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Weather in St Clair, Missouri, USA

Now
16 °F

Clear.


Feels Like: 16 °F
Forecast: 42 / 15 °F
Wind: No wind

Location: Washington Regional Airport
Current Time: Dec 5, 2025 at 12:47:11 am
Latest Report: Dec 5, 2025 at 12:15 am
Visibility: 10 mi
Pressure: 30.19 "Hg
Humidity: 86%
Dew Point: 12 °F
Location of St ClairLocation

Upcoming 5 hours

Now1:00 am2:00 am3:00 am4:00 am5:00 am
16 °F17 °F17 °F17 °F18 °F18 °F

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Forecast for the next 48 hours

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 FridaySaturday
 NightMorningAfternoonEveningNightMorningAfternoon
Forecast
Temperature17 °F29 °F41 °F35 °F34 °F32 °F36 °F
Clear.Sunny.Sunny.Overcast.Overcast.Partly cloudy.Overcast.
Feels Like17 °F22 °F36 °F30 °F29 °F28 °F36 °F
Wind Speed2 mph6 mph7 mph6 mph6 mph4 mph2 mph
Wind DirectionSSW
SW
SW
SW
WSW
NW
NE
Humidity69%57%54%73%83%82%69%
Dew Point9 °F15 °F26 °F27 °F30 °F27 °F27 °F
Visibility5 mi6 mi8 mi5 mi5 mi6 mi8 mi
Probability of Precipitation0%0%0%0%0%0%0%
Amount of Rain0.00"0.00"0.00"0.00"0.00"0.00"0.00"
Amount of Snow0.00"0.00"0.00"0.00"0.00"0.00"0.00"
* Updated Thursday, December 4, 2025 7:42:33 pm St Clair time - Weather by CustomWeather, © 2025

14 day forecast, day-by-dayHour-by-hour forecast for next week

Yesterday's weather

Sunny. 30 / 18 °F
Humidity: 67%. Wind: 5 mph from North

More weather last week

Currently at nearby stations

12 °F

Spirit Of St. Louis Airport: (28 mi)

Clear.

14 °F

Lambert-St. Louis International Airport: (43 mi)

Clear.

17 °F

Rolla National Airport: (45 mi)

Clear.

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Forecast for the next 2 weeks

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SunMonTueWedThuFriSat
30
1
2
3
4

View historic weather

20

Detailed forecast for 14 days