• Sat

    Jul 18

    74°Lo 57°

    Clouds and sun; less humid

    Ragweed Pollen Weather
    • Precip
      25%
    • Wind
      Speed
      8 mph
    • Cloud
      Cover
      68%
    more
  • Sun

    Jul 19

    71°Lo 62°

    Considerable cloudiness

    Ragweed Pollen Weather
    • Precip
      25%
    • Wind
      Speed
      10 mph
    • Cloud
      Cover
      99%
    more
  • Mon

    Jul 20

    75°Lo 64°

    Cloudy with a few showers

    Ragweed Pollen Weather
    • Precip
      59%
    • Wind
      Speed
      7 mph
    • Cloud
      Cover
      99%
    more
  • Tue

    Jul 21

    77°Lo 66°

    Clouds giving way to some sun

    Ragweed Pollen Weather
    • Precip
      25%
    • Wind
      Speed
      12 mph
    • Cloud
      Cover
      62%
  • Wed

    Jul 22

    79°Lo 61°

    Cloudy with occasional rain

    Ragweed Pollen Weather
    • Precip
      56%
    • Wind
      Speed
      8 mph
    • Cloud
      Cover
      77%
    more
Next Previous
Hi 77° RealFeel® 77° Precipitation 25%

Day

N

E

S

W

  • W 12 mph
  • Gusts: 20 mph

Less humid with clouds giving way to some sun

  • 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 66° RealFeel® 63° Precipitation 55%

Night

N

E

S

W

  • SW 8 mph
  • Gusts: 17 mph

Mainly clear with a shower late

  • Max UV Index: N/A
  • Thunderstorms: 20%
  • Precipitation: 0.12 in
  • Rain: 0.12 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 1 hrs
  • Hours of Rain: 1 hrs

Temperature History - Jul 21

more Historical Weather Data >
  Today Normal Record 7/21/2014
High 77° 81° N/A 82°
Low 66° 60° N/A 54°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:35 AM with 14:49 of sunlight, then sets at 8:24 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 11:05 AM with 12:07 of moolight, then sets at 11:12 PM

Crystal Lake Weather Report

Chicago: Sunny, Comfortable Conditions for July Fourth Weekend

July 3, 2015; 4:34 AM ET

The holiday weekend will feature mostly sunny skies and seasonable weather for residents living in the Chicago area. more >