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Northeast weather to feel more like Thanksgiving than Memorial Day. See the temp forecast. Chevron right

Lake St. Louis, MO

64°F
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Lake St. Louis

Missouri

64°
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Lake St. Louis, MO Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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Chevron right

7 PM

66°
RealFeel® 64°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 37%
Chevron down
Cloudy

RealFeel Shade™64°

WindNE 6 mph

Air QualityFair

Max UV Index0.2 (Low)

Wind Gusts7 mph

Humidity79%

Indoor Humidity72% (Slightly Humid)

Dew Point59° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling2000 ft

8 PM

66°
RealFeel® 64°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 43%
Chevron down
Cloudy

RealFeel Shade™64°

WindNE 5 mph

Air QualityFair

Max UV Index0.0 (Low)

Wind Gusts6 mph

Humidity82%

Indoor Humidity76% (Slightly Humid)

Dew Point60° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling1900 ft

9 PM

67°
RealFeel® 65°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 47%
Chevron down
Cloudy

WindNE 5 mph

Air QualityFair

Wind Gusts5 mph

Humidity80%

Indoor Humidity76% (Slightly Humid)

Dew Point60° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling1900 ft

10 PM

65°
RealFeel® 62°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 51%
Chevron down
Showers

WindNE 5 mph

Air QualityFair

Wind Gusts5 mph

Humidity84%

Indoor Humidity76% (Slightly Humid)

Dew Point60° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Rain0.02 in

Visibility6 mi

Cloud Ceiling1800 ft

11 PM

64°
RealFeel® 65°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 40%
Chevron down
Cloudy

WindNE 4 mph

Air QualityFair

Wind Gusts5 mph

Humidity87%

Indoor Humidity76% (Slightly Humid)

Dew Point60° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover97%

Visibility10 mi

Cloud Ceiling1900 ft

Hourly Weather Forecast for Lake St. Louis

AccuWeather's hourly forecast for Lake St. Louis provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 66° with a RealFeel® of 64°, cloudy with a 37% chance of precipitation. Each hourly forecast includes wind speed, humidity, air quality, UV index, and the AccuLumen Brightness Index™, AccuWeather's measure of perceived outdoor light intensity. Forecasts are generated by proprietary systems developed by AccuWeather meteorologists since 1962.

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World North America United States Missouri Lake St. Louis

Weather Near Lake St. Louis:

  • O'Fallon, MO
  • St. Charles, MO
  • St. Louis, MO
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