Dakota Dunes Weather Forecast
- 67
- 83
Increasing Clouds
- 69
- 83
Chance Thunderstorms
- 71
- 87
Partly Sunny
- 73
- 94
Mostly Sunny
- 71
- 93
Chance Thunderstorms
- 67
- 90
Chance Thunderstorms
- 62
- 79
Chance Rain Showers
Today 24 Jul Union
Partly sunny. Highs in the lower 80s. North Winds around 5 Mph.
Tonight 24 Jul Union
Partly cloudy. Lows in the mid 60s. East Winds around 5 Mph.
Dakota Dunes Temperature Statistics
July Temperature
Sioux City, Sioux Gateway Airport (7.5 miles)
Lowest 17 July, 2025
56.6 °FAverage July
75.4 °FHighest 3 July, 2025
93.7 °F
Climate (2020–Present)
Sioux City, Sioux Gateway Airport (7.5 miles)
Average Low 2020–2025
38.7 °FAverage 2020–2025
50.6 °FAverage High 2020–2025
62.6 °F