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

65°F

18°C

Humidity 73%
Wind Speed S 7 mph
Barometer 29.98 in (1015.7 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 8 Mar 8:53 pm CDT
Extended Forecast for

Mc Kinney TX

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 59. South wind around 5 mph.

    Low: 59 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms before 10am. Mostly cloudy, with a high near 81. South wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 81 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 67. South wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 67 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm after 1pm. Cloudy, with a high near 78. South wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 78 °F

    Cloudy then
    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm. Low around 61. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%.

    Low: 61 °F

    Showers

  • Wednesday

    Wednesday: A chance of showers and thunderstorms. Mostly sunny, with a high near 71. South wind 10 to 15 mph becoming north 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 50%.

    High: 71 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers before 1am. Mostly clear, with a low around 51. North wind 10 to 20 mph, with gusts as high as 30 mph.

    Low: 51 °F

    Slight Chance
    Showers

  • Thursday

    Thursday: Sunny, with a high near 66. North wind 5 to 10 mph becoming south in the afternoon.

    High: 66 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 50. South wind 5 to 10 mph.

    Low: 50 °F

    Clear

Detailed Forecast

Tonight
A 20 percent chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 59. South wind around 5 mph.
Monday
A 20 percent chance of showers and thunderstorms before 10am. Mostly cloudy, with a high near 81. South wind 5 to 15 mph, with gusts as high as 20 mph.
Monday Night
Mostly cloudy, with a low around 67. South wind 10 to 15 mph, with gusts as high as 20 mph.
Tuesday
Showers likely and possibly a thunderstorm after 1pm. Cloudy, with a high near 78. South wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Showers and possibly a thunderstorm. Low around 61. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%.
Wednesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 71. South wind 10 to 15 mph becoming north 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 50%.
Wednesday Night
A 20 percent chance of showers before 1am. Mostly clear, with a low around 51. North wind 10 to 20 mph, with gusts as high as 30 mph.
Thursday
Sunny, with a high near 66. North wind 5 to 10 mph becoming south in the afternoon.
Thursday Night
Clear, with a low around 50. South wind 5 to 10 mph.
Friday
Sunny, with a high near 79.
Friday Night
Clear, with a low around 56.
Saturday
Sunny, with a high near 83.
Saturday Night
Mostly clear, with a low around 61.
Sunday
Mostly sunny, with a high near 83.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mc Kinney TX
 33.19°N 96.65°W (Elev. 545 ft)
Last Update:
6:15 pm CDT Mar 8, 2026
Forecast Valid:
9pm CDT Mar 8, 2026-6pm CDT Mar 15, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation