• Early AM

    Jul 13

    Lo 73°

    Clear

    Home Energy Efficiency Weather
    • Avg
      RealFeel
      86°
    • Hi
      RealFeel
      99°
    • Wind
      Speed
      2 mph
    more
  • Today

    Jul 13

    101°Lo 76°

    Mostly sunny and hot

    Poor for home energy
    • Avg
      RealFeel
      90°
    • Hi
      RealFeel
      105°
    • Wind
      Speed
      6 mph
  • Mon

    Jul 14

    100°Lo 74°

    Mostly sunny and hot

    Poor for home energy
    • Avg
      RealFeel
      91°
    • Hi
      RealFeel
      106°
    • Wind
      Speed
      7 mph
    more
  • Tue

    Jul 15

    93°Lo 68°

    A thunderstorm in the area

    Poor for home energy
    • Avg
      RealFeel
      83°
    • Hi
      RealFeel
      100°
    • Wind
      Speed
      6 mph
    more
  • Wed

    Jul 16

    87°Lo 68°

    A couple of thunderstorms

    Poor for home energy
    • Avg
      RealFeel
      82°
    • Hi
      RealFeel
      97°
    • Wind
      Speed
      7 mph
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sun
11am
12pm 1pm 2pm 3pm 4pm 5pm 6pm
  11am 12pm 1pm 2pm 3pm 4pm 5pm 6pm
Forecast
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Temp (°F) 92° 94° 96° 97° 99° 99° 101° 99°
RealFeel® 100° 102° 103° 104° 105° 103° 102° 98°
Humidity 47% 41% 37% 34% 33% 31% 30% 31%
   
  11am 12pm 1pm 2pm 3pm 4pm 5pm 6pm
Rain
 
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Snow
 
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Ice
 
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  11am 12pm 1pm 2pm 3pm 4pm 5pm 6pm
Wind (mph) 6 SW 6 SW 6 SW 6 SSW 6 SSW 6 S 6 S 6 S
UV Index 8 10 10 10 8 6 4 2
Cloud Cover 11% 11% 11% 11% 11% 11% 11% 11%
Dew Point 69° 67° 66° 65° 65° 64° 64° 63°
Middle Grid line 105 F Middle Grid line 100 F Middle Grid line 95 F Middle Grid line 90 F

Temperature History - Jul 13

more Historical Weather Data >
  Today Normal Record 7/13/2013
High 101° 91° N/A 99°
Low 76° 71° N/A 76°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:27 AM with 14:10 of sunlight, then sets at 8:37 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 9:35 PM with 11:27 of moolight, then sets at 9:02 AM

Top Story

Mckinney Weather Report

Dallas: Continued Heat Before Midweek Storms

July 12, 2014; 10:20 PM ET

Dallas will see continued periods of heat and dry weather with temperatures expected to reach 100 F Sunday and Monday. more >

Energy Efficient Lightbulbs and S.A.D

Sep 8, 2012; 5:00 AM ET With shorter days and colder nights in the fall and winter, some people develop seasonal affective disorder. When shopping for lightbulbs to treat the 'winter blues,'consider energy-efficient bulbs.

Sun. Home Energy Efficiency

Sun. Degree Days

Sun. UV Index