• Today

    Apr 18

    76°Lo 53°

    Some sun, then turning cloudy

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

    Apr 19

    64°Lo 47°

    Downpours; breezy and cooler

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      50 - Moderate
    more
  • Mon

    Apr 20

    58°Lo 38°

    A few morning showers

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      50 - Moderate
    more
  • Tue

    Apr 21

    59°Lo 37°

    Partly sunny and windy

    Low ragweed pollen levels
    • Precip
      8%
    • Wind
      Speed
      25 mph
    • Cloud
      Cover
      46%
  • Wed

    Apr 22

    56°Lo 36°

    Breezy with clouds and sun

    Ragweed Pollen Weather
    • Precip
      25%
    • Wind
      Speed
      15 mph
    • Cloud
      Cover
      67%
    more
Next Previous
Hi 59° RealFeel® 54° Precipitation 8%

Day

N

E

S

W

  • W 25 mph
  • Gusts: 40 mph

Windy with intervals of clouds and sun

  • Max UV Index: 6 (High)
  • Thunderstorms: 2%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 37° RealFeel® 28° Precipitation 13%

Night

N

E

S

W

  • WNW 13 mph
  • Gusts: 26 mph

Clear and chilly

  • Max UV Index: N/A
  • Thunderstorms: 6%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Temperature History - Apr 21

more Historical Weather Data >
  Today Normal Record 4/21/2014
High 59° 64° 91° (1987) 74°
Low 37° 40° 29° (1988) 55°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:08 AM with 13:35 of sunlight, then sets at 7:43 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 8:25 AM with 14:41 of moolight, then sets at 11:06 PM

Peru Weather Report

Chicago: Rain to Span Second Half of Weekend

April 18, 2015; 5:11 AM ET

The second half of the weekend will see a combination of lower temperatures and significant rainfall, but Chicago will slowly pull out of the damp, cooler conditions through the new week. more >

Tue. Dust & Dander

Tue. Wind Maps