Sioux City Weather Forecast
- 68
- 92
Mostly Sunny
- 66
- 91
Chance Thunderstorms
- 59
- 81
Chance Thunderstorms
- 59
- 75
Slight Chance Rain Showers
- 66
- 81
Chance Thunderstorms
- 64
- 84
Chance Thunderstorms
- 66
- 83
Partly Sunny
Today 14 Jul Woodbury
Sunny. Highs around 90. South Winds 10 to 15 Mph.
Tonight 14 Jul Woodbury
Mostly clear. Lows in the mid 60s. South Winds 5 to 10 Mph with Gusts up to 20 Mph. Heat index Values in the upper 90s early this evening.
Sioux City Temperature Statistics
July Temperature
Sioux City, Sioux Gateway Airport (6.2 miles)
Lowest 1 July, 2025
59 °FAverage July
76.1 °FHighest 3 July, 2025
93 °F
Climate (2020–Present)
Sioux City, Sioux Gateway Airport (6.2 miles)
Average Low 2020–2025
38.7 °FAverage 2020–2025
50.6 °FAverage High 2020–2025
62.6 °F