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.

Mostly Cloudy

68°F

20°C

Humidity 76%
Wind Speed SW 12 mph
Barometer 29.81 in (1009.4 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 18 Feb 12:53 am CST
Extended Forecast for

McKinney TX

  • Overnight

    Overnight: Partly cloudy, with a low around 57. South southwest wind 5 to 15 mph.

    Low: 57 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 77. West wind 5 to 10 mph becoming south in the afternoon.

    High: 77 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 59. South wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 59 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 76. West wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 76 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 43. West wind around 5 mph becoming northeast after midnight.

    Low: 43 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 67. East wind 5 to 10 mph.

    High: 67 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 48. East wind around 5 mph becoming west after midnight.

    Low: 48 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 20 percent chance of showers before noon. Sunny, with a high near 63. Northwest wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 63 °F

    Slight Chance
    Showers then
    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 36. North wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 36 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 57. South southwest wind 5 to 15 mph.
Wednesday
Partly sunny, with a high near 77. West wind 5 to 10 mph becoming south in the afternoon.
Wednesday Night
Mostly clear, with a low around 59. South wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday
Sunny, with a high near 76. West wind 10 to 15 mph, with gusts as high as 25 mph.
Thursday Night
Mostly clear, with a low around 43. West wind around 5 mph becoming northeast after midnight.
Friday
Mostly sunny, with a high near 67. East wind 5 to 10 mph.
Friday Night
Mostly cloudy, with a low around 48. East wind around 5 mph becoming west after midnight.
Saturday
A 20 percent chance of showers before noon. Sunny, with a high near 63. Northwest wind 5 to 15 mph, with gusts as high as 20 mph.
Saturday Night
Mostly clear, with a low around 36. North wind 10 to 15 mph, with gusts as high as 20 mph.
Sunday
Mostly sunny, with a high near 58.
Sunday Night
Mostly clear, with a low around 35.
Monday
Sunny, with a high near 58.
Monday Night
Mostly clear, with a low around 38.
Tuesday
Mostly sunny, with a high near 67.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
McKinney TX
 33.19°N 96.62°W (Elev. 587 ft)
Last Update:
12:26 am CST Feb 18, 2026
Forecast Valid:
1am CST Feb 18, 2026-6pm CST Feb 24, 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