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

50°F

10°C

Humidity 74%
Wind Speed N 3 mph
Barometer 30.03 in (1017.2 mb)
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Last update 13 Nov 2:53 am CST
Extended Forecast for

McKinney TX

  • Overnight

    Overnight: Clear, with a low around 47. Northeast wind around 5 mph.

    Low: 47 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 66. Northeast wind 5 to 10 mph.

    High: 66 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 44. East northeast wind 5 to 10 mph.

    Low: 44 °F

    Partly Cloudy

  • Saturday

    Saturday: A chance of sprinkles after 3pm. Mostly cloudy, with a high near 63. East southeast wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 63 °F

    Chance
    Sprinkles

  • Saturday Night

    Saturday Night: Showers, mainly after midnight. Low around 43. East southeast wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%.

    Low: 43 °F

    Chance
    Showers then
    Showers

  • Sunday

    Sunday: Showers. High near 50. East wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%.

    High: 50 °F

    Showers then
    Showers
    Likely

  • Sunday Night

    Sunday Night: A 30 percent chance of showers, mainly before midnight. Mostly cloudy, with a low around 43. East wind 5 to 15 mph, with gusts as high as 25 mph.

    Low: 43 °F

    Chance
    Showers

  • Monday

    Monday: A chance of sprinkles. Mostly cloudy, with a high near 56. East northeast wind 5 to 10 mph.

    High: 56 °F

    Chance
    Sprinkles

  • Monday Night

    Monday Night: Partly cloudy, with a low around 44. East northeast wind around 5 mph becoming calm in the evening.

    Low: 44 °F

    Partly Cloudy

Detailed Forecast

Overnight
Clear, with a low around 47. Northeast wind around 5 mph.
Friday
Sunny, with a high near 66. Northeast wind 5 to 10 mph.
Friday Night
Partly cloudy, with a low around 44. East northeast wind 5 to 10 mph.
Saturday
A chance of sprinkles after 3pm. Mostly cloudy, with a high near 63. East southeast wind 10 to 15 mph, with gusts as high as 25 mph.
Saturday Night
Showers, mainly after midnight. Low around 43. East southeast wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%.
Sunday
Showers. High near 50. East wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%.
Sunday Night
A 30 percent chance of showers, mainly before midnight. Mostly cloudy, with a low around 43. East wind 5 to 15 mph, with gusts as high as 25 mph.
Monday
A chance of sprinkles. Mostly cloudy, with a high near 56. East northeast wind 5 to 10 mph.
Monday Night
Partly cloudy, with a low around 44. East northeast wind around 5 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 62.
Tuesday Night
Mostly clear, with a low around 48.
Wednesday
Partly sunny, with a high near 66.
Wednesday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 55.
Thursday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 70.
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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:
12:26 am CST Nov 13, 2026
Forecast Valid:
3am CST Nov 13, 2026-6pm CST Nov 19, 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