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Weather in St. Louis, Missouri, USA

Now
37 °F

Overcast.


Feels Like: 28 °F
Forecast: 43 / 31 °F
Wind: 14 mph from Southwest

Location: Lambert-St. Louis International Airport
Current Time: Jan 21, 2026 at 5:41:22 am
Latest Report: Jan 21, 2026 at 4:51 am
Visibility: 10 mi
Pressure: 30.07 "Hg
Humidity: 44%
Dew Point: 17 °F
Location of St. LouisLocation

Upcoming 5 hours

Now6:00 am7:00 am8:00 am9:00 am10:00 am
37 °F34 °F34 °F33 °F35 °F37 °F

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Forecast for the next 48 hours

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 WednesdayThursday
 NightMorningAfternoonEveningNightMorningAfternoon
Forecast
Temperature33 °F35 °F42 °F37 °F26 °F25 °F35 °F
Overcast.Broken clouds.Sunny.Scatt­erred clouds.Overcast.Overcast.Mostly cloudy.
Feels Like24 °F28 °F36 °F28 °F18 °F18 °F32 °F
Wind Speed11 mph10 mph11 mph13 mph7 mph6 mph4 mph
Wind DirectionS
WSW
WSW
WSW
NW
NW
WNW
Humidity52%64%37%50%51%47%29%
Dew Point17 °F24 °F18 °F20 °F11 °F7 °F6 °F
Visibility8 mi7 mi8 mi7 mi7 mi8 mi9 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 Wednesday, January 21, 2026 1:42:40 am St. Louis time - Weather by CustomWeather, © 2026

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

Yesterday's weather

Passing clouds. 39 / 12 °F
Humidity: 38%. Wind: 9 mph from South

More weather last week

Currently at nearby stations

37 °F

St. Louis Downtown-Parks Airport: (5 mi)

Clear.

36 °F

Alton / St. Louis Regional: (20 mi)

Clear.

36 °F

St. Charles County Smartt Airport: (24 mi)

Clear.

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Forecast for the next 2 weeks

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SunMonTueWedThuFriSat
18
19
20

View historic weather

5
6
7

Detailed forecast for 14 days