National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

McKinney - McKinney National Airport (KTKI)

Lat: 33.18°NLon: 96.59°WElev: 584ft.

Fair

82°F

28°C

Humidity 69%
Wind Speed S 12 mph
Barometer 29.97 in (1014.2 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 8 Jun 10:53 pm CDT
Extended Forecast for

Mc Kinney TX

  • Tonight

    Tonight: Mostly clear, with a low around 76. South wind around 10 mph, with gusts as high as 20 mph.

    Low: 76 °F

    Mostly Clear

  • Tuesday

    Tuesday: Partly sunny, then gradually becoming sunny, with a high near 91. Heat index values as high as 100. South wind 10 to 15 mph.

    High: 91 °F

    Becoming
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 77. South wind around 10 mph.

    Low: 77 °F

    Mostly Clear

  • Wednesday

    Wednesday: Partly sunny, then gradually becoming sunny, with a high near 93. Heat index values as high as 102. South wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 93 °F

    Becoming
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 78. South wind around 15 mph, with gusts as high as 20 mph.

    Low: 78 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 95. South wind around 15 mph, with gusts as high as 25 mph.

    High: 95 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of showers and thunderstorms after 1am. Mostly clear, with a low around 76. South wind 10 to 15 mph.

    Low: 76 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 92. South wind 5 to 10 mph.

    High: 92 °F

    Slight Chance
    T-storms

  • Friday Night

    Friday Night: A 20 percent chance of showers after 1am. Partly cloudy, with a low around 77. South southeast wind 5 to 10 mph.

    Low: 77 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 76. South wind around 10 mph, with gusts as high as 20 mph.
Tuesday
Partly sunny, then gradually becoming sunny, with a high near 91. Heat index values as high as 100. South wind 10 to 15 mph.
Tuesday Night
Mostly clear, with a low around 77. South wind around 10 mph.
Wednesday
Partly sunny, then gradually becoming sunny, with a high near 93. Heat index values as high as 102. South wind 10 to 15 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 78. South wind around 15 mph, with gusts as high as 20 mph.
Thursday
Mostly sunny, with a high near 95. South wind around 15 mph, with gusts as high as 25 mph.
Thursday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly clear, with a low around 76. South wind 10 to 15 mph.
Friday
A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 92. South wind 5 to 10 mph.
Friday Night
A 20 percent chance of showers after 1am. Partly cloudy, with a low around 77. South southeast wind 5 to 10 mph.
Saturday
A slight chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 94. Chance of precipitation is 20%.
Saturday Night
A 40 percent chance of showers. Partly cloudy, with a low around 78.
Sunday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91.
Sunday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73.
Monday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 88.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mc Kinney TX
 33.21°N 96.65°W (Elev. 600 ft)
Last Update:
6:06 pm CDT Jun 8, 2026
Forecast Valid:
11pm CDT Jun 8, 2026-6pm CDT Jun 15, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation