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

47°F

8°C

Humidity 71%
Wind Speed Calm
Barometer 30.32 in (1027.5 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Last update 19 Apr 12:53 am CDT
Extended Forecast for

Mc Kinney TX

  • Overnight

    Overnight: Mostly clear, with a low around 43. North northeast wind around 5 mph.

    Low: 43 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 73. Calm wind becoming east southeast around 5 mph in the afternoon.

    High: 73 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 49. Southeast wind around 5 mph becoming calm in the evening.

    Low: 49 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 74. South wind 5 to 10 mph.

    High: 74 °F

    Partly Sunny

  • Monday Night

    Monday Night: A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 55. South wind 5 to 10 mph.

    Low: 55 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms before 1pm. Mostly cloudy, with a high near 70. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 70 °F

    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 60. South southeast wind 5 to 10 mph.

    Low: 60 °F

    Mostly Cloudy

  • 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

Detailed Forecast

Overnight
Mostly clear, with a low around 43. North northeast wind around 5 mph.
Sunday
Sunny, with a high near 73. Calm wind becoming east southeast around 5 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 49. Southeast wind around 5 mph becoming calm in the evening.
Monday
Partly sunny, with a high near 74. South wind 5 to 10 mph.
Monday Night
A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 55. South wind 5 to 10 mph.
Tuesday
A 20 percent chance of showers and thunderstorms before 1pm. Mostly cloudy, with a high near 70. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday Night
Mostly cloudy, with a low around 60. 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 83.
Thursday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 67.
Friday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 84.
Friday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 60.
Saturday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 80.
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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:
6:12 pm CDT Apr 18, 2026
Forecast Valid:
1am CDT Apr 19, 2026-6pm CDT Apr 25, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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