• Today

    Sep 2

    78°Lo 57°

    Partly sunny and less humid

    High ragweed pollen levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      70 - High
    • Tree
      Pollen
      0 - Low
  • Wed

    Sep 3

    79°Lo 67°

    Partly sunny and more humid

    High ragweed pollen levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      70 - High
    • Tree
      Pollen
      0 - Low
    more
  • Thu

    Sep 4

    86°Lo 67°

    Times of clouds and sun

    High ragweed pollen levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      70 - High
    • Tree
      Pollen
      0 - Low
    more
  • Fri

    Sep 5

    73°Lo 54°

    Cooler with a thunderstorm

    High ragweed pollen levels
    • Precip
      57%
    • Wind
      Speed
      8 mph
    • Cloud
      Cover
      76%
    more
  • Sat

    Sep 6

    69°Lo 49°

    Mostly sunny

    Ragweed Pollen Weather
    • Precip
      11%
    • Wind
      Speed
      5 mph
    • Cloud
      Cover
      22%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Tue
8am
9am 10am 11am 12pm 1pm 2pm 3pm
  8am 9am 10am 11am 12pm 1pm 2pm 3pm
Forecast
Cloudy
Mostly Cloudy
Partly Cloudy
Partly Cloudy
Partly Cloudy
Partly Cloudy
Partly Sunny
Partly Sunny
Temp (°F) 63° 66° 70° 72° 74° 75° 77° 78°
RealFeel® 63° 66° 72° 76° 78° 80° 80° 80°
Humidity 90% 83% 78% 73% 66% 61% 57% 55%
   
  8am 9am 10am 11am 12pm 1pm 2pm 3pm
Rain
 
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0%
 
0%
 
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0%
Snow
 
0%
 
0%
 
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Ice
 
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  8am 9am 10am 11am 12pm 1pm 2pm 3pm
Wind (mph) 3 NW 4 NW 4 NW 5 NW 6 NW 6 WNW 6 WSW 6 W
UV Index 1 2 3 4 5 6 5 4
Cloud Cover 100% 81% 66% 59% 54% 50% 46% 46%
Dew Point 60° 61° 63° 63° 62° 61° 60° 61°
Middle Grid line 80 F Middle Grid line 75 F Middle Grid line 70 F Middle Grid line 65 F Middle Grid line 60 F

Temperature History - Sep 2

more Historical Weather Data >
  Today Normal Record 9/2/2013
High 78° 79° 93° (2000) 76°
Low 57° 58° 43° (1976) 57°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:21 AM with 13:06 of sunlight, then sets at 7:27 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:12 PM with 10:01 of moolight, then sets at 12:13 AM

Top Story

DeKalb Weather Report

Chicago: Cooler, Less Humid Air to Return by Late Week

September 2, 2014; 4:05 AM ET

While Labor Day marks an unofficial end to the summer, the Chicago area will see warm, humid conditions continue before temperatures slide late in the week. more >

Tue. Pollen

Tue. Dust & Dander

Tue. Wind Maps