Sioux City 7-day weather forecast

Written by:
June 8, 2026
ESOlex // Shutterstock

Sioux City 7-day weather forecast

Stacker created the forecast for Sioux City, Iowa using data from OpenWeather. This week's high is 102 °F on Sunday, while the low is 64 °F on Saturday. There are expected to be 2 sunny days and rain on 3 days this week.

There are currently no weather alerts.

Monday, July 6

- High of 92 °F, low of 68 °F (49% humidity)
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (9 UV index)
- Gentle breeze (9 mph wind)
- Sunrise at 5:54 AM, sunset at 9:05 PM
1 / 6
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Tuesday, July 7

- High of 93 °F, low of 68 °F (46% humidity)
- Partly cloudy with a 20% chance of rain (0 mm of rain)
- Very high risk of harm from sun exposure (9 UV index)
- Moderate breeze (15 mph wind)
- Sunrise at 5:55 AM, sunset at 9:05 PM
- Last quarter moon
2 / 6
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Wednesday, July 8

- High of 93 °F, low of 72 °F (44% humidity)
- Partly cloudy with a 100% chance of rain (5 mm of rain)
- Very high risk of harm from sun exposure (8 UV index)
- Moderate breeze (14 mph wind)
- Sunrise at 5:56 AM, sunset at 9:04 PM
3 / 6
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Thursday, July 9

- High of 87 °F, low of 68 °F (54% humidity)
- Overcast with a 100% chance of rain (3 mm of rain)
- Very high risk of harm from sun exposure (8 UV index)
- Gentle breeze (11 mph wind)
- Sunrise at 5:56 AM, sunset at 9:04 PM
4 / 6
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Friday, July 10

- High of 87 °F, low of 67 °F (50% humidity)
- Overcast with a 0% chance of rain
- Gentle breeze (9 mph wind)
- Sunrise at 5:57 AM, sunset at 9:04 PM
5 / 6
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Saturday, July 11

- High of 95 °F, low of 64 °F (44% humidity)
- Partly sunny with a 0% chance of rain
- Gentle breeze (8 mph wind)
- Sunrise at 5:58 AM, sunset at 9:03 PM
6 / 6
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Sunday, July 12

- High of 102 °F, low of 72 °F (40% humidity)
- Sunny with a 0% chance of rain
- Moderate breeze (13 mph wind)
- Sunrise at 5:59 AM, sunset at 9:03 PM

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