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Markham, TX

81°F
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Markham, TX Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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8 AM

80°
RealFeel® 92°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 43%
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Mostly cloudy w/ t-storms

RealFeel Shade™92°

Heat Index86°

WindSE 8 mph

Air QualityFair

Max UV Index0.8 (Low)

Wind Gusts10 mph

Humidity97%

Indoor Humidity95% (Dangerously Humid)

Dew Point79° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover69%

Visibility10 mi

Cloud Ceiling4400 ft

9 AM

82°
RealFeel® 95°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 43%
Chevron down
Intermittent clouds

RealFeel Shade™91°

Heat Index92°

WindSSE 10 mph

Air QualityFair

Max UV Index1.6 (Low)

Wind Gusts13 mph

Humidity93%

Indoor Humidity93% (Dangerously Humid)

Dew Point79° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover65%

Visibility10 mi

Cloud Ceiling4000 ft

10 AM

83°
RealFeel® 97°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 47%
Chevron down
Intermittent clouds

RealFeel Shade™92°

Heat Index96°

WindSSE 12 mph

Air QualityFair

Max UV Index2.4 (Low)

Wind Gusts16 mph

Humidity90%

Indoor Humidity90% (Dangerously Humid)

Dew Point80° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover65%

Visibility10 mi

Cloud Ceiling3700 ft

11 AM

85°
RealFeel® 97°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 52%
Chevron down
Mostly cloudy w/ t-storms

RealFeel Shade™93°

Heat Index100°

WindSSE 12 mph

Air QualityFair

Max UV Index2.8 (Moderate)

Wind Gusts17 mph

Humidity84%

Indoor Humidity84% (Dangerously Humid)

Dew Point80° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover70%

Rain0.15 in

Visibility4 mi

Cloud Ceiling2000 ft

12 PM

87°
RealFeel® 103°
Very Hot
RealFeel Guide
Very Hot
101° to 107°
Caution advised. Danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 48%
Chevron down
Intermittent clouds

RealFeel Shade™96°

Heat Index103°

WindSSE 13 mph

Air QualityFair

Max UV Index5.1 (Moderate)

Wind Gusts17 mph

Humidity80%

Indoor Humidity80% (Dangerously Humid)

Dew Point80° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling3700 ft

1 PM

89°
RealFeel® 105°
Very Hot
RealFeel Guide
Very Hot
101° to 107°
Caution advised. Danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 49%
Chevron down
Intermittent clouds

RealFeel Shade™98°

Heat Index106°

WindSSE 13 mph

Air QualityFair

Max UV Index5.6 (High)

Wind Gusts18 mph

Humidity74%

Indoor Humidity74% (Dangerously Humid)

Dew Point80° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling3700 ft

2 PM

88°
RealFeel® 99°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 58%
Chevron down
Mostly cloudy w/ t-storms

RealFeel Shade™94°

Heat Index104°

WindS 13 mph

Air QualityFair

Max UV Index3.8 (Moderate)

Wind Gusts18 mph

Humidity77%

Indoor Humidity77% (Dangerously Humid)

Dew Point80° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover70%

Rain0.15 in

Visibility4 mi

Cloud Ceiling2000 ft

3 PM

86°
RealFeel® 99°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 51%
Chevron down
Mostly cloudy w/ t-storms

RealFeel Shade™94°

Heat Index101°

WindS 13 mph

Air QualityFair

Max UV Index3.6 (Moderate)

Wind Gusts18 mph

Humidity81%

Indoor Humidity81% (Dangerously Humid)

Dew Point80° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling5900 ft

4 PM

86°
RealFeel® 99°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 49%
Chevron down
Intermittent clouds

RealFeel Shade™94°

Heat Index99°

WindS 13 mph

Air QualityFair

Max UV Index2.5 (Moderate)

Wind Gusts18 mph

Humidity82%

Indoor Humidity82% (Dangerously Humid)

Dew Point80° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling7100 ft

5 PM

86°
RealFeel® 99°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 34%
Chevron down
Intermittent clouds

RealFeel Shade™95°

Heat Index100°

WindS 12 mph

Air QualityFair

Max UV Index2.1 (Low)

Wind Gusts17 mph

Humidity81%

Indoor Humidity81% (Dangerously Humid)

Dew Point80° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling14700 ft

6 PM

85°
RealFeel® 97°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 34%
Chevron down
Intermittent clouds

RealFeel Shade™93°

Heat Index97°

WindS 10 mph

Air QualityFair

Max UV Index1.5 (Low)

Wind Gusts15 mph

Humidity84%

Indoor Humidity84% (Dangerously Humid)

Dew Point79° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling22400 ft

7 PM

84°
RealFeel® 96°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 39%
Chevron down
Intermittent clouds

RealFeel Shade™96°

Heat Index96°

WindSSE 9 mph

Air QualityFair

Max UV Index0.8 (Low)

Wind Gusts14 mph

Humidity87%

Indoor Humidity87% (Dangerously Humid)

Dew Point79° F

AccuLumen Brightness Index™3 (Dull)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling30000 ft

8 PM

82°
RealFeel® 95°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 49%
Chevron down
Mostly cloudy

RealFeel Shade™95°

Heat Index93°

WindSSE 8 mph

Air QualityFair

Max UV Index0.0 (Low)

Wind Gusts12 mph

Humidity90%

Indoor Humidity90% (Dangerously Humid)

Dew Point79° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover82%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

81°
RealFeel® 94°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 49%
Chevron down
Mostly cloudy

Heat Index91°

WindSE 7 mph

Air QualityFair

Wind Gusts9 mph

Humidity93%

Indoor Humidity93% (Dangerously Humid)

Dew Point79° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover86%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

79°
RealFeel® 89°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 59%
Chevron down
Thunderstorms

Heat Index85°

WindSE 7 mph

Air QualityFair

Wind Gusts8 mph

Humidity98%

Indoor Humidity95% (Dangerously Humid)

Dew Point79° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover90%

Rain0.05 in

Visibility6 mi

Cloud Ceiling4000 ft

11 PM

79°
RealFeel® 88°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 75%
Chevron down
Thunderstorms

Heat Index84°

WindSE 7 mph

Air QualityFair

Wind Gusts8 mph

Humidity97%

Indoor Humidity95% (Dangerously Humid)

Dew Point78° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover92%

Rain0.05 in

Visibility6 mi

Cloud Ceiling4000 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 80° with a RealFeel® of 92°, mostly cloudy w/ t-storms with a 43% chance of precipitation. 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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