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    • Today

      Sep 26

      66° /45°F
      Mostly sunny and breezy
      • Ragweed Pollen
        • Ragweed Pollen
        • Grass Pollen
        • Tree Pollen
        • Mold
        • Dust & Dander
        • Air Quality Index
      • Moderate
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Moderate
      • Tree Pollen: Low
    • Tue

      Sep 27

      64° /47°
      Mostly sunny, breezy and cool
      • Moderate
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Moderate
      • Tree Pollen: Low
      More
    • Wed

      Sep 28

      61° /50°
      An a.m. shower; partly sunny
      • Moderate
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Moderate
      • Tree Pollen: Low
      More
    • Thu

      Sep 29

      65° /51°
      A passing morning shower
      • Moderate
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Moderate
      • Tree Pollen: Low
      More
    • Fri

      Sep 30

      67° /51°
      Clouds and sun with a shower
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    Monday
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    Forecast Mostly Sunny Mostly Sunny Mostly Sunny Mostly Sunny Mostly Sunny Mostly Sunny Mostly Sunny Mostly Clear
    Temp (°F) 63° 64° 65° 66° 65° 64° 62° 58°
    RealFeel® 62° 64° 65° 65° 62° 60° 57° 54°
    Wind (mph) 17 W 18 W 18 W 17 W 17 W 15 W 13 W 9 W
    precip
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    Rain
    0%
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    Snow
    0%
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    Ice
    0%
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    SKY
    12pm
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    UV Index 4 5 4 3 2 1 0 0
    Cloud Cover 11% 11% 11% 11% 11% 11% 11% 11%
    Humidity 52% 46% 42% 41% 41% 45% 51% 57%
    Dew Point 46° 43° 42° 41° 41° 42° 43° 43°
    Temp °F
    12pm
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    70° 65° 60° 55°

    Temperature History

    more Historical Weather Data >
      Today Normal Record 9/26/2015
    High 66° 70° 87° (1986) 78°
    Low 45° 47° 33° (1984) 52°

    Sunrise/Sunset

    • Sunrise: 6:47 AM
    • Sunset: 6:44 PM
    • Duration: 11:57 hr

    Moonrise/Moonset

    • Moonrise: 2:22 AM
    • Moonset: 4:35 PM
    • Duration: 14:13 hr
    Astronomy

    DeKalb Weather Report

    Chilly winds to howl across Great Lakes early this week

    September 26, 2016; 3:03 AM ET

    Gusty winds will accompany a push of chilly air across the Great Lakes from Sunday night through Tuesday. More >

    Mon. Pollen

    Mon. Dust & Dander

    Mon. Wind Maps