog
Fog
27° /21° 3 mm 6
Jul. 20 Thundery outbreaks possible
Thundery outbreaks possible
27° /18° 0 mm 6
Jul. 21 Thundery outbreaks possible
Thundery outbreaks possible
31° /24° 0 mm 7
Jul. 22 Thundery outbreaks possible
Thundery outbreaks possible
36° /24° 0 mm 8
Jul. 23 Sunny
Sunny
37° /23° 0 mm 9
Jul. 24 Fog
Fog
29° /21° 10.9 mm 6
Jul. 25 Fog
Fog
28° /19° 6 mm 6
Jul. 26 Mist
Mist
30° /22° 0 mm 7
Jul. 27 Fog
Fog
38° /20° 0 mm 8
Jul. 28 Fog
Fog
38° /23° 0 mm 8
Jul. 29 Thundery outbreaks possible
Thundery outbreaks possible
35° /21° 0 mm 8
Jul. 30 Light rain shower
Light rain shower
27° /20° 15 mm 6
Jul. 31 Fog
Fog
26° /16° 0 mm 6
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Important Notice
Our weather forecast for Sioux City in July is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Sioux City forecast closer to your planned date for the most up-to-date weather information.

Sioux City in July - FAQ

What are the expected maximum and minimum temperatures in Sioux City during July?
Expect warm days with temperatures around 31°, cooling to mild conditions of 19° after sunset. Perfect for those who enjoy warm weather.
How much rainfall should be expected in Sioux City during July?
Significant rainfall exceeding 352.9 mm is expected in Sioux City during July, occurring over more than 11 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Sioux City during July?
The average wind speed in Sioux City during July is 21 km/h, suggesting breezy to windy conditions, depending on your activities.

July rainfall patterns in Sioux City

Explore the daily rainfall trends and prepare for Sioux Citys July weather 💧
Typically, Sioux City has 11 rainy days in July with a total of 352.9 mm of rainfall.

UV exposure in Sioux City during July

Stay informed about UV levels for safe outdoor activities throughout the month of July ☀️

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Location coordinates Where is Sioux City?

Get accurate weather forecasts for Sioux City, located at latitude 42.5 and longitude -96.4. Stay updated with localized weather information tailored for Sioux City.

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