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McKinney, TX Weather Forecast

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McKinney, TX Weather Forecast

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McKinney TX weather - Clear - 87°F
Clear
87°F
Updated 2:02 pm
Feels Like 81°F
Humidity 46%
Wind S 9 mph
Barometer  30.04 in
Dew Point 64°F
McKinney TX weather - Clear - 31°C
Clear
31°C
Updated 2:02 pm
Feels Like 27°C
Humidity 46%
Wind S 14 km/h
Barometer  101.7 kPa
Dew Point 18°C
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McKinney Weather Forecast

TODAY TONIGHT COLUMBUS DAY MONDAY NIGHT TUESDAY TUESDAY NIGHT WEDNESDAY WEDNESDAY NIGHT THURSDAY THURSDAY NIGHT FRIDAY FRIDAY NIGHT
McKinney, TX Weather - Today Mostly Sunny McKinney, TX Weather - Tonight Clear McKinney, TX Weather - Columbus Day Mostly Sunny McKinney, TX Weather - Monday Night Mostly Clear McKinney, TX Weather - Tuesday Mostly Sunny McKinney, TX Weather - Tuesday Night Partly Cloudy McKinney, TX Weather - Wednesday Chance Of T-Storm McKinney, TX Weather - Wednesday Night Chance Of T-Storm McKinney, TX Weather - Thursday Chance Of T-Storm McKinney, TX Weather - Thursday Night Chance Of T-Storm McKinney, TX Weather - Friday Chance Of Showers McKinney, TX Weather - Friday Night Clearing
Mostly Sunny Clear Mostly Sunny Mostly Clear Mostly Sunny Partly Cloudy Chance of T-Storm Chance of T-Storm Chance of T-Storm Chance of T-Storm Chance of Showers Clearing
Hi: 90°FHi: 32°C
 Lo: 69°FLo: 21°C Hi: 89°FHi: 32°C
 Lo: 71°FLo: 22°C Hi: 91°FHi: 33°C
 Lo: 75°FLo: 24°C Hi: 91°FHi: 33°C
 Lo: 71°FLo: 22°C Hi: 85°FHi: 29°C
 Lo: 65°FLo: 18°C Hi: 75°FHi: 24°C
 Lo: 55°FLo: 13°C
POP: 30% POP: 50% POP: 50% POP: 40% POP: 20%
POP = Probability of Precipitation.
Weather Outlook Updated: 608 AM CDT Sun Oct 11 2026 McKinney, TX Weather - WeatherWorld.com

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Meteorlogic Glosserator
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Issued: 1238 PM CDT Sun Oct 11 2026

Key Messages

  • Above-average temperatures will continue through early week, with heat indices approaching 100 degrees on Tuesday.
  • Isolated thunderstorms will be possible across central Texas on Monday and the Brazos Valley on Tuesday.
  • An unsettled pattern arrives mid-to-late week, with an uptick in precipitation chances starting Wednesday and cooler temperatures expected by Friday.

Aviation

... (18Z TAFS) Issued at 1237 PM CDT Sun Oct 11 2026

VFR conditions and southerly winds of 10-15KT with occasion...