• Tonight

    Apr 21

    Lo 31°

    Partly cloudy and chilly

    Ragweed Pollen Weather
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      50 - Moderate
    more
  • Wed

    Apr 22

    54°Lo 30°

    Sunny, windy and cool

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

    Apr 23

    59°Lo 34°

    Plenty of sun

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

    Apr 24

    63°Lo 42°

    Sun giving way to clouds

    Low ragweed pollen levels
    • Precip
      6%
    • Wind
      Speed
      8 mph
    • Cloud
      Cover
      35%
    more
  • Sat

    Apr 25

    57°Lo 37°

    Periods of rain

    Ragweed Pollen Weather
    • Precip
      65%
    • Wind
      Speed
      12 mph
    • Cloud
      Cover
      76%
    more
Next Previous
Hi 54° RealFeel® 52° Precipitation 3%

Day

N

E

S

W

  • WNW 17 mph
  • Gusts: 31 mph

Windy and cool with plenty of sunshine

  • Max UV Index: 7 (High)
  • Thunderstorms: 0%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 30° RealFeel® 26° Precipitation 3%

Night

N

E

S

W

  • W 6 mph
  • Gusts: 17 mph

Clear and cold; there will be a freeze

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

Peru Pollen Levels - April 22

  • Extreme
  • Very High
  • High
  • Moderate
  • Low
  • Grass

    Pollen

    Low

  • Weed

    Pollen

    Low

  • Tree

    Pollen

    Moderate

  • Mold

    Pollen

    Low

Temperature History - Apr 22

more Historical Weather Data >
  Today Normal Record 4/22/2014
High 54° 65° 91° (1980) 61°
Low 30° 41° 26° (1959) 40°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:07 AM with 13:37 of sunlight, then sets at 7:44 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 9:16 AM with 14:45 of moolight, then sets at 12:01 AM

Peru Weather Report

Chicago: Temperatures to Plummet After Extended Warm Spell

April 21, 2015; 3:17 PM ET

After a two-week stretch of above-normal temperatures, Chicago is set to fall into a chilly pattern into late this week. more >

Wed. Pollen

Wed. Dust & Dander

Wed. Wind Maps