• Tonight

    Sep 3

    Lo 69°

    Partly cloudy, warm and humid

    Ragweed Pollen Weather
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
  • Fri

    Sep 4

    90°Lo 71°

    A thunderstorm in spots

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

    Sep 5

    90°Lo 71°

    Partly sunny and hot

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

    Sep 6

    92°Lo 73°

    Partly sunny, hot and humid

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

    Sep 7

    86°Lo 69°

    An afternoon thunderstorm

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
Next Previous
Next 8 hours >
  Thu
12am
1am 2am 3am 4am 5am 6am 7am
  12am 1am 2am 3am 4am 5am 6am 7am
Forecast
Mostly Cloudy
Mostly Cloudy
Mostly Cloudy
Mostly Cloudy
Cloudy
Partly Cloudy
T-storms
Partly Cloudy
Temp (°F) 75° 74° 73° 73° 72° 71° 71° 71°
RealFeel® 77° 76° 75° 74° 74° 73° 69° 73°
Humidity 80% 81% 80% 83% 84% 85% 85% 86%
   
  12am 1am 2am 3am 4am 5am 6am 7am
Rain
 
14%
 
14%
 
15%
 
15%
 
20%
 
47%
 
51%
 
47%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  12am 1am 2am 3am 4am 5am 6am 7am
Wind (mph) 4 E 4 SW 4 WSW 4 SW 4 S 4 SSW 4 SSW 4 SSW
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 77% 85% 86% 89% 90% 47% 60% 70%
Dew Point 68° 68° 67° 67° 67° 66° 66° 67°
Middle Grid line 80 F Middle Grid line 75 F Middle Grid line 70 F

Temperature History - Sep 3

more Historical Weather Data >
  Today Normal Record 9/3/2014
High 92° 81° N/A N/A
Low 69° 57° N/A N/A

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:25 AM with 13:01 of sunlight, then sets at 7:26 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 10:47 PM with 14:25 of moolight, then sets at 1:12 PM

Peru Weather Report

Chicago: Sun, Humidity to Grip Region Before Stormy Labor Day

September 3, 2015; 5:03 PM ET

As the Labor Day weekend shapes up, Chicago residents will see mostly sunny and humid conditions until the holiday itself on Monday. more >

Thu. Pollen

Thu. Dust & Dander

Thu. Wind Maps