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Current conditions at
St. Louis, Spirit Of St. Louis Airport (KSUS)
Lat: 38.66°NLon: 90.66°WElev: 463ft.
Fair with Haze
83°F
28°C
| Humidity | 55% |
| Wind Speed | NE 7 mph |
| Barometer | 30.20 in (1021.9 mb) |
| Dewpoint | 65°F (18°C) |
| Visibility | 6.00 mi |
| Heat Index | 85°F (29°C) |
| Last update | 13 Jul 10:54 am CDT |
Extended Forecast for
Saint Peters MO
Today

High: 87 °F
Sunny
Tonight

Low: 68 °F
Clear
Tuesday

High: 90 °F
Sunny
Tuesday Night

Low: 72 °F
Mostly Clear
Wednesday

High: 91 °F
Sunny
Wednesday Night

Low: 73 °F
Clear
Thursday

High: 92 °F
Sunny
Thursday Night

Low: 75 °F
Mostly Clear
Friday

High: 93 °F
Sunny
Detailed Forecast
Today
Sunny, with a high near 87. Northeast wind 6 to 9 mph.
Tonight
Clear, with a low around 68. Northeast wind around 6 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 90. Calm wind becoming northeast around 6 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 72. Northeast wind around 5 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 91. Calm wind becoming northeast around 5 mph in the afternoon.
Wednesday Night
Clear, with a low around 73.
Thursday
Sunny, with a high near 92.
Thursday Night
Mostly clear, with a low around 75.
Friday
Sunny, with a high near 93.
Friday Night
Mostly clear, with a low around 76.
Saturday
Sunny, with a high near 94.
Saturday Night
A 20 percent chance of showers. Mostly clear, with a low around 75.
Sunday
Sunny, with a high near 93.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Saint Peters MO
38.78°N 90.59°W (Elev. 492 ft)
38.78°N 90.59°W (Elev. 492 ft)
8:26 am CDT Jul 13, 2026
11am CDT Jul 13, 2026-6pm CDT Jul 19, 2026


