• Sun

    Aug 9

    78°Lo 63°

    Considerable cloudiness

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

    Aug 10

    75°Lo 60°

    Variable cloudiness

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

    Aug 11

    81°Lo 67°

    A couple of t-storms possible

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

    Aug 12

    79°Lo 64°

    Sunny

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

    Aug 13

    85°Lo 62°

    A thunderstorm possible

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
Next Previous
Hi 78° RealFeel® 77° Precipitation 25%

Day

N

E

S

W

  • ENE 9 mph
  • Gusts: 21 mph

Considerable cloudiness

  • Max UV Index: 2 (Low)
  • Thunderstorms: 24%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 63° RealFeel® 59° Precipitation 41%

Night

N

E

S

W

  • ENE 8 mph
  • Gusts: 18 mph

Considerable cloudiness with a shower or thunderstorm around

  • Max UV Index: N/A
  • Thunderstorms: 24%
  • Precipitation: 0.13 in
  • Rain: 0.13 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 2 hrs
  • Hours of Rain: 2 hrs

Temperature History - Aug 9

more Historical Weather Data >
  Today Normal Record 8/9/2014
High 78° 80° N/A 77°
Low 63° 59° N/A 54°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:54 AM with 14:09 of sunlight, then sets at 8:03 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 1:30 AM with 14:45 of moolight, then sets at 4:15 PM

Crystal Lake Weather Report

Chicago: Unsettled Weather to Make Early-Week Return

July 31, 2015; 12:46 AM ET

Temperatures will stay in the 80s, with the daytime high slowly working its way into the low 80s by Monday. more >