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Grayslake, IL

74°F
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Grayslake

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Grayslake, IL Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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May 18 - June 1

Mon 5/18

79° /70°
56%
Some sun, then turning cloudy, breezy and humid with a thunderstorm around into the early afternoon; thunderstorms can bring hail and damaging winds

RealFeel®81°

RealFeel Shade™77°

Max UV Index5.0 (Moderate)

WindSW 15 mph

Hours of Precipitation1.5

Hours of Rain1.5

Tue 5/19

77° /49°
88%
Cloudy and breezy with a couple of showers and a thunderstorm; not as warm in the afternoon

RealFeel®77°

RealFeel Shade™75°

Max UV Index3.0 (Moderate)

WindW 16 mph

Hours of Precipitation3

Hours of Rain3

Wed 5/20

57° /43°
6%
Less humid; cloudy in the morning, then times of clouds and sun in the afternoon

RealFeel®62°

RealFeel Shade™52°

Max UV Index9.0 (Very High)

WindNE 10 mph

Thu 5/21

58° /49°
10%
Breezy in the morning; otherwise, partly sunny and cool

RealFeel®59°

RealFeel Shade™52°

Max UV Index7.0 (High)

WindE 13 mph

Fri 5/22

64° /51°
25%
Cloudy

RealFeel®65°

RealFeel Shade™63°

Max UV Index3.0 (Moderate)

WindSE 6 mph

Sat 5/23

67° /52°
30%
Mostly cloudy with a couple of showers possible

RealFeel®77°

RealFeel Shade™67°

Max UV Index5.0 (Moderate)

WindE 4 mph

Sun 5/24

72° /57°
30%
Mostly cloudy with a couple of showers possible

RealFeel®78°

RealFeel Shade™70°

Max UV Index8.0 (Very High)

WindESE 5 mph

Mon 5/25

78° /58°
30%
Mostly cloudy with a shower possible

RealFeel®79°

RealFeel Shade™75°

Max UV Index8.0 (Very High)

WindESE 7 mph

Tue 5/26

76° /59°
3%
Mostly sunny

RealFeel®81°

RealFeel Shade™74°

Max UV Index10.0 (Very High)

WindE 7 mph

Wed 5/27

76° /59°
55%
Rather cloudy; a little morning rain followed by a shower in spots in the afternoon

RealFeel®82°

RealFeel Shade™75°

Max UV Index9.0 (Very High)

WindE 5 mph

Hours of Precipitation2.5

Hours of Rain2.5

Thu 5/28

74° /58°
56%
Cloudy with a little rain

RealFeel®77°

RealFeel Shade™77°

Max UV Index2.0 (Low)

WindSSE 6 mph

Hours of Precipitation2

Hours of Rain2

Fri 5/29

76° /54°
57%
Cloudy; a little rain in the morning followed by a shower in spots in the afternoon

RealFeel®76°

RealFeel Shade™74°

Max UV Index4.0 (Moderate)

WindS 9 mph

Hours of Precipitation2.5

Hours of Rain2.5

Sat 5/30

76° /59°
60%
Periods of rain

RealFeel®79°

RealFeel Shade™79°

Max UV Index4.0 (Moderate)

WindS 9 mph

Hours of Precipitation4

Hours of Rain4

Sun 5/31

74° /53°
25%
Mostly cloudy and humid

RealFeel®81°

RealFeel Shade™81°

Max UV Index4.0 (Moderate)

WindENE 5 mph

Mon 6/1

75° /58°
25%
Humid with clouds and sunshine

RealFeel®78°

RealFeel Shade™75°

Max UV Index5.0 (Moderate)

WindW 7 mph

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World North America United States Illinois Grayslake

Weather Near Grayslake:

  • Chicago, IL
  • Joliet, IL
  • Naperville, IL
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