Markham, TX

Hourly

7 AM

78° RealFeel® 84° 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 83% Showers

• RealFeel Shade™: 84°
• Heat Index: 80°
• Wind: SSE 9 mph
• Air Quality: Poor
• Max UV Index: 0.2 (Low)
• Wind Gusts: 10 mph
• Humidity: 94%
• Indoor Humidity: 94% (Extremely Humid)
• Dew Point: 77° F
• AccuLumen Brightness Index™: 1 (Dark)
• Cloud Cover: 100%
• Rain: 0.05 in
• Visibility: 10 mi
• Cloud Ceiling: 7100 ft

8 AM

80° 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 44% Thunderstorms

• RealFeel Shade™: 88°
• Heat Index: 85°
• Wind: SSE 9 mph
• Air Quality: Poor
• Max UV Index: 0.6 (Low)
• Wind Gusts: 12 mph
• Humidity: 93%
• Indoor Humidity: 93% (Dangerously Humid)
• Dew Point: 78° F
• AccuLumen Brightness Index™: 1 (Dark)
• Cloud Cover: 100%
• Rain: 0.01 in
• Visibility: 10 mi
• Cloud Ceiling: 14600 ft

9 AM

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 40% Cloudy

• RealFeel Shade™: 90°
• Heat Index: 90°
• Wind: SSE 10 mph
• Air Quality: Poor
• Max UV Index: 1.2 (Low)
• Wind Gusts: 14 mph
• Humidity: 96%
• Indoor Humidity: 95% (Dangerously Humid)
• Dew Point: 79° F
• AccuLumen Brightness Index™: 2 (Dark)
• Cloud Cover: 91%
• Visibility: 10 mi
• Cloud Ceiling: 9100 ft

10 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 39% Cloudy

• RealFeel Shade™: 91°
• Heat Index: 93°
• Wind: SSE 12 mph
• Air Quality: Poor
• Max UV Index: 1.6 (Low)
• Wind Gusts: 17 mph
• Humidity: 93%
• Indoor Humidity: 93% (Dangerously Humid)
• Dew Point: 80° F
• AccuLumen Brightness Index™: 2 (Dark)
• Cloud Cover: 90%
• Visibility: 10 mi
• Cloud Ceiling: 3700 ft

11 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 47% Cloudy

• RealFeel Shade™: 92°
• Heat Index: 95°
• Wind: SSE 12 mph
• Air Quality: Poor
• Max UV Index: 2.5 (Low)
• Wind Gusts: 18 mph
• Humidity: 90%
• Indoor Humidity: 90% (Dangerously Humid)
• Dew Point: 80° F
• AccuLumen Brightness Index™: 2 (Dark)
• Cloud Cover: 93%
• Visibility: 10 mi
• Cloud Ceiling: 4800 ft

12 PM

84° 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 51% Thunderstorms

• RealFeel Shade™: 91°
• Heat Index: 95°
• Wind: SSE 12 mph
• Air Quality: Poor
• Max UV Index: 2.9 (Moderate)
• Wind Gusts: 20 mph
• Humidity: 87%
• Indoor Humidity: 87% (Dangerously Humid)
• Dew Point: 79° F
• AccuLumen Brightness Index™: 2 (Dark)
• Cloud Cover: 94%
• Rain: 0.04 in
• Visibility: 6 mi
• Cloud Ceiling: 4000 ft

1 PM

84° RealFeel® 98° 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 43% Cloudy

• RealFeel Shade™: 92°
• Heat Index: 96°
• Wind: SSE 12 mph
• Air Quality: Poor
• Max UV Index: 3.9 (Moderate)
• Wind Gusts: 22 mph
• Humidity: 84%
• Indoor Humidity: 84% (Dangerously Humid)
• Dew Point: 79° F
• AccuLumen Brightness Index™: 2 (Dark)
• Cloud Cover: 94%
• Visibility: 10 mi
• Cloud Ceiling: 7100 ft

2 PM

85° 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 51% Thunderstorms

• RealFeel Shade™: 91°
• Heat Index: 97°
• Wind: SSE 12 mph
• Air Quality: Poor
• Max UV Index: 2.9 (Moderate)
• Wind Gusts: 23 mph
• Humidity: 83%
• Indoor Humidity: 83% (Dangerously Humid)
• Dew Point: 79° F
• AccuLumen Brightness Index™: 2 (Dark)
• Cloud Cover: 94%
• Rain: 0.04 in
• Visibility: 6 mi
• Cloud Ceiling: 4000 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 47% Cloudy

