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.

Light Rain and Breezy

70°F

21°C

Humidity 76%
Wind Speed N 25 G 32 mph
Barometer 29.82 in (1009.3 mb)
Dewpoint 62°F (17°C)
Visibility 9.00 mi
Last update 18 Apr 3:53 am CDT
Extended Forecast for

Mc Kinney TX

  • Overnight

    Overnight: Showers and possibly a thunderstorm. Low around 53. North wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 53 °F

    Showers

  • Saturday

    Saturday: Showers and thunderstorms before 1pm, then a slight chance of showers between 1pm and 4pm. High near 64. North wind around 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 64 °F

    Showers then
    Chance
    Showers

  • Saturday Night

    Saturday Night: Mostly cloudy, then gradually becoming clear, with a low around 43. North wind 5 to 15 mph, with gusts as high as 25 mph.

    Low: 43 °F

    Decreasing
    Clouds

  • Sunday

    Sunday: Sunny, with a high near 73. Calm wind becoming east southeast around 5 mph in the afternoon.

    High: 73 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 48. East southeast wind around 5 mph becoming calm in the evening.

    Low: 48 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 75. Light southeast wind becoming south southeast 5 to 10 mph in the morning.

    High: 75 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 55. South wind 5 to 10 mph.

    Low: 55 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms before 1pm. Mostly cloudy, with a high near 70. South wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 70 °F

    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 61. South wind 5 to 10 mph.

    Low: 61 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Showers and possibly a thunderstorm. Low around 53. North wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
Showers and thunderstorms before 1pm, then a slight chance of showers between 1pm and 4pm. High near 64. North wind around 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Mostly cloudy, then gradually becoming clear, with a low around 43. North wind 5 to 15 mph, with gusts as high as 25 mph.
Sunday
Sunny, with a high near 73. Calm wind becoming east southeast around 5 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 48. East southeast wind around 5 mph becoming calm in the evening.
Monday
Mostly sunny, with a high near 75. Light southeast wind becoming south southeast 5 to 10 mph in the morning.
Monday Night
A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 55. South wind 5 to 10 mph.
Tuesday
A 20 percent chance of showers and thunderstorms before 1pm. Mostly cloudy, with a high near 70. South wind 5 to 15 mph, with gusts as high as 20 mph.
Tuesday Night
Mostly cloudy, with a low around 61. South wind 5 to 10 mph.
Wednesday
Mostly cloudy, with a high near 79.
Wednesday Night
Partly cloudy, with a low around 65.
Thursday
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 83.
Thursday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66.
Friday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 83.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mc Kinney TX
 33.21°N 96.65°W (Elev. 600 ft)
Last Update:
1:26 am CDT Apr 18, 2026
Forecast Valid:
4am CDT Apr 18, 2026-6pm CDT Apr 24, 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