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

66°F

19°C

Humidity 39%
Wind Speed SE 8 mph
Barometer 30.37 in (1029.1 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Last update 19 Apr 12:53 pm CDT
Extended Forecast for

Mc Kinney TX

  • This Afternoon

    This Afternoon: Sunny, with a high near 73. East southeast wind around 5 mph.

    High: 73 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 49. Southeast wind around 5 mph becoming calm in the evening.

    Low: 49 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 75. South southeast wind 5 to 10 mph.

    High: 75 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 56. South wind 5 to 10 mph.

    Low: 56 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms, mainly before 1pm. Mostly cloudy, with a high near 68. South wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 68 °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: Mostly cloudy, with a high near 77. South southeast wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 77 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 66. South southeast wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 66 °F

    Mostly Cloudy

  • Thursday

    Thursday: 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

Detailed Forecast

This Afternoon
Sunny, with a high near 73. East southeast wind around 5 mph.
Tonight
Mostly clear, with a low around 49. Southeast wind around 5 mph becoming calm in the evening.
Monday
Mostly sunny, with a high near 75. South southeast wind 5 to 10 mph.
Monday Night
A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 56. South wind 5 to 10 mph.
Tuesday
A 30 percent chance of showers and thunderstorms, mainly before 1pm. Mostly cloudy, with a high near 68. South wind 5 to 10 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
Mostly cloudy, with a high near 77. South southeast wind 5 to 15 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly cloudy, with a low around 66. South southeast wind 10 to 15 mph, with gusts as high as 20 mph.
Thursday
Mostly cloudy, with a high near 82. South wind 15 to 20 mph, with gusts as high as 30 mph.
Thursday Night
A 30 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 67.
Friday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 85.
Friday Night
A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 58.
Saturday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 81.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mc Kinney TX
 33.19°N 96.65°W (Elev. 545 ft)
Last Update:
6:06 am CDT Apr 19, 2026
Forecast Valid:
1pm CDT Apr 19, 2026-6pm CDT Apr 25, 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