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

33°F

1°C

Humidity 85%
Wind Speed S 7 mph
Barometer 30.16 in (1022.6 mb)
Dewpoint 29°F (-2°C)
Visibility 9.00 mi
Wind Chill27°F (-3°C)
Last update 29 Jan 2:53 am CST
Extended Forecast for

McKinney TX

  • Overnight

    Overnight: Patchy freezing fog. Mostly cloudy, with a low around 29. South southeast wind around 5 mph.

    Low: 29 °F

    Patchy
    Freezing Fog

  • Thursday

    Thursday: Patchy freezing fog before 9am. Partly sunny, with a high near 50. South wind 10 to 15 mph becoming north northwest in the afternoon. Winds could gust as high as 25 mph.

    High: 50 °F

    Patchy
    Freezing Fog
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 27. Wind chill values between 19 and 24. North northwest wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 27 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 43. Wind chill values between 18 and 28. North wind 5 to 10 mph.

    High: 43 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 16. North wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 16 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and cold, with a high near 30. North wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 30 °F

    Cold

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 18. North wind around 5 mph becoming calm.

    Low: 18 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 45. South southwest wind 5 to 10 mph.

    High: 45 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 28. South wind around 5 mph.

    Low: 28 °F

    Clear

Detailed Forecast

Overnight
Patchy freezing fog. Mostly cloudy, with a low around 29. South southeast wind around 5 mph.
Thursday
Patchy freezing fog before 9am. Partly sunny, with a high near 50. South wind 10 to 15 mph becoming north northwest in the afternoon. Winds could gust as high as 25 mph.
Thursday Night
Partly cloudy, with a low around 27. Wind chill values between 19 and 24. North northwest wind 10 to 15 mph, with gusts as high as 20 mph.
Friday
Mostly sunny, with a high near 43. Wind chill values between 18 and 28. North wind 5 to 10 mph.
Friday Night
Mostly clear, with a low around 16. North wind 5 to 15 mph, with gusts as high as 20 mph.
Saturday
Sunny and cold, with a high near 30. North wind 5 to 15 mph, with gusts as high as 20 mph.
Saturday Night
Partly cloudy, with a low around 18. North wind around 5 mph becoming calm.
Sunday
Sunny, with a high near 45. South southwest wind 5 to 10 mph.
Sunday Night
Clear, with a low around 28. South wind around 5 mph.
Monday
Sunny, with a high near 55.
Monday Night
Mostly cloudy, with a low around 40.
Tuesday
A 20 percent chance of showers. Mostly cloudy, with a high near 57.
Tuesday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 38.
Wednesday
A 30 percent chance of showers. Mostly cloudy, with a high near 50.
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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:
11:22 pm CST Jan 28, 2026
Forecast Valid:
3am CST Jan 29, 2026-6pm CST Feb 4, 2026
 
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