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United States weather

10 day weather forecast for Sioux City

Sunday, July 19th, 2026, at 17:27
today
Heat Advisory
Sunny
36° 19°
tomorrow
Heat Advisory
Sunny
43° 23°
Tuesday
Sunny
34° 20°
Wednesday
Partly cloudy
26° 18°
Thursday
Patchy rain possible
26° 18°
Friday
Sunny
29° 18°
Saturday
Sunny
33° 17°
 More Details See
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Sioux City Weather Pages

Sioux City weather forecast

The weather forecast for Sioux City for today indicates extremely hot conditions with temperatures around 36 °C.

Rain is expected on Monday, Wednesday, and Thursday.

Wind speeds are expected to be strong, averaging around 26 km/h.

On Monday, a significant warming trend with temperatures reaching 43°C, and light showers with a 57% chance.

Weather today
Sioux City weather forecast

Sioux City 14 days weather forecast

This weeks weather in Sioux City. Click on a date for detailed forecasts
Sun. 19
36°
19°
Weather Alert
Sunny
0 mm
Mon. 20
43°
23°
Weather Alert
Sunny
2.4 mm
Tue. 21
34°
20°
Sunny
0 mm
Wed. 22
26°
18°
Partly cloudy
0.6 mm
Thu. 23
26°
18°
Patchy rain possible
7.9 mm
Fri. 24
29°
18°
Sunny
4.4 mm
Sat. 25
33°
17°
Sunny
0 mm
Sun. 26
38°
18°
Sunny
0 mm
Mon. 27
37°
20°
Sunny
4.1 mm
Tue. 28
39°
21°
Sunny
0 mm
Wed. 29
40°
23°
Sunny
0 mm
Thu. 30
42°
25°
Sunny
0 mm
Fri. 31
48°
28°
Sunny
0 mm
Sat. 1
36°
25°
Sunny
0 mm
Further Ahead
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Access Sioux City weather forecasts with a simple click. Select any date for comprehensive insights on temperature, rainfall, and wind conditions.
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Sioux City long range weather forecast

30 day weather forecast for Sioux City
June
August
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Mist
31°
2
Partly cloudy
35°
3
Partly cloudy
33°
4
Thundery outbreaks possible
33°
5
Thundery outbreaks possible
32°
6
Thundery outbreaks possible
32°
7
Overcast
30°
8
Moderate or heavy rain shower
31°
9
Fog
32°
10
Light rain shower
30°
11
Heavy rain
30°
12
Light rain shower
31°
13
Mist
32°
14
Mist
34°
15
Overcast
33°
16
Torrential rain shower
30°
17
Cloudy
29°
18
Thundery outbreaks possible
31°
19
Weather Alert Sunny
36°
20
Weather Alert Sunny
43°
21
Sunny
34°
22
Partly cloudy
26°
23
Patchy rain possible
26°
24
Sunny
29°
25
Sunny
33°
26
Sunny
38°
27
Sunny
37°
28
Sunny
39°
29
Sunny
40°
30
Sunny
42°
31
Sunny
48°
Important Notice
Our Sioux City long range weather forecast is based on historical data analysis rather than real-time forecasting models. While this provides a general outlook, weather conditions can change. We recommend checking the forecast closer to your planned date for the most current information.

Rain Forecast for the Next 14 Days in Sioux City

The chart displays the expected rainfall values (in mm) over the next 14 days in Sioux City, highlighting variations in precipitation levels for specific dates. ☔

Sioux City Wind Speed Forecast Chart

This chart illustrates the projected daily max wind speed (in km) in Sioux City over the next two weeks, providing insights into periods of increased or decreased wind activity. 🌀

Frequently asked questions about the weather in Sioux City

How warm is it in Sioux City over the next 14 days?
Over the next two weeks, temperatures in Sioux City are expected to range from around 17 °C on the coldest nights up to about 48 °C on the warmest days. Use this range to plan what to pack and wear.

Will it rain in Sioux City in the next two weeks?
Yes - rain is expected on about 7 of the next 14 days in Sioux City, with roughly 19.5 mm of rainfall in total. It is worth keeping an umbrella or raincoat handy.

How windy is it in Sioux City?
Maximum wind speeds in Sioux City are forecast to reach about 36 km/h at their peak over the next 14 days.

When is the best time to visit Sioux City?
For a month-by-month look at temperatures and rainfall, see our best time to visit Sioux City guide.

How accurate is the 14-day forecast for Sioux City?
Our Sioux City forecast uses leading meteorological models and is most reliable over the next few days. Long-range days beyond a week show general trends and can change, so check back closer to the date for updates.

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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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