• Today

    Mar 27

    36°Lo 20°

    Partly sunny, brisk and cold

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

    Mar 28

    40°Lo 27°

    Sunny, but chilly

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

    Mar 29

    48°Lo 34°

    Rather cloudy, showers around

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

    Mar 30

    58°Lo 43°

    Sunny and milder

    Low ragweed pollen levels
    • Precip
      0%
    • Wind
      Speed
      12 mph
    • Cloud
      Cover
      9%
    more
  • Tue

    Mar 31

    64°Lo 43°

    Breezy in the morning; sunny

    Ragweed Pollen Weather
    • Precip
      9%
    • Wind
      Speed
      15 mph
    • Cloud
      Cover
      7%
    more
Next Previous
Hi 36° RealFeel® 29° Precipitation 0%

Day

N

E

S

W

  • N 13 mph
  • Gusts: 25 mph

Brisk and cold with times of clouds and sun

  • Max UV Index: 4 (Moderate)
  • 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 20° RealFeel® 21° Precipitation 0%

Night

N

E

S

W

  • ENE 5 mph
  • Gusts: 10 mph

Clear to partly cloudy and very cold

  • 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 - March 27

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

    Pollen

    Low

  • Weed

    Pollen

    Low

  • Tree

    Pollen

    Low

  • Mold

    Pollen

    Low

Temperature History - Mar 27

more Historical Weather Data >
  Today Normal Record 3/27/2014
High 36° 53° 80° (1991) 55°
Low 20° 32° (1965) 36°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:49 AM with 12:27 of sunlight, then sets at 7:16 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 12:20 PM with 14:35 of moolight, then sets at 2:55 AM

Peru Weather Report

Chicago: Temperatures to Rebound Following Cold Start to the Weekend

March 27, 2015; 12:04 PM ET

Another surge of cold air is set to blast Chicago, bringing January-like temperatures to the area early this weekend. more >

Making a Forecast: The Sixth Sense

Feb 16, 2015; 5:00 AM ET What steps go into making a forecast?

Fri. Pollen

Fri. Dust & Dander

Fri. Wind Maps