How is the weather in Crystal Lake, IL?

At 2:02 PM on Fri, Sep 5, 2025 it is 63 degrees Fahrenheit, feeling like 63 degrees.

Crystal Lake, IL Weather Forecast and Current Conditions (60012)

63°F
Feels Like 63°F

Humidity 61% Dew Point 49°F Wind SW 4 MPH Gusts 4 Barometer 29.61 in.752.1 mm

Solar Rad 196 w/m2 UV Index 1

Report from 0.6 miles W of central Crystal Lake at 2:02 PM Fri, Sep 5, 2025

Current Weather

63°F
Feels Like 63°F

Humidity 61% Dew Point 49°F Wind SW 4 MPH Gusts 4 Barometer 29.61 in.752.1 mm

Solar Rad 196 w/m2 UV Index 1

Report from 0.6 miles W of central Crystal Lake at 2:02 PM Fri, Sep 5, 2025

Forecast at a Glance

FriSep 5

64°

43°

SatSep 6

10%

64°

42°

SunSep 7

67°

43°

MonSep 8

73°

53°

TueSep 9

20%

78°

56°

WedSep 10

10%

79°

56°

ThuSep 11

75°

54°

This Date in Weather History

1925 - The temperature at Centerville, AL, soars to 112 degrees to establish a state record. Every reporting station in Alabama was 100 degrees or above that afternoon.

Crystal Lake 7 Day Weather Forecast Details

Friday Sep 5

Day: Partly sunny. High near 64, with temperatures falling to around 62 in the afternoon. West wind 15 to 20 mph, with gusts as high as 30 mph.

Night: Mostly clear, with a low around 43. West wind 5 to 15 mph, with gusts as high as 25 mph.

Saturday Sep 6

Day: Mostly sunny, with a high near 64. West wind 5 to 15 mph, with gusts as high as 25 mph.

Night: Partly cloudy, with a low around 42. West northwest wind 5 to 10 mph.

Sunday Sep 7

Day: Sunny, with a high near 67. West northwest wind 5 to 10 mph.

Night: Mostly clear, with a low around 43.

Monday Sep 8

Day: Sunny, with a high near 73.

Night: Partly cloudy, with a low around 53.

Tuesday Sep 9

Day: A slight chance of rain showers between 7am and 1pm. Partly sunny, with a high near 78.

Night: Mostly cloudy, with a low around 56.

Wednesday Sep 10

Day: Mostly sunny, with a high near 79.

Night: Partly cloudy, with a low around 56.

Thursday Sep 11

Day: Mostly sunny, with a high near 75.

Night: Partly cloudy, with a low around 54.

Sun & Moon Monthly

First Light 5:55 AM

Sunrise 6:24 AM

Sunset 7:22 PM

Last Light 7:50 PM

Moonrise 6:29 PM

Moonset 3:38 AM

Moon Phase

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Weather Near Crystal Lake

Forest Lake, IL

Lake Forest, IL

Dekalb, IL

Contiguous United States Extremes

Thu's High Temperature
112 at Death Valley, CA and 16 Miles Southwest Of Tecopa, CA

Fri's Low Temperature
25 at 13 Miles North Of White Sulphur Springs, MT

Weather Folklore

If the rooster crows on going to bed, you may rise with a watery head.

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