• Today

    May 1

    54°Lo 41°

    Spotty showers this afternoon

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

    May 2

    57°Lo 37°

    Variable cloudiness

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

    May 3

    70°Lo 47°

    Partly sunny; breezy, warmer

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

    May 4

    55°Lo 38°

    Cooler with a shower

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

    May 5

    58°Lo 37°

    Partly sunny and cool

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
Next Previous
Hi 54° RealFeel® 52° Precipitation 63%

Day

N

E

S

W

  • NE 10 mph
  • Gusts: 16 mph

Areas of fog with some drizzle this morning followed by a couple of showers this afternoon

  • Max UV Index: 2 (Low)
  • Thunderstorms: 20%
  • Precipitation: 0.07 in
  • Rain: 0.07 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 2 hrs
  • Hours of Rain: 2 hrs
Lo 41° RealFeel® 36° Precipitation 60%

Night

N

E

S

W

  • NNE 9 mph
  • Gusts: 14 mph

A shower this evening; otherwise, mostly cloudy

  • Max UV Index: N/A
  • Thunderstorms: 20%
  • Precipitation: 0.13 in
  • Rain: 0.13 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 2 hrs
  • Hours of Rain: 2 hrs

Carol Stream Pollen Levels - May 1

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

    Low

  • Ragweed Pollen

    Low

  • Mold

    Low

  • Grass Pollen

    Low

Temperature History - May 1

more Historical Weather Data >
  Today Normal Record 5/1/2015
High 54° 65° 90° (1951) 67°
Low 41° 44° 30° (1943) 38°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:48 AM with 14:04 of sunlight, then sets at 7:52 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:44 AM with 11:10 of moolight, then sets at 1:54 PM

Carol Stream Weather Report

Chicago: Warmup to follow cool, damp weekend

May 1, 2016; 6:19 AM ET

Following a cool and rainy weekend, warmer conditions will arrive in the Chicago area early next week. more >

Sun. Pollen

Sun. Dust & Dander

Sun. Wind Maps