• RealFeel Shade™: 94°
• Heat Index: 98°
• Wind: SSE 12 mph
• Air Quality: Poor
• Max UV Index: 2.7 (Moderate)
• Wind Gusts: 23 mph
• Humidity: 80%
• Indoor Humidity: 80% (Dangerously Humid)
• Dew Point: 79° F
• AccuLumen Brightness Index™: 2 (Dark)
• Cloud Cover: 92%
• Visibility: 10 mi
• Cloud Ceiling: 7100 ft

4 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 40% Cloudy

• RealFeel Shade™: 93°
• Heat Index: 97°
• Wind: SSE 12 mph
• Air Quality: Fair
• Max UV Index: 1.7 (Low)
• Wind Gusts: 24 mph
• Humidity: 82%
• Indoor Humidity: 82% (Dangerously Humid)
• Dew Point: 79° F
• AccuLumen Brightness Index™: 2 (Dark)
• Cloud Cover: 90%
• Visibility: 10 mi
• Cloud Ceiling: 7100 ft

5 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 34% Cloudy

• RealFeel Shade™: 92°
• Heat Index: 95°
• Wind: SE 10 mph
• Air Quality: Fair
• Max UV Index: 1.1 (Low)
• Wind Gusts: 22 mph
• Humidity: 84%
• Indoor Humidity: 84% (Dangerously Humid)
• Dew Point: 79° F
• AccuLumen Brightness Index™: 2 (Dark)
• Cloud Cover: 93%
• Visibility: 10 mi
• Cloud Ceiling: 7100 ft

6 PM

83° 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 34% Cloudy

• RealFeel Shade™: 94°
• Heat Index: 93°
• Wind: SE 10 mph
• Air Quality: Fair
• Max UV Index: 0.6 (Low)
• Wind Gusts: 20 mph
• Humidity: 88%
• Indoor Humidity: 88% (Dangerously Humid)
• Dew Point: 79° F
• AccuLumen Brightness Index™: 2 (Dark)
• Cloud Cover: 94%
• Visibility: 10 mi
• Cloud Ceiling: 7100 ft

7 PM

82° RealFeel® 93° 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 23% Cloudy

• RealFeel Shade™: 93°
• Heat Index: 91°
• Wind: SE 10 mph
• Air Quality: Fair
• Max UV Index: 0.3 (Low)
• Wind Gusts: 17 mph
• Humidity: 90%
• Indoor Humidity: 90% (Dangerously Humid)
• Dew Point: 79° F
• AccuLumen Brightness Index™: 1 (Dark)
• Cloud Cover: 94%
• Visibility: 10 mi
• Cloud Ceiling: 7100 ft

8 PM

80° RealFeel® 91° 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 1% Cloudy

• RealFeel Shade™: 91°
• Heat Index: 88°
• Wind: SE 9 mph
• Air Quality: Fair
• Max UV Index: 0.0 (Low)
• Wind Gusts: 14 mph
• Humidity: 94%
• Indoor Humidity: 94% (Dangerously Humid)
• Dew Point: 78° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 90%
• Visibility: 10 mi
• Cloud Ceiling: 14700 ft

9 PM

80° RealFeel® 90° 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 1% Mostly cloudy

• Heat Index: 86°
• Wind: SE 8 mph
• Air Quality: Fair
• Wind Gusts: 12 mph
• Humidity: 94%
• Indoor Humidity: 94% (Dangerously Humid)
• Dew Point: 78° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 77%
• Visibility: 10 mi
• Cloud Ceiling: 22400 ft

10 PM

78° 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 1% Intermittent clouds

• Heat Index: 81°
• Wind: SE 8 mph
• Air Quality: Fair
• Wind Gusts: 9 mph
• Humidity: 98%
• Indoor Humidity: 95% (Dangerously Humid)
• Dew Point: 78° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 65%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

11 PM

78° 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 1% Intermittent clouds

• Heat Index: 80°
• Wind: SE 8 mph
• Air Quality: Fair
• Wind Gusts: 9 mph
• Humidity: 98%
• Indoor Humidity: 95% (Dangerously Humid)
• Dew Point: 78° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 59%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft