Sioux Falls Airport (FSD) Weather 07/13/2026
Tonight
66
Chance T-storms
Independence Day
84
Slight Chance Showers then Mostly Sunny
Saturday Night
62
Partly Cloudy
Sunday
84
Sunny
Sunday Night
62
Mostly Clear
Monday
86
Sunny
Monday Night
64
Mostly Clear
Tuesday
86
Mostly Sunny
Tuesday Night
66
Partly Cloudy then Chance Showers
Wednesday
86
Chance Showers then Chance T-storms
Wednesday Night
65
Chance T-storms
Thursday
85
Mostly Sunny
Thursday Night
64
Partly Cloudy
Weekly Forecast
Tonight
A chance of showers and thunderstorms before 1am, then a slight chance of showers between 1am and 4am. Increasing clouds, with a low around 66. Southeast wind 5 to 10 mph becoming west after midnight. Chance of precipitation is 30%.
Independence Day
A 20 percent chance of showers before 8am. Mostly cloudy, then gradually becoming sunny, with a high near 84. Northwest wind around 5 mph.
Saturday Night
Partly cloudy, with a low around 62. North northwest wind around 5 mph becoming calm in the evening.
Sunday
Sunny, with a high near 84. Calm wind becoming north around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 62. East northeast wind around 5 mph becoming calm after midnight.
Monday
Sunny, with a high near 86. South southeast wind 5 to 10 mph.
Monday Night
Mostly clear, with a low around 64.
Tuesday
Mostly sunny, with a high near 86.
Tuesday Night
A 30 percent chance of showers after 1am. Partly cloudy, with a low around 66.
Wednesday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 86. Chance of precipitation is 40%.
Wednesday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 65.
Thursday
Mostly sunny, with a high near 85.
Thursday Night
Partly cloudy, with a low around 64.