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El Niño is officially underway. Here's what it means for the weather into 2027. Chevron right
Severe weather to hammer eastern, central US through the weekend. See the forecast. Chevron right

DeKalb, IL

78°F
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DeKalb

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

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7 PM

75°
RealFeel® 75°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 43%
Chevron down
Thunderstorms

RealFeel Shade™75°

WindSW 9 mph

Air QualityFair

Max UV Index0.5 (Low)

Wind Gusts15 mph

Humidity75%

Indoor Humidity75% (Very Humid)

Dew Point67° F

AccuLumen Brightness Index™3 (Dull)

Cloud Cover88%

Visibility10 mi

Cloud Ceiling14700 ft

8 PM

75°
RealFeel® 70°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 75%
Chevron down
Thunderstorms

RealFeel Shade™70°

WindWSW 8 mph

Air QualityFair

Max UV Index0.1 (Low)

Wind Gusts14 mph

Humidity77%

Indoor Humidity77% (Very Humid)

Dew Point67° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover90%

Rain0.27 in

Visibility3 mi

Cloud Ceiling2000 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
Cloudy

WindW 8 mph

Air QualityFair

Wind Gusts9 mph

Humidity80%

Indoor Humidity80% (Very Humid)

Dew Point67° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover90%

Visibility10 mi

Cloud Ceiling2000 ft

10 PM

71°
RealFeel® 65°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 75%
Chevron down
Thunderstorms

WindWNW 8 mph

Air QualityFair

Wind Gusts8 mph

Humidity85%

Indoor Humidity85% (Humid)

Dew Point66° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover90%

Rain0.27 in

Visibility3 mi

Cloud Ceiling2000 ft

11 PM

69°
RealFeel® 68°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 40%
Chevron down
Cloudy

WindNW 8 mph

Air QualityFair

Wind Gusts8 mph

Humidity86%

Indoor Humidity86% (Humid)

Dew Point65° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover90%

Visibility10 mi

Cloud Ceiling5900 ft

Hourly Weather Forecast for DeKalb

AccuWeather's hourly forecast for DeKalb provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 75° with a RealFeel® of 75°, thunderstorms with a 43% 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 DeKalb:

  • Chicago, IL
  • Joliet, IL
  • Naperville, IL
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