• Today

    Feb 27

    13°Lo -5°

    Sunny and frigid

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

    Feb 28

    21°Lo 16°

    Quite cold

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

    Mar 1

    29°Lo 8°

    Cold with snow at times

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

    Mar 2

    28°Lo 25°

    Cold with periods of sun

    Low ragweed pollen levels
    • Precip
      15%
    • Wind
      Speed
      7 mph
    • Cloud
      Cover
      70%
    more
  • Tue

    Mar 3

    42°Lo 13°

    Rain; breezy in the afternoon

    Ragweed Pollen Weather
    • Precip
      80%
    • Wind
      Speed
      13 mph
    • Cloud
      Cover
      99%
    more
Next Previous
Hi 13° RealFeel® 16° Precipitation 0%

Day

N

E

S

W

  • WNW 6 mph
  • Gusts: 13 mph

Sunny and frigid

  • 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 -5° RealFeel® -3° Precipitation 0%

Night

N

E

S

W

  • SW 4 mph
  • Gusts: 8 mph

Clear and frigid; extreme cold can be dangerous for outdoor activities late

  • 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 - February 27

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

    Pollen

    Low

  • Weed

    Pollen

    Low

  • Tree

    Pollen

    Low

  • Mold

    Pollen

    Low

Temperature History - Feb 27

more Historical Weather Data >
  Today Normal Record 2/27/2014
High 13° 40° 72° (1976) 21°
Low -5° 22° -10° (2015)

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:35 AM with 11:10 of sunlight, then sets at 5:45 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 12:33 PM with 14:41 of moolight, then sets at 3:14 AM

Peru Weather Report

Chicago: Snow Looms for Late Weekend as Cold Air Lingers

February 27, 2015; 11:24 AM ET

The Chicago area will continue to endure a cold air into late in the weekend as the next round of snow could hit the region on Sunday. 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