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Heaviest rain to focus north of Southern California for midday, afternoon New Year's Day. Click for details. Chevron right

McHenry, IL

11°F
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McHenry

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McHenry, IL Weather
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Today WinterCast

Hourly

 Daily Radar MinuteCast® Monthly Air Quality Health & Activities

WinterCast

Trace - 0.05 in

Sun, 1/4, 8:00 PM - Sun, 1/4, 10:00 PM

Ice

10 AM

14°
RealFeel® 12°
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.
LEARN MORE
rain drop 7%
Chevron down
Partly sunny

RealFeel Shade™8°

WindWNW 7 mph

Air QualityFair

Max UV Index1.6 (Low)

Wind Gusts9 mph

Humidity69%

Indoor Humidity20% (Very Dry)

Dew Point6° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

11 AM

16°
RealFeel® 14°
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.
LEARN MORE
rain drop 7%
Chevron down
Partly sunny

RealFeel Shade™9°

WindWNW 7 mph

Air QualityFair

Max UV Index2.0 (Low)

Wind Gusts9 mph

Humidity64%

Indoor Humidity20% (Very Dry)

Dew Point6° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

12 PM

17°
RealFeel® 15°
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.
LEARN MORE
rain drop 10%
Chevron down
Partly sunny

RealFeel Shade™10°

WindWNW 7 mph

Air QualityFair

Max UV Index2.1 (Low)

Wind Gusts10 mph

Humidity62%

Indoor Humidity21% (Very Dry)

Dew Point6° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

1 PM

18°
RealFeel® 12°
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.
LEARN MORE
rain drop 47%
Chevron down
Cloudy

RealFeel Shade™12°

WindW 7 mph

Air QualityFair

Max UV Index0.6 (Low)

Wind Gusts10 mph

Humidity61%

Indoor Humidity21% (Very Dry)

Dew Point7° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling6100 ft

2 PM

19°
RealFeel® 11°
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.
LEARN MORE
rain drop 55%
Chevron down
Flurries

RealFeel Shade™11°

WindW 7 mph

Air QualityFair

Max UV Index0.4 (Low)

Wind Gusts10 mph

Humidity60%

Indoor Humidity21% (Very Dry)

Dew Point7° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover95%

Snowtrace

Visibility10 mi

Cloud Ceiling6000 ft

3 PM

20°
RealFeel® 12°
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.
LEARN MORE
rain drop 55%
Chevron down
Flurries

RealFeel Shade™12°

WindW 8 mph

Air QualityFair

Max UV Index0.3 (Low)

Wind Gusts9 mph

Humidity59%

Indoor Humidity22% (Very Dry)

Dew Point8° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover95%

Snowtrace

Visibility10 mi

Cloud Ceiling6000 ft

4 PM

19°
RealFeel® 14°
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.
LEARN MORE
rain drop 24%
Chevron down
Cloudy

RealFeel Shade™14°

WindW 7 mph

Air QualityFair

Max UV Index0.1 (Low)

Wind Gusts9 mph

Humidity63%

Indoor Humidity22% (Very Dry)

Dew Point8° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling6400 ft

5 PM

18°
RealFeel® 15°
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.
LEARN MORE
rain drop 19%
Chevron down
Cloudy

WindW 5 mph

Air QualityFair

Wind Gusts6 mph

Humidity68%

Indoor Humidity23% (Very Dry)

Dew Point9° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover97%

Visibility10 mi

Cloud Ceiling6700 ft

6 PM

16°
RealFeel® 15°
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.
LEARN MORE
rain drop 15%
Chevron down
Cloudy

WindW 5 mph

Air QualityFair

Wind Gusts6 mph

Humidity73%

Indoor Humidity23% (Very Dry)

Dew Point9° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling7100 ft

7 PM

15°
RealFeel® 12°
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.
LEARN MORE
rain drop 7%
Chevron down
Partly cloudy

WindW 5 mph

Air QualityFair

Wind Gusts6 mph

Humidity82%

Indoor Humidity24% (Very Dry)

Dew Point10° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling8300 ft

8 PM

15°
RealFeel® 11°
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.
LEARN MORE
rain drop 7%
Chevron down
Partly cloudy

WindW 6 mph

Air QualityFair

Wind Gusts7 mph

Humidity82%

Indoor Humidity24% (Very Dry)

Dew Point10° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling9600 ft

9 PM

16°
RealFeel® 12°
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.
LEARN MORE
rain drop 7%
Chevron down
Partly cloudy

WindW 6 mph

Air QualityFair

Wind Gusts7 mph

Humidity80%

Indoor Humidity24% (Very Dry)

Dew Point10° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling10900 ft

10 PM

16°
RealFeel® 12°
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.
LEARN MORE
rain drop 7%
Chevron down
Partly cloudy

WindW 6 mph

Air QualityFair

Wind Gusts7 mph

Humidity80%

Indoor Humidity24% (Very Dry)

Dew Point10° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling12100 ft

11 PM

15°
RealFeel® 10°
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.
LEARN MORE
rain drop 7%
Chevron down
Partly cloudy

WindWNW 6 mph

Air QualityFair

Wind Gusts7 mph

Humidity82%

Indoor Humidity24% (Very Dry)

Dew Point10° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling13400 ft

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World North America United States Illinois McHenry

Weather Near McHenry:

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