Current conditions at
St. Louis Lambert International Airport (KSTL)
Lat: 38.75°NLon: 90.37°WElev: 604ft.
A Few Clouds
57°F
14°C
| Humidity | 67% |
| Wind Speed | E 8 mph |
| Barometer | 30.28 in (1024.8 mb) |
| Dewpoint | 46°F (8°C) |
| Visibility | 10.00 mi |
| Last update | 3 Oct 8:51 am CDT |
Extended Forecast for
Clayton MO
Today

High: 75 °F
Sunny
Tonight

Low: 54 °F
Partly Cloudy
Sunday

High: 78 °F
Sunny
Sunday Night

Low: 53 °F
Clear
Monday

High: 73 °F
Sunny
Monday Night

Low: 51 °F
Clear
Tuesday

High: 76 °F
Sunny
Tuesday Night

Low: 54 °F
Clear
Wednesday

High: 82 °F
Sunny
Detailed Forecast
Today
Sunny, with a high near 75. East wind around 5 mph.
Tonight
Partly cloudy, with a low around 54. Calm wind.
Sunday
Sunny, with a high near 78. Calm wind becoming north 5 to 7 mph in the afternoon.
Sunday Night
Clear, with a low around 53. North wind around 6 mph.
Monday
Sunny, with a high near 73. Northeast wind around 5 mph.
Monday Night
Clear, with a low around 51.
Tuesday
Sunny, with a high near 76.
Tuesday Night
Clear, with a low around 54.
Wednesday
Sunny, with a high near 82.
Wednesday Night
Mostly clear, with a low around 57.
Thursday
Sunny, with a high near 84.
Thursday Night
Mostly clear, with a low around 60.
Friday
Sunny, with a high near 84.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Clayton MO
38.64°N 90.32°W (Elev. 558 ft)
38.64°N 90.32°W (Elev. 558 ft)
8:21 am CDT Oct 3, 2026
9am CDT Oct 3, 2026-6pm CDT Oct 9, 2026


