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

74°F

23°C

Humidity 37%
Wind Speed S 17 mph
Barometer 30.00 in (1016.0 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 28 Feb 10:53 am CST
Extended Forecast for

Mc Kinney TX

  • Today

    Today: A 20 percent chance of showers before noon. Sunny, with a high near 82. South wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 82 °F

    Slight Chance
    Showers

  • Tonight

    Tonight: A 20 percent chance of showers after midnight. Increasing clouds, with a low around 59. South southeast wind 5 to 10 mph.

    Low: 59 °F

    Mostly Clear
    then Slight
    Chance
    Showers

  • Sunday

    Sunday: Mostly sunny, with a high near 81. South southeast wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 81 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of showers after midnight. Partly cloudy, with a low around 58. South southeast wind around 10 mph, with gusts as high as 20 mph.

    Low: 58 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Monday

    Monday: Mostly sunny, with a high near 76. South wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 76 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 61. South southeast wind around 15 mph, with gusts as high as 25 mph.

    Low: 61 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 82. South wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 82 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 62. South wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 62 °F

    Chance
    Showers then
    Chance
    T-storms

  • Wednesday

    Wednesday: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 75. South wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 75 °F

    Chance
    T-storms

Detailed Forecast

Today
A 20 percent chance of showers before noon. Sunny, with a high near 82. South wind 10 to 15 mph, with gusts as high as 20 mph.
Tonight
A 20 percent chance of showers after midnight. Increasing clouds, with a low around 59. South southeast wind 5 to 10 mph.
Sunday
Mostly sunny, with a high near 81. South southeast wind 5 to 15 mph, with gusts as high as 25 mph.
Sunday Night
A 20 percent chance of showers after midnight. Partly cloudy, with a low around 58. South southeast wind around 10 mph, with gusts as high as 20 mph.
Monday
Mostly sunny, with a high near 76. South wind 10 to 15 mph, with gusts as high as 20 mph.
Monday Night
Mostly cloudy, with a low around 61. South southeast wind around 15 mph, with gusts as high as 25 mph.
Tuesday
Mostly cloudy, with a high near 82. South wind 15 to 20 mph, with gusts as high as 30 mph.
Tuesday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 62. South wind 10 to 15 mph, with gusts as high as 20 mph.
Wednesday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 75. South wind 10 to 15 mph, with gusts as high as 20 mph.
Wednesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 61.
Thursday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 79.
Thursday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 63.
Friday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 79. Chance of precipitation is 70%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mc Kinney TX
 33.21°N 96.68°W (Elev. 554 ft)
Last Update:
5:13 am CST Feb 28, 2026
Forecast Valid:
11am CST Feb 28, 2026-6pm CST Mar 6, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation