View hourly forecasts 10-days ahead
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9 PM
75°
RealFeel®
72°
Pleasant
12%
Intermittent clouds
WindWSW 8 mph
Air QualityFair
Wind Gusts14 mph
Humidity47%
Indoor Humidity47% (Ideal Humidity)
Dew Point53° F
AccuLumen Brightness Index™0 (Dark)
Cloud Cover72%
Visibility10 mi
Cloud Ceiling23800 ft
10 PM
71°
RealFeel®
68°
Pleasant
16%
Cloudy
WindWSW 8 mph
Air QualityFair
Wind Gusts10 mph
Humidity54%
Indoor Humidity54% (Ideal Humidity)
Dew Point53° F
AccuLumen Brightness Index™0 (Dark)
Cloud Cover90%
Visibility10 mi
Cloud Ceiling14700 ft
11 PM
67°
RealFeel®
61°
Cool
51%
Thunderstorms
WindWSW 8 mph
Air QualityFair
Wind Gusts12 mph
Humidity62%
Indoor Humidity60% (Ideal Humidity)
Dew Point54° F
AccuLumen Brightness Index™0 (Dark)
Cloud Cover82%
Rain0.04 in
Visibility6 mi
Cloud Ceiling4000 ft
Hourly Weather Forecast for St. Charles
AccuWeather's hourly forecast for St. Charles provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 75° with a RealFeel® of 72°, intermittent clouds with a 12% 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.
