• Tue

    Aug 18

    75°Lo 62°

    Clouds giving way to some sun

    Migraine Headache Weather
    • Hi
      RealFeel
      77°
    • Precip
      10%
    • Cloud
      Cover
      17%
  • Wed

    Aug 19

    74°Lo 56°

    Times of clouds and sun

    Migraine Headache Weather
    • Hi
      RealFeel
      79°
    • Precip
      20%
    • Cloud
      Cover
      51%
    more
  • Thu

    Aug 20

    71°Lo 56°

    Partly sunny

    Migraine Headache Weather
    • Hi
      RealFeel
      71°
    • Precip
      20%
    • Cloud
      Cover
      41%
    more
  • Fri

    Aug 21

    71°Lo 59°

    Partly sunny

    Migraine Headache Weather
    • Hi
      RealFeel
      73°
    • Precip
      10%
    • Cloud
      Cover
      12%
    more
  • Sat

    Aug 22

    72°Lo 65°

    Times of clouds and sun

    Migraine Headache Weather
    • Hi
      RealFeel
      73°
    • Precip
      10%
    • Cloud
      Cover
      7%
    more
Next Previous
Hi 75° RealFeel® 77° Precipitation 25%

Day

N

E

S

W

  • NE 8 mph
  • Gusts: 16 mph

Less humid with clouds yielding to sun

  • Max UV Index: 6 (High)
  • 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 62° RealFeel® 62° Precipitation 10%

Night

N

E

S

W

  • ESE 4 mph
  • Gusts: 10 mph

Clear to partly cloudy

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

Temperature History - Aug 18

more Historical Weather Data >
  Today Normal Record 8/18/2014
High 75° 80° N/A 81°
Low 62° 58° N/A 58°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:03 AM with 13:47 of sunlight, then sets at 7:50 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 9:53 AM with 11:51 of moolight, then sets at 9:44 PM

Crystal Lake Weather Report

Chicago: Unsettled Weather to Make Early-Week Return

July 30, 2015; 2:56 AM ET

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