• Mon

    Sep 21

    66°Lo 49°

    Mostly sunny

    Ragweed Pollen Weather
    • Precip
      10%
    • Wind
      Speed
      13 mph
    • Cloud
      Cover
      19%
    more
  • Tue

    Sep 22

    71°Lo 47°

    Rain tapering to a shower

    Ragweed Pollen Weather
    • Precip
      75%
    • Wind
      Speed
      10 mph
    • Cloud
      Cover
      86%
  • Wed

    Sep 23

    69°Lo 55°

    Mostly sunny

    Ragweed Pollen Weather
    • Precip
      10%
    • Wind
      Speed
      7 mph
    • Cloud
      Cover
      22%
    more
  • Thu

    Sep 24

    72°Lo 56°

    Overcast with a touch of rain

    Ragweed Pollen Weather
    • Precip
      58%
    • Wind
      Speed
      10 mph
    • Cloud
      Cover
      99%
    more
  • Fri

    Sep 25

    70°Lo 56°

    Rain becoming steadier

    Ragweed Pollen Weather
    • Precip
      75%
    • Wind
      Speed
      10 mph
    • Cloud
      Cover
      98%
    more
Next Previous
Hi 71° RealFeel® 69° Precipitation 75%

Day

N

E

S

W

  • NNW 10 mph
  • Gusts: 24 mph

Cloudy with rain ending, then a leftover shower

  • Max UV Index: 2 (Low)
  • Thunderstorms: 20%
  • Precipitation: 0.57 in
  • Rain: 0.57 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 7 hrs
  • Hours of Rain: 7 hrs
Lo 47° RealFeel® 42° Precipitation 20%

Night

N

E

S

W

  • NNW 9 mph
  • Gusts: 20 mph

Clear

  • 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 - Sep 22

more Historical Weather Data >
  Today Normal Record 9/22/2014
High 71° 70° N/A 67°
Low 47° 46° N/A 32°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:40 AM with 12:11 of sunlight, then sets at 6:51 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 3:07 PM with 10:13 of moolight, then sets at 1:20 AM

Crystal Lake Weather Report

Chicago: More Foggy Mornings in Store as Heat Holds on

September 1, 2015; 4:41 AM ET

Chicagoans can expect to begin September with a stretch of higher temperatures, increasing humidity and more foggy mornings. more >