St Louis Airport (STL) Weather 08/11/2025
Overnight
73
Slight Chance T-storms
Monday
90
Mostly Sunny then Slight Chance T-storms
Monday Night
76
Chance T-storms
Tuesday
92
Slight Chance T-storms then Chance T-storms
Tuesday Night
73
Chance T-storms
Wednesday
88
Chance T-storms
Wednesday Night
72
Partly Cloudy
Thursday
90
Mostly Sunny then Slight Chance T-storms
Thursday Night
74
Partly Cloudy
Friday
93
Mostly Sunny
Friday Night
75
Partly Cloudy
Saturday
95
Sunny
Saturday Night
76
Mostly Clear
Weekly Forecast
Overnight
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73. Southeast wind around 5 mph.
Monday
A slight chance of showers and thunderstorms before 7am, then a slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 90. Calm wind becoming south 5 to 7 mph in the afternoon. Chance of precipitation is 20%.
Monday Night
A 30 percent chance of showers and thunderstorms, mainly before 10pm. Mostly clear, with a low around 76. South wind 3 to 6 mph.
Tuesday
A 50 percent chance of showers and thunderstorms, mainly after noon. Increasing clouds, with a high near 92. Southwest wind 3 to 7 mph.
Tuesday Night
A 30 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 73. West wind around 5 mph becoming calm in the evening.
Wednesday
A 30 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 88.
Wednesday Night
Partly cloudy, with a low around 72.
Thursday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 90.
Thursday Night
Partly cloudy, with a low around 74.
Friday
Mostly sunny, with a high near 93.
Friday Night
Partly cloudy, with a low around 75.
Saturday
Sunny, with a high near 95.
Saturday Night
Mostly clear, with a low around 76.