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Decatur, IL

82°F
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Decatur

Illinois

82°
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Decatur, IL Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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10 PM

80°
RealFeel® 81°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
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rain drop 48%
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Intermittent clouds

Heat Index80°

WindWSW 6 mph

Air QualityFair

Wind Gusts8 mph

Humidity67%

Indoor Humidity67% (Very Humid)

Dew Point68° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover63%

Visibility10 mi

Cloud Ceiling8000 ft

11 PM

78°
RealFeel® 82°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
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rain drop 19%
Chevron down
Intermittent clouds

WindW 6 mph

Air QualityFair

Wind Gusts8 mph

Humidity78%

Indoor Humidity78% (Very Humid)

Dew Point71° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling21700 ft

Hourly Weather Forecast for Decatur

AccuWeather's hourly forecast for Decatur provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 80° with a RealFeel® of 81°, intermittent clouds with a 48% 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 Decatur:

  • Champaign, IL
  • Peoria, IL
  • Springfield, IL
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