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

62°F

17°C

Humidity 43%
Wind Speed SE 5 mph
Barometer 30.25 in (1024.8 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 19 Apr 8:53 pm CDT
Extended Forecast for

McKinney TX

  • Tonight

    Tonight: Partly cloudy, with a low around 48. Southeast wind around 5 mph becoming calm.

    Low: 48 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 73. South southeast wind 5 to 10 mph.

    High: 73 °F

    Partly Sunny

  • Monday Night

    Monday Night: A chance of showers between 1am and 4am, then a chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 54. South wind 5 to 10 mph. Chance of precipitation is 30%.

    Low: 54 °F

    Mostly Cloudy
    then Chance
    Showers

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms, mainly before 1pm. Mostly cloudy, with a high near 67. South southeast wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 67 °F

    Chance
    T-storms then
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 59. South southeast wind 5 to 10 mph.

    Low: 59 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Wednesday

    Wednesday: A 20 percent chance of showers before 1pm. Mostly cloudy, with a high near 76. South southeast wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 76 °F

    Slight Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 65. South southeast wind around 15 mph, with gusts as high as 20 mph.

    Low: 65 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 80. South wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 80 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: A 40 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 68. South wind around 15 mph, with gusts as high as 25 mph.

    Low: 68 °F

    Chance
    T-storms

Detailed Forecast

Tonight
Partly cloudy, with a low around 48. Southeast wind around 5 mph becoming calm.
Monday
Partly sunny, with a high near 73. South southeast wind 5 to 10 mph.
Monday Night
A chance of showers between 1am and 4am, then a chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 54. South wind 5 to 10 mph. Chance of precipitation is 30%.
Tuesday
A 40 percent chance of showers and thunderstorms, mainly before 1pm. Mostly cloudy, with a high near 67. South southeast wind 5 to 15 mph, with gusts as high as 20 mph.
Tuesday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 59. South southeast wind 5 to 10 mph.
Wednesday
A 20 percent chance of showers before 1pm. Mostly cloudy, with a high near 76. South southeast wind 5 to 15 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly cloudy, with a low around 65. South southeast wind around 15 mph, with gusts as high as 20 mph.
Thursday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 80. South wind 15 to 20 mph, with gusts as high as 30 mph.
Thursday Night
A 40 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 68. South wind around 15 mph, with gusts as high as 25 mph.
Friday
Partly sunny, with a high near 85.
Friday Night
A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 62.
Saturday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 82.
Saturday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 59.
Sunday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 79.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
McKinney TX
 33.19°N 96.62°W (Elev. 587 ft)
Last Update:
6:06 pm CDT Apr 19, 2026
Forecast Valid:
9pm CDT Apr 19, 2026-6pm CDT Apr 26, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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