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McKinney, Texas Weather Forecast
McKinney, Texas Weather
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Weather Forecast for McKinney, Texas : Collin County
Issued: 11:21 pm CST Jan 23, 2026 Latitude: 33.1976164 Longitude: -96.6152693 View on Google Maps

MouseOver for Detail Forecast
Overnight Saturday Sunday Monday Tuesday Wednesday Thursday Friday
100% chance of freezing rain on Overnight 100% chance of freezing rain on Saturday 50% chance of snow & sleet on Sunday Sunny on Monday Mostly Sunny on Tuesday Mostly Sunny on Wednesday Mostly Sunny on Thursday 20% chance of snow on Friday
Low: 27°F High: 20 °F High: 22°F High: 26°F High: 39°F High: 39°F High: 42°F High: 35°F
Low: 14°F Low: 7 °F Low: 8 °F Low: 16°F Low: 19°F Low: 24°F  
Freezing Rain Freezing Rain Snow & Sleet Sunny Mostly Sunny Mostly Sunny Mostly Sunny Snow
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Current Conditions at
MCKINNEY - (KTKI)
32°
Cloudy
Light Freezing Rain
as of 4:26 AM CST
Rel. Humidity: 92%
Dew Point: 30°F
Visibility: 8 Miles
Pressure: 30.20 in.
Flight Rule: IFR
Wind Data
8 MPH
030° Northeast
Cloud Level(s): Broken at 700ft, Broken at 1100ft, Solid Overcast at 4500ft
Current Conditions at
DALLAS/ADDISON - (KADS)
34°
Cloudy
Light Rain Mist
as of 4:35 AM CST
Rel. Humidity: 93%
Dew Point: 32°F
Visibility: 6 Miles
Pressure: 30.20 in.
Flight Rule: MVFR
Wind Data
8 MPH
030° Northeast
Cloud Level(s): Broken at 1000ft, Solid Overcast at 1800ft
Current Conditions at
DALLAS - (KDAL)
34°
Cloudy
Light Rain
as of 3:53 AM CST
Rel. Humidity: 86%
Dew Point: 30°F
Visibility: 8 Miles
Pressure: 30.21 in.
Flight Rule: IFR
Wind Data
6 MPH
030° Northeast
Cloud Level(s): Broken at 900ft, Broken at 1200ft, Solid Overcast at 1600ft
Current Conditions at
MESQUITE - (KHQZ)
32°
Cloudy
as of 4:35 AM CST
Rel. Humidity: 100%
Dew Point: 32°F
Visibility: 5 Miles
Pressure: 30.21 in.
Flight Rule: IFR
Wind Data
Calm
Cloud Level(s): Broken at 800ft, Broken at 1400ft, Solid Overcast at 3000ft
100% chance of freezing rain Overnight Overnight... Freezing rain and sleet. Steady temperature around 27. Wind chill values between 16 and 21. Northeast wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. Total nighttime ice accumulation of 0.1 to 0.2 of an inch possible. Total nighttime sleet accumulation of less than a half inch possible.

100% chance of freezing rain Saturday Saturday... Sleet, possibly mixed with freezing rain. The sleet could be heavy at times. Temperature falling to around 20 by 5pm. Wind chill values between 7 and 14. North wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New ice accumulation of less than a 0.1 of an inch possible. New sleet accumulation of less than one inch possible.

100% chance of snow & sleet Saturday Night Saturday Night... Sleet before 3am, then sleet, possibly mixed with snow showers. The sleet could be heavy at times. Low around 14. Wind chill values between zero and 7. North wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New snow and sleet accumulation of around an inch possible.

50% chance of snow & sleet Sunday Sunday... A chance of snow showers and sleet before 9am, then a chance of snow showers. Mostly cloudy and cold, with a high near 22. Wind chill values between -1 and 7. North northwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 50%. New snow and sleet accumulation of less than one inch possible.

Cloudy on Sunday Night Sunday Night... Partly cloudy, with a low around 7. North wind 10 to 15 mph, with gusts as high as 20 mph.

Sunny on Monday Monday... Sunny and cold, with a high near 26. North northwest wind 5 to 10 mph.

Mostly Clear on Monday Night Monday Night... Mostly clear, with a low around 8. West northwest wind around 5 mph becoming south southwest after midnight.

Mostly Sunny on Tuesday Tuesday... Mostly sunny, with a high near 39. South southwest wind 5 to 10 mph.

Cloudy on Tuesday Night Tuesday Night... Partly cloudy, with a low around 16. South wind around 5 mph becoming calm in the evening.

Mostly Sunny on Wednesday Wednesday... Mostly sunny, with a high near 39.

Mostly Clear on Wednesday Night Wednesday Night... Mostly clear, with a low around 19.

Mostly Sunny on Thursday Thursday... Mostly sunny, with a high near 42.

Mostly Cloudy on Thursday Night Thursday Night... Mostly cloudy, with a low around 24.

20% chance of snow Friday Friday... A 20 percent chance of snow showers. Mostly cloudy, with a high near 35.

Current Radar Image


Sun Almanac for McKinney, Texas
Sunrise: 07:27 AM
Sunset: 5:51 PM
Civil Sunrise:07:00 AM
Civil Sunset: 6:17 PM
Nautical Sunrise: 06:30 AM
Nautical Sunset: 6:47 PM
Astro Sunrise: 06:01 AM
Astro Sunset: 7:16 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.