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

60°F

16°C

Humidity 93%
Wind Speed SE 5 mph
Barometer 30.08 in (1018.8 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 22 Apr 4:53 am CDT
Extended Forecast for

McKinney TX

  • Overnight

    Overnight: A 30 percent chance of showers. Patchy fog. Otherwise, cloudy, with a low around 59. South southeast wind around 5 mph.

    Low: 59 °F

    Chance
    Showers and
    Patchy Fog

  • Wednesday

    Wednesday: A 30 percent chance of showers before 10am. Patchy fog before noon. Otherwise, mostly cloudy, with a high near 76. Southeast wind 5 to 10 mph.

    High: 76 °F

    Chance
    Showers and
    Patchy Fog
    then Mostly
    Cloudy

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 66. South southeast wind around 10 mph, with gusts as high as 20 mph.

    Low: 66 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Mostly cloudy, with a high near 80. South wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 80 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 68. South wind around 15 mph, with gusts as high as 25 mph.

    Low: 68 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 87. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 87 °F

    Partly Sunny

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 65. South southwest wind 5 to 10 mph becoming east southeast after midnight.

    Low: 65 °F

    Slight Chance
    T-storms

  • Saturday

    Saturday: Partly sunny, with a high near 86. South southeast wind 5 to 10 mph.

    High: 86 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 67. South southeast wind around 10 mph.

    Low: 67 °F

    Chance
    T-storms

Detailed Forecast

Overnight
A 30 percent chance of showers. Patchy fog. Otherwise, cloudy, with a low around 59. South southeast wind around 5 mph.
Wednesday
A 30 percent chance of showers before 10am. Patchy fog before noon. Otherwise, mostly cloudy, with a high near 76. Southeast wind 5 to 10 mph.
Wednesday Night
Increasing clouds, with a low around 66. South southeast wind around 10 mph, with gusts as high as 20 mph.
Thursday
Mostly cloudy, with a high near 80. South wind 15 to 20 mph, with gusts as high as 30 mph.
Thursday Night
Mostly cloudy, with a low around 68. South wind around 15 mph, with gusts as high as 25 mph.
Friday
Partly sunny, with a high near 87. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Friday Night
A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 65. South southwest wind 5 to 10 mph becoming east southeast after midnight.
Saturday
Partly sunny, with a high near 86. South southeast wind 5 to 10 mph.
Saturday Night
A 30 percent chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 67. South southeast wind around 10 mph.
Sunday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 86.
Sunday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 70.
Monday
Mostly sunny, with a high near 88.
Monday Night
Mostly clear, with a low around 60.
Tuesday
Mostly sunny, with a high near 85.
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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:
1:26 am CDT Apr 22, 2026
Forecast Valid:
5am CDT Apr 22, 2026-6pm CDT Apr 28, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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