Sioux Gateway Airport (SUX) Weather 06/23/2026
Overnight
59
Slight Chance T-storms
Wednesday
85
Becoming Sunny and Windy
Wednesday Night
55
Mostly Clear and Windy then Mostly Clear
Thursday
79
Mostly Sunny
Thursday Night
52
Mostly Clear
Juneteenth
86
Mostly Sunny
Friday Night
59
Mostly Cloudy
Saturday
86
Chance Showers
Saturday Night
61
Showers
Sunday
77
Showers Likely
Sunday Night
55
Partly Cloudy
Monday
78
Partly Sunny
Monday Night
55
Partly Cloudy
Weekly Forecast
Overnight
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 59. Southeast wind around 10 mph.
Wednesday
Mostly cloudy through mid morning, then gradual clearing, with a high near 85. Windy, with a south wind 10 to 20 mph becoming west northwest 20 to 30 mph. Winds could gust as high as 45 mph.
Wednesday Night
Mostly clear, with a low around 55. Windy, with a northwest wind 20 to 30 mph decreasing to 10 to 20 mph after midnight. Winds could gust as high as 40 mph.
Thursday
Mostly sunny, with a high near 79. Northwest wind 10 to 15 mph, with gusts as high as 20 mph.
Thursday Night
Mostly clear, with a low around 52. Northwest wind 5 to 10 mph becoming light and variable in the evening.
Juneteenth
Mostly sunny, with a high near 86. Light and variable wind becoming west 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Friday Night
Mostly cloudy, with a low around 59.
Saturday
A 40 percent chance of showers. Partly sunny, with a high near 86.
Saturday Night
Showers and possibly a thunderstorm. Low around 61. Chance of precipitation is 90%.
Sunday
Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 77. Chance of precipitation is 60%.
Sunday Night
Partly cloudy, with a low around 55.
Monday
Partly sunny, with a high near 78.
Monday Night
Partly cloudy, with a low around 55.