• Tonight

    May 3

    Lo 47°

    Rather cloudy, a t-storm late

    Ragweed Pollen Weather
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
  • Wed

    May 4

    58°Lo 39°

    Becoming windier and cooler

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
  • Thu

    May 5

    64°Lo 46°

    Mostly sunny and warmer

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      3 - Moderate
    more
  • Fri

    May 6

    79°Lo 58°

    Sunny, pleasant and warmer

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

    May 7

    78°Lo 46°

    A t-storm in the afternoon

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
Next Previous
Hi 58° RealFeel® 54° Precipitation 41%

Day

N

E

S

W

  • N 15 mph
  • Gusts: 31 mph

Periods of sun, becoming windier and cooler with a shower in places

  • Max UV Index: 5 (Moderate)
  • Thunderstorms: 20%
  • Precipitation: 0.03 in
  • Rain: 0.03 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 1 hrs
  • Hours of Rain: 1 hrs
Lo 39° RealFeel® 27° Precipitation 11%

Night

N

E

S

W

  • N 14 mph
  • Gusts: 28 mph

Partly cloudy, breezy and chilly

  • Max UV Index: N/A
  • Thunderstorms: 5%
  • 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 - May 4

  • Extreme
  • Very High
  • High
  • Moderate
  • Low
  • Tree Pollen

    Low

  • Ragweed Pollen

    Low

  • Mold

    Low

  • Grass Pollen

    Low

Temperature History - May 4

more Historical Weather Data >
  Today Normal Record 5/4/2015
High 58° 69° N/A 76°
Low 39° 45° N/A 59°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:49 AM with 14:09 of sunlight, then sets at 7:58 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 4:38 AM with 12:54 of moolight, then sets at 5:32 PM

Peru Weather Report

Chicago: Temperatures to soar late this week

May 3, 2016; 6:17 PM ET

Temperatures will soar into the 70s by late in the week in the Chicago area. more >

Wed. Pollen

Wed. Dust & Dander

Wed. Wind Maps