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Markham, IL

40°F
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Markham

Illinois

40°
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Markham, IL Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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1 AM

40°
RealFeel® 26°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 79%
Chevron down
Rain

WindE 16 mph

Air QualityExcellent

Wind Gusts23 mph

Humidity94%

Indoor Humidity34% (Slightly Dry)

Dew Point39° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Rain0.05 in

Visibility5 mi

Cloud Ceiling1100 ft

2 AM

41°
RealFeel® 29°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 58%
Chevron down
Rain

WindE 12 mph

Air QualityExcellent

Wind Gusts15 mph

Humidity97%

Indoor Humidity36% (Slightly Dry)

Dew Point40° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover99%

Rain0.07 in

Visibility5 mi

Cloud Ceiling1100 ft

3 AM

41°
RealFeel® 33°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 49%
Chevron down
Cloudy

WindE 12 mph

Air QualityExcellent

Wind Gusts15 mph

Humidity91%

Indoor Humidity34% (Slightly Dry)

Dew Point39° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover99%

Visibility10 mi

Cloud Ceiling1100 ft

4 AM

42°
RealFeel® 33°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 49%
Chevron down
Cloudy

WindE 13 mph

Air QualityExcellent

Wind Gusts15 mph

Humidity85%

Indoor Humidity33% (Slightly Dry)

Dew Point38° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling1100 ft

5 AM

43°
RealFeel® 32°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 83%
Chevron down
Rain

WindESE 12 mph

Air QualityExcellent

Wind Gusts14 mph

Humidity85%

Indoor Humidity34% (Slightly Dry)

Dew Point39° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Rain0.07 in

Visibility5 mi

Cloud Ceiling1100 ft

6 AM

44°
RealFeel® 34°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 83%
Chevron down
Rain

WindESE 10 mph

Air QualityFair

Wind Gusts14 mph

Humidity86%

Indoor Humidity35% (Slightly Dry)

Dew Point40° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Rain0.07 in

Visibility5 mi

Cloud Ceiling1100 ft

7 AM

46°
RealFeel® 37°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 83%
Chevron down
Rain

RealFeel Shade™37°

WindSE 10 mph

Air QualityFair

Max UV Index0.1 (Low)

Wind Gusts16 mph

Humidity85%

Indoor Humidity38% (Ideal Humidity)

Dew Point42° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Rain0.07 in

Visibility5 mi

Cloud Ceiling1100 ft

8 AM

49°
RealFeel® 41°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 40%
Chevron down
Cloudy

RealFeel Shade™41°

WindSE 14 mph

Air QualityFair

Max UV Index0.3 (Low)

Wind Gusts22 mph

Humidity84%

Indoor Humidity42% (Ideal Humidity)

Dew Point44° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover99%

Visibility10 mi

Cloud Ceiling1700 ft

9 AM

52°
RealFeel® 45°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 34%
Chevron down
Cloudy

RealFeel Shade™45°

WindSSE 15 mph

Air QualityFair

Max UV Index0.5 (Low)

Wind Gusts23 mph

Humidity84%

Indoor Humidity48% (Ideal Humidity)

Dew Point48° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover99%

Visibility10 mi

Cloud Ceiling2400 ft

10 AM

56°
RealFeel® 49°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 39%
Chevron down
Cloudy

RealFeel Shade™49°

WindSSE 16 mph

Air QualityFair

Max UV Index0.8 (Low)

Wind Gusts24 mph

Humidity84%

Indoor Humidity55% (Ideal Humidity)

Dew Point51° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling3100 ft

11 AM

60°
RealFeel® 55°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 49%
Chevron down
Cloudy

RealFeel Shade™54°

WindS 18 mph

Air QualityFair

Max UV Index1.0 (Low)

Wind Gusts24 mph

Humidity80%

Indoor Humidity62% (Ideal Humidity)

Dew Point54° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling3100 ft

12 PM

63°
RealFeel® 55°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 61%
Chevron down
Thunderstorms

RealFeel Shade™55°

WindS 21 mph

Air QualityFair

Max UV Index1.0 (Low)

Wind Gusts30 mph

Humidity81%

Indoor Humidity69% (Slightly Humid)

Dew Point58° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover100%

Rain0.09 in

Visibility5 mi

Cloud Ceiling2000 ft

1 PM

66°
RealFeel® 60°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 61%
Chevron down
Thunderstorms

