Current Weather
1:36 PM
76°F
Sunny
RealFeel® 82°
Very Warm
RealFeel Shade™ 73°
Pleasant
RealFeel®
82°
RealFeel Shade™
73°
Max UV Index
7.7 (Very High)
Wind
WSW 8 mph
Wind Gusts
16 mph
Humidity
25%
Indoor Humidity
25% (Slightly Dry)
Dew Point
38° F
Pressure
↑ 29.53 in
Cloud Cover
0%
Visibility
11 mi
Cloud Ceiling
33400 ft
Day
5/4
77°Hi
RealFeel®
82°
Pleasant
RealFeel Shade™
73°
Pleasant
Windy and warmer with sunshine mixing with some clouds; a thunderstorm in spots late this afternoon; thunderstorms can bring hail and damaging winds
Max UV Index9.0 (Very High)
AccuLumen Brightness Index™8 (Bright)
WindSW 14 mph
Wind Gusts32 mph
Probability of Precipitation55%
Probability of Thunderstorms33%
Precipitation0.05 in
Rain0.05 in
Hours of Precipitation0.5
Hours of Rain0.5
Cloud Cover27%
Night
5/4
45°Lo
RealFeel®
39°
Cold
Cloudy; an evening thunderstorm followed by a passing shower late; thunderstorms can bring hail and damaging winds
WindNW 8 mph
Wind Gusts21 mph
Probability of Precipitation55%
Probability of Thunderstorms33%
Precipitation0.07 in
Rain0.07 in
Hours of Precipitation1
Hours of Rain1
Cloud Cover95%
Sun & Moon
14 hrs 11 mins
Rise
5:45 AM
Set
7:56 PM
Waning Gibbous
Rise
11:25 PM
Set
7:49 AM
Temperature History
5/4High
Low
Forecast
77°
45°
Average
66°
45°
Last Year
63°
44°
Record
80°
2010
30°
2005
Current Weather Conditions in Crystal Lake
Crystal Lake, Illinois is currently Sunny with a temperature of 76°. The current RealFeel® Temperature is 82° (Very Warm) based on observed conditions including 25% humidity, 0% cloud cover, a UV index of 8, and winds of 8 mph. In shade, the RealFeel Shade™ is 73°. AccuWeather's MinuteCast® provides minute-by-minute precipitation forecasts for Crystal Lake, powered by forecasting systems and proprietary technology developed by AccuWeather meteorologists since 1962.
