How is the weather in Crystal Lake, IA?

At 11:38 PM on Thu, Sep 4, 2025 it is clear and 55 degrees Fahrenheit, feeling like 55 degrees.

Crystal Lake, IA Weather Forecast and Current Conditions (50432)

55°F
Feels Like 55°F

Humidity 78% Dew Point 48°F Wind W 6 MPH Gusts 8 Barometer 29.65 in.753.1 mm

Solar Rad 0 w/m2

Report from 8.3 miles ENE of central Crystal Lake at 11:38 PM Thu, Sep 4, 2025

Current Weather

55°F
Feels Like 55°F

Humidity 78% Dew Point 48°F Wind W 6 MPH Gusts 8 Barometer 29.65 in.753.1 mm

Solar Rad 0 w/m2

Report from 8.3 miles ENE of central Crystal Lake at 11:38 PM Thu, Sep 4, 2025

Forecast at a Glance

ThuSep 4

45°

FriSep 5

10%

61°

40°

SatSep 6

62°

39°

SunSep 7

65°

42°

MonSep 8

10%

72°

55°

TueSep 9

40%

76°

59°

WedSep 10

30%

78°

57°

This Date in Weather History

1975 - Strong winds reduced visibilities to near zero in blowing dust resulting in a 22-car chain reaction accident on Interstate 10 near Toltec AZ. Two persons were killed, and 14 others were injured.

Crystal Lake 7 Day Weather Forecast Details

Thursday Sep 4

Night: Mostly clear. Low around 45, with temperatures rising to around 48 overnight. West northwest wind around 18 mph, with gusts as high as 31 mph. New rainfall amounts between a tenth and quarter of an inch possible.

Friday Sep 5

Day: A chance of rain showers after 4pm. Partly sunny, with a high near 61. West northwest wind 13 to 16 mph, with gusts as high as 29 mph.

Night: A chance of rain showers before 7pm. Partly cloudy. Low around 40, with temperatures rising to around 43 overnight. West northwest wind 5 to 10 mph.

Saturday Sep 6

Day: Mostly sunny, with a high near 62. West northwest wind 5 to 10 mph, with gusts as high as 18 mph.

Night: Mostly clear, with a low around 39. Northwest wind 3 to 8 mph.

Sunday Sep 7

Day: Sunny, with a high near 65.

Night: Mostly clear, with a low around 42.

Monday Sep 8

Day: Mostly sunny, with a high near 72.

Night: A slight chance of showers and thunderstorms between 7pm and 1am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 55. Chance of precipitation is 40%.

Tuesday Sep 9

Day: A chance of showers and thunderstorms. Partly sunny, with a high near 76. Chance of precipitation is 40%.

Night: A slight chance of rain showers before 7pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 59. Chance of precipitation is 30%.

Wednesday Sep 10

Day: A chance of showers and thunderstorms before 7am. Mostly sunny, with a high near 78. Chance of precipitation is 30%.

Night: A slight chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 57.

Thursday Sep 11

Day: A slight chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 76.

Sun & Moon Monthly

First Light 6:15 AM

Sunrise 6:44 AM

Sunset 7:46 PM

Last Light 8:16 PM

Moonrise 6:26 PM

Moonset 2:43 AM

Moon Phase

Airport Delays - Check over 300 airports

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