RealFeel Shade™59°

WindS 23 mph

Air QualityFair

Max UV Index1.1 (Low)

Wind Gusts40 mph

Humidity80%

Indoor Humidity75% (Slightly Humid)

Dew Point60° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover100%

Rain0.09 in

Visibility5 mi

Cloud Ceiling3100 ft

2 PM

70°
RealFeel® 63°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 65%
Chevron down
Thunderstorms

RealFeel Shade™62°

WindS 22 mph

Air QualityFair

Max UV Index1.0 (Low)

Wind Gusts35 mph

Humidity79%

Indoor Humidity79% (Humid)

Dew Point63° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover99%

Rain0.18 in

Visibility4 mi

Cloud Ceiling2000 ft

3 PM

73°
RealFeel® 70°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 49%
Chevron down
Cloudy

RealFeel Shade™69°

WindSSW 23 mph

Air QualityFair

Max UV Index1.0 (Low)

Wind Gusts36 mph

Humidity69%

Indoor Humidity69% (Humid)

Dew Point63° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover99%

Visibility10 mi

Cloud Ceiling2000 ft

4 PM

72°
RealFeel® 68°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 49%
Chevron down
Cloudy

RealFeel Shade™68°

WindSSW 23 mph

Air QualityFair

Max UV Index0.9 (Low)

Wind Gusts36 mph

Humidity72%

Indoor Humidity72% (Slightly Humid)

Dew Point62° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling6400 ft

5 PM

72°
RealFeel® 68°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 49%
Chevron down
Cloudy

RealFeel Shade™68°

WindSSW 23 mph

Air QualityFair

Max UV Index0.6 (Low)

Wind Gusts37 mph

Humidity67%

Indoor Humidity67% (Slightly Humid)

Dew Point60° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling6400 ft

6 PM

70°
RealFeel® 62°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 57%
Chevron down
Thunderstorms

RealFeel Shade™62°

WindS 22 mph

Air QualityFair

Max UV Index0.2 (Low)

Wind Gusts37 mph

Humidity78%

Indoor Humidity78% (Humid)

Dew Point63° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover100%

Rain0.18 in

Visibility4 mi

Cloud Ceiling2000 ft

7 PM

68°
RealFeel® 64°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 49%
Chevron down
Cloudy

RealFeel Shade™64°

WindS 21 mph

Air QualityFair

Max UV Index0.1 (Low)

Wind Gusts36 mph

Humidity81%

Indoor Humidity81% (Slightly Humid)

Dew Point62° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling6400 ft

8 PM

68°
RealFeel® 59°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 73%
Chevron down
Thunderstorms

WindSSW 21 mph

Air QualityFair

Wind Gusts35 mph

Humidity81%

Indoor Humidity80% (Slightly Humid)

Dew Point62° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover94%

Rain0.15 in

Visibility4 mi

Cloud Ceiling2000 ft

9 PM

67°
RealFeel® 59°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 73%
Chevron down
Thunderstorms

WindSSW 21 mph

Air QualityFair

Wind Gusts35 mph

Humidity77%

Indoor Humidity76% (Slightly Humid)

Dew Point60° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover94%

Rain0.15 in

Visibility4 mi

Cloud Ceiling2000 ft

10 PM

67°
RealFeel® 62°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 49%
Chevron down
Cloudy

WindSSW 22 mph

Air QualityFair

Wind Gusts32 mph

Humidity79%

Indoor Humidity76% (Slightly Humid)

Dew Point60° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover94%

Visibility10 mi

Cloud Ceiling7100 ft

11 PM

65°
RealFeel® 61°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 34%
Chevron down
Cloudy

WindSSW 21 mph

Air QualityFair

Wind Gusts28 mph

Humidity82%

Indoor Humidity74% (Slightly Humid)

Dew Point60° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover94%

Visibility10 mi

Cloud Ceiling9600 ft

Hourly Weather Forecast for Markham

AccuWeather's hourly forecast for Markham provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 40° with a RealFeel® of 26° and a 79% chance of Rain. Each hourly forecast includes wind speed, humidity, air quality, UV index, and the AccuLumen Brightness Index™, AccuWeather's measure of perceived outdoor light intensity. Forecasts are generated by proprietary systems developed by AccuWeather meteorologists since 1962.

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