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.

Overcast and Breezy

57°F

14°C

Humidity 69%
Wind Speed N 23 G 32 mph
Barometer 30.30 in (1026.5 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Last update 27 Mar 5:53 pm CDT
Extended Forecast for

McKinney TX

  • Tonight

    Tonight: A 20 percent chance of showers before 10pm. Cloudy, with a low around 51. Northeast wind 15 to 20 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 35 mph.

    Low: 51 °F

    Slight Chance
    Showers then
    Cloudy

  • Saturday

    Saturday: Cloudy through mid morning, then gradual clearing, with a high near 65. East southeast wind 5 to 10 mph.

    High: 65 °F

    Gradual
    Clearing

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 51. South southeast wind around 5 mph.

    Low: 51 °F

    Mostly Clear

  • Sunday

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

    High: 81 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 60. South wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 60 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 85. South wind 10 to 20 mph, with gusts as high as 30 mph.

    High: 85 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 63. South wind around 15 mph, with gusts as high as 25 mph.

    Low: 63 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 85. South wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 85 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 63. South wind around 15 mph, with gusts as high as 25 mph.

    Low: 63 °F

    Chance
    T-storms

Detailed Forecast

Tonight
A 20 percent chance of showers before 10pm. Cloudy, with a low around 51. Northeast wind 15 to 20 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 35 mph.
Saturday
Cloudy through mid morning, then gradual clearing, with a high near 65. East southeast wind 5 to 10 mph.
Saturday Night
Mostly clear, with a low around 51. South southeast wind around 5 mph.
Sunday
Sunny, with a high near 81. South wind 5 to 15 mph, with gusts as high as 25 mph.
Sunday Night
Mostly clear, with a low around 60. South wind 10 to 15 mph, with gusts as high as 25 mph.
Monday
Mostly sunny, with a high near 85. South wind 10 to 20 mph, with gusts as high as 30 mph.
Monday Night
Mostly clear, with a low around 63. South wind around 15 mph, with gusts as high as 25 mph.
Tuesday
Mostly sunny, with a high near 85. 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 63. South wind around 15 mph, with gusts as high as 25 mph.
Wednesday
A slight chance of showers and thunderstorms. Mostly cloudy, with a high near 74. Chance of precipitation is 20%.
Wednesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 56.
Thursday
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 76.
Thursday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 63.
Friday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 83.
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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:
6:07 pm CDT Mar 27, 2026
Forecast Valid:
6pm CDT Mar 27, 2026-6pm CDT Apr 3, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation