• Today

    Sep 18

    71°Lo 49°

    Partly sunny and pleasant

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      0 - Low
  • Fri

    Sep 19

    74°Lo 60°

    Intervals of clouds and sun

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

    Sep 20

    81°Lo 59°

    Warmer; an afternoon t-storm

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

    Sep 21

    74°Lo 50°

    Clouds breaking; less humid

    Low ragweed pollen levels
    • Precip
      11%
    • Wind
      Speed
      9 mph
    • Cloud
      Cover
      51%
    more
  • Mon

    Sep 22

    69°Lo 47°

    Partly sunny

    Ragweed Pollen Weather
    • Precip
      3%
    • Wind
      Speed
      6 mph
    • Cloud
      Cover
      26%
    more
Next Previous
Clear 48° RealFeel® 52°

N

E

S

W

  • Humidity: 93%
  • Pressure: 30.06 in
  • UV Index: 0
  • Cloud Cover: 0%
  • Ceiling: 36031 ft
  • Dew Point: 47° F
  • Visibility: 7 mi
0 mph

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:40 AM with 12:21 of sunlight, then sets at 7:01 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 1:30 AM with 14:24 of moolight, then sets at 3:54 PM

Temperature Summary - 5:40 AM

  Temp (°F)
Now 48°
Yesterday 52°
RealFeel® 52°
RealFeel® Shade 52°
Wind Chill 48°
Dew Point 47°
  Hi / Lo
Previous 6 Hours 53°
  48°
Previous 12 Hours 68°
  48°
Previous 24 Hours 70°
  44°

Temperature History - Sep 18

more Historical Weather Data >
  Today Normal Record 9/18/2013
High 71° 76° 93° (1954) 82°
Low 49° 51° 34° (1959) 61°

Precipitation Summary - 5:40 AM

  Amount (in)
Previous 1 Hour 0
Previous 3 Hours 0
Previous 6 Hours 0
Previous 9 Hours 0
Previous 12 Hours 0
Previous 18 Hours 0
Previous 24 Hours 0
Top Story

Peru Weather Report

Chicago: Cooler, Fall-Like Temperatures to Linger

September 17, 2014; 1:12 PM ET

The cooler, below-average conditions responsible for the fall-like feel will hold through the end of the week over the Chicago area. more >

Thu. Pollen

Thu. Dust & Dander

Thu. Wind Maps