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Summit, IL

71°F
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Summit

Illinois

71°
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Summit, IL Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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8 PM

74°
RealFeel® 73°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 53%
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Thunderstorms

RealFeel Shade™73°

WindSSE 7 mph

Air QualityFair

Max UV Index0.0 (Low)

Wind Gusts8 mph

Humidity78%

Indoor Humidity78% (Very Humid)

Dew Point67° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Visibility5 mi

Cloud Ceiling4000 ft

9 PM

73°
RealFeel® 73°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 49%
Chevron down
Intermittent clouds

WindSSE 7 mph

Air QualityFair

Wind Gusts8 mph

Humidity79%

Indoor Humidity79% (Humid)

Dew Point66° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling19000 ft

10 PM

71°
RealFeel® 71°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 45%
Chevron down
Intermittent clouds

WindSE 7 mph

Air QualityFair

Wind Gusts8 mph

Humidity82%

Indoor Humidity82% (Humid)

Dew Point65° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling19000 ft

11 PM

71°
RealFeel® 70°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 46%
Chevron down
Intermittent clouds

WindSSE 7 mph

Air QualityFair

Wind Gusts8 mph

Humidity82%

Indoor Humidity82% (Humid)

Dew Point65° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling19000 ft

Hourly Weather Forecast for Summit

AccuWeather's hourly forecast for Summit provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 74° with a RealFeel® of 73°, thunderstorms with a 53% 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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Weather Near Summit:

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