• Tonight

    May 2

    Lo 38°

    Partly cloudy and chilly

    Ragweed Pollen Weather
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      3 - Moderate
  • Tue

    May 3

    66°Lo 46°

    Partly sunny and warmer

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

    May 4

    54°Lo 38°

    Cooler with a shower or two

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

    May 5

    60°Lo 40°

    Cool with partial sunshine

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

    May 6

    77°Lo 58°

    Pleasant and warmer

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
Next Previous
Hi 57° RealFeel® 57° Precipitation 25%

Day

N

E

S

W

  • NE 13 mph
  • Gusts: 23 mph

Cool with times of clouds and sun

  • Max UV Index: 7 (High)
  • Thunderstorms: 4%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 38° RealFeel® 38° Precipitation 17%

Night

N

E

S

W

  • NNW 5 mph
  • Gusts: 12 mph

Partly cloudy and chilly

  • Max UV Index: N/A
  • Thunderstorms: 2%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Carol Stream Pollen Levels - May 2

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

    Moderate

  • Ragweed Pollen

    Low

  • Mold

    Low

  • Grass Pollen

    Low

Temperature History - May 2

more Historical Weather Data >
  Today Normal Record 5/2/2015
High 57° 66° 91° (1959) 76°
Low 38° 44° 27° (1875) 50°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:46 AM with 14:07 of sunlight, then sets at 7:53 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 3:22 AM with 11:41 of moolight, then sets at 3:03 PM

Carol Stream Weather Report

Chicago: Temperature roller coaster in store for this week

May 2, 2016; 9:03 AM ET

The start of May will bring a fluctuation in temperatures throughout the week in Chicago. more >

Mon. Pollen

Mon. Dust & Dander

Mon. Wind Maps