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A temperature rollercoaster unfolds across the Northeast, Midwest. Get the forecast details.

Crystal Lake, IL

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Crystal Lake, IL Weather

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11 PM

31°

RealFeel® 18°

Very Cold

RealFeel Guide

Very Cold

10° to 24°

Caution advised. Older adults, infants, and those with sensitive medical conditions, should be well dressed to protect from hypothermia and frostbite. Coat, hat, gloves and a scarf are appropriate.

0%

Mostly cloudy

WindN 14 mph

Air QualityFair

Wind Gusts22 mph

Humidity78%

Indoor Humidity35% (Dry)

Dew Point25° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover76%

Visibility10 mi

Cloud Ceiling30000 ft

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World North America United States Illinois Crystal Lake

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Chicago, IL
Joliet, IL
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