• Tonight

    May 1

    Lo 41°

    Rain and drizzle this evening

    Ragweed Pollen Weather
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
  • Mon

    May 2

    57°Lo 36°

    Warmer with variable clouds

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

    May 3

    65°Lo 47°

    Partly sunny and warmer

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

    May 4

    54°Lo 37°

    Cooler with a stray shower

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

    May 5

    61°Lo 44°

    Partly sunny and breezy

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
Next Previous
Occasional rain and drizzle 47° Lo 45° RealFeel® 41° / 36°

N

E

S

W

  • Precipitation: 55%
  • Rain: 0.04 in
  • Snow: 0 in
  • Humidity: 83%
  • Cloud Cover: 76%
  • Dew Point: 41° F
  • Visibility: 8 mi
10 mph

Temperature History - May 1

more Historical Weather Data >
  Today Normal Record 5/1/2015
High 50° 62° N/A 69°
Low 41° 40° N/A 29°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:48 AM with 14:06 of sunlight, then sets at 7:54 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:45 AM with 11:09 of moolight, then sets at 1:54 PM

Crystal Lake Weather Report

Chicago: Temperature roller coaster in store for new week

May 1, 2016; 3:54 PM ET

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

Sun. Pollen

Sun. Dust & Dander

Sun. Wind Maps