• Wed

    Aug 19

    76°Lo 67°

    Rather cloudy

    Ragweed Pollen Weather
    • Precip
      10%
    • Wind
      Speed
      8 mph
    • Cloud
      Cover
      72%
    more
  • Thu

    Aug 20

    79°Lo 65°

    Mostly cloudy

    Ragweed Pollen Weather
    • Precip
      25%
    • Wind
      Speed
      6 mph
    • Cloud
      Cover
      75%
  • Fri

    Aug 21

    77°Lo 63°

    Cloudy with a little rain

    Ragweed Pollen Weather
    • Precip
      58%
    • Wind
      Speed
      7 mph
    • Cloud
      Cover
      94%
    more
  • Sat

    Aug 22

    75°Lo 66°

    Mostly sunny

    Ragweed Pollen Weather
    • Precip
      10%
    • Wind
      Speed
      6 mph
    • Cloud
      Cover
      21%
    more
  • Sun

    Aug 23

    78°Lo 66°

    Increasing cloudiness

    Ragweed Pollen Weather
    • Precip
      25%
    • Wind
      Speed
      7 mph
    • Cloud
      Cover
      73%
    more
Next Previous
Hi 79° RealFeel® 82° Precipitation 25%

Day

N

E

S

W

  • SSW 6 mph
  • Gusts: 12 mph

Mostly cloudy

  • Max UV Index: 5 (Moderate)
  • Thunderstorms: 0%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 65° RealFeel® 62° Precipitation 57%

Night

N

E

S

W

  • WSW 5 mph
  • Gusts: 5 mph

Cloudy; areas of drizzle in the evening followed by a little rain late

  • Max UV Index: N/A
  • Thunderstorms: 0%
  • Precipitation: 0.04 in
  • Rain: 0.04 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 2 hrs
  • Hours of Rain: 2 hrs

Temperature History - Aug 20

more Historical Weather Data >
  Today Normal Record 8/20/2014
High 79° 80° N/A 82°
Low 65° 58° N/A 58°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:06 AM with 13:41 of sunlight, then sets at 7:47 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 11:46 AM with 10:58 of moolight, then sets at 10:44 PM

Crystal Lake Weather Report

Chicago: Cooler Conditions to Last Through Week

August 4, 2015; 4:40 AM ET

The Chicagoland area will experience cooler weather throughout the week. more >