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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 am CST Jan 19, 2026 Latitude: 33.1976164 Longitude: -96.6152693 View on Google Maps

MouseOver for Detail Forecast
M.L.King Day Tonight Tuesday Wednesday Thursday Friday Saturday Sunday
Mostly Cloudy on M.L.King Day Mostly Clear on Tonight Sunny on Tuesday 50% chance of rain on Wednesday Mostly Cloudy on Thursday 60% chance of rain on Friday 60% chance of freezing rain & snow on Saturday Partly Sunny on Sunday
High: 48°F Low: 26°F High: 55°F High: 60°F High: 59°F High: 48°F High: 27°F High: 30°F
  Low: 45°F Low: 41°F Low: 41°F Low: 20°F Low: 11°F  
Mostly Cloudy Mostly Clear Sunny Rain Mostly Cloudy Rain Freezing Rain & Snow Partly Sunny
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Current Conditions at
MCKINNEY - (KTKI)
48°
Feels like 42°F
Clear
as of 11:53 AM CST
Rel. Humidity: 42%
Dew Point: 27°F
Visibility: 10 Miles
Pressure: 30.35 in.
Flight Rule: VFR
Wind Data
15 MPH
040° Northeast
Cloud Level(s): Clear
Current Conditions at
DALLAS/ADDISON - (KADS)
50°
Feels like 44°F
Clear
as of 11:53 AM CST
Rel. Humidity: 37%
Dew Point: 25°F
Visibility: 10 Miles
Pressure: 30.35 in.
Flight Rule: VFR
Wind Data
14 MPH
Gust: 18 MPH
020° North
Cloud Level(s): Clear
Current Conditions at
DALLAS - (KDAL)
50°
Feels like 44°F
Partly Cloudy
as of 11:53 AM CST
Rel. Humidity: 37%
Dew Point: 25°F
Visibility: 10 Miles
Pressure: 30.34 in.
Flight Rule: VFR
Wind Data
14 MPH
040° Northeast
Cloud Level(s): Few at 20000ft, Scattered at 25000ft
Mostly Cloudy on M.L.King Day M.L.King Day... Mostly cloudy, with a high near 48. Northeast wind around 15 mph, with gusts as high as 25 mph.

Mostly Clear on Tonight Tonight... Mostly cloudy, then gradually becoming mostly clear, with a low around 26. North northeast wind 5 to 10 mph becoming light after midnight.

Sunny on Tuesday Tuesday... Sunny, with a high near 55. Calm wind becoming south around 5 mph in the morning.

40% chance of rain Tuesday Night Tuesday Night... A 40 percent chance of showers after midnight. Increasing clouds, with a low around 45. South wind around 5 mph.

50% chance of rain Wednesday Wednesday... A 50 percent chance of showers before noon. Mostly cloudy, with a high near 60. South wind around 5 mph becoming north in the morning.

Mostly Cloudy on Wednesday Night Wednesday Night... Mostly cloudy, with a low around 41. Northeast wind around 5 mph.

Mostly Cloudy on Thursday Thursday... Mostly cloudy, with a high near 59. East wind around 5 mph.

20% chance of rain Thursday Night Thursday Night... A 20 percent chance of showers after midnight. Cloudy, with a low around 41. East wind 5 to 10 mph.

60% chance of rain Friday Friday... Showers likely, mainly after noon. Cloudy, with a high near 48. East northeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

70% chance of freezing rain & snow Friday Night Friday Night... Rain showers likely, possibly mixed with sleet before midnight, then rain, freezing rain and sleet likely, possibly mixed with snow. Cloudy, with a low around 20. Chance of precipitation is 70%.

60% chance of freezing rain & snow Saturday Saturday... Snow showers, freezing rain, and sleet likely. Cloudy and cold, with a high near 27. Chance of precipitation is 60%.

20% chance of snow Saturday Night Saturday Night... A 20 percent chance of snow showers. Mostly cloudy, with a low around 11.

Partly Sunny on Sunday Sunday... Partly sunny and cold, with a high near 30.

Sun Almanac for McKinney, Texas
Sunrise: 07:29 AM
Sunset: 5:46 PM
Civil Sunrise:07:02 AM
Civil Sunset: 6:13 PM
Nautical Sunrise: 06:32 AM
Nautical Sunset: 6:43 PM
Astro Sunrise: 06:02 AM
Astro Sunset: 7:12 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.