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 44%
Wind Speed SW 5 mph
Barometer 30.34 in (1029.0 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill45°F (7°C)
Last update 28 Jan 4:53 pm CST
Extended Forecast for

McKinney TX

  • Tonight

    Tonight: Patchy freezing fog after 1am. Mostly cloudy, with a low around 30. Calm wind becoming south around 5 mph after midnight.

    Low: 30 °F

    Mostly Cloudy
    then Patchy
    Freezing Fog

  • Thursday

    Thursday: Patchy freezing fog before 9am. Partly sunny, with a high near 52. South wind around 10 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph.

    High: 52 °F

    Patchy
    Freezing Fog
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 26. Wind chill values between 18 and 23. North northwest wind around 10 mph, with gusts as high as 20 mph.

    Low: 26 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 43. Wind chill values between 17 and 27. North northwest wind 5 to 10 mph.

    High: 43 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 15. North wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 15 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 32. North wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 32 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 17. North northeast wind around 5 mph becoming calm in the evening.

    Low: 17 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 43. South southwest wind 5 to 10 mph.

    High: 43 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 27. South wind around 5 mph.

    Low: 27 °F

    Clear

Detailed Forecast

Tonight
Patchy freezing fog after 1am. Mostly cloudy, with a low around 30. Calm wind becoming south around 5 mph after midnight.
Thursday
Patchy freezing fog before 9am. Partly sunny, with a high near 52. South wind around 10 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph.
Thursday Night
Partly cloudy, with a low around 26. Wind chill values between 18 and 23. North northwest wind around 10 mph, with gusts as high as 20 mph.
Friday
Mostly sunny, with a high near 43. Wind chill values between 17 and 27. North northwest wind 5 to 10 mph.
Friday Night
Mostly clear, with a low around 15. North wind 5 to 15 mph, with gusts as high as 20 mph.
Saturday
Sunny, with a high near 32. North wind 5 to 15 mph, with gusts as high as 20 mph.
Saturday Night
Mostly clear, with a low around 17. North northeast wind around 5 mph becoming calm in the evening.
Sunday
Sunny, with a high near 43. South southwest wind 5 to 10 mph.
Sunday Night
Clear, with a low around 27. South wind around 5 mph.
Monday
Sunny, with a high near 53.
Monday Night
Partly cloudy, with a low around 37.
Tuesday
A 20 percent chance of showers. Mostly cloudy, with a high near 55.
Tuesday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 39.
Wednesday
A 30 percent chance of showers. Partly sunny, with a high near 51.
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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:
4:37 pm CST Jan 28, 2026
Forecast Valid:
4pm CST Jan 28, 2026-6pm CST Feb 4, 2026
 
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