• Today

    Sep 1

    89°Lo 68°

    Warm and humid with hazy sun

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
  • Wed

    Sep 2

    90°Lo 67°

    Fog in the a.m.; partly sunny

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
  • Thu

    Sep 3

    89°Lo 67°

    Very warm with clouds and sun

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
  • Fri

    Sep 4

    88°Lo 65°

    Warm and humid with sunshine

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
  • Sat

    Sep 5

    86°Lo 61°

    Mostly sunny and warm

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Tue
1pm
2pm 3pm 4pm 5pm 6pm 7pm 8pm
  1pm 2pm 3pm 4pm 5pm 6pm 7pm 8pm
Forecast
Hazy
Hazy
Hazy
Hazy
Hazy
Hazy
Hazy
Mostly Clear
Temp (°F) 87° 88° 89° 89° 87° 85° 82° 79°
RealFeel® 94° 94° 95° 92° 91° 89° 85° 81°
Humidity 57% 53% 53% 52% 56% 61% 66% 71%
   
  1pm 2pm 3pm 4pm 5pm 6pm 7pm 8pm
Rain
 
5%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
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Ice
 
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  1pm 2pm 3pm 4pm 5pm 6pm 7pm 8pm
Wind (mph) 9 SSW 10 SW 10 SW 10 WSW 9 WSW 8 SW 7 SW 7 SW
UV Index 6 5 4 3 2 1 0 0
Cloud Cover 31% 31% 31% 31% 31% 31% 31% 14%
Dew Point 70° 69° 70° 69° 70° 71° 70° 69°
Middle Grid line 90 F Middle Grid line 85 F Middle Grid line 80 F Middle Grid line 75 F

Temperature History - Sep 1

more Historical Weather Data >
  Today Normal Record 9/1/2014
High 89° 80° N/A 83°
Low 68° 61° N/A 69°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:18 AM with 13:09 of sunlight, then sets at 7:27 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 9:21 PM with 13:34 of moolight, then sets at 10:55 AM

Dundee Weather Report

Chicago: More Foggy Mornings in Store as Heat Holds on

September 1, 2015; 4:41 AM ET

Chicagoans can expect to begin September with a stretch of higher temperatures, increasing humidity and more foggy mornings. more >

Tue. Pollen

Tue. Dust & Dander

Tue. Wind Maps