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Current Weather Conditions for Mckinney, TX

Clear. Low around 79, with temperatures rising to around 81 overnight. South wind around 10 mph.
89°F

Conditions

Wind: 10 mph S
Humidity: 50%
Probability of Precipitation: 0%

Hourly Forcast (next 12 hours)

3 AM 4 AM 5 AM 6 AM 7 AM 8 AM 9 AM 10 AM 11 AM 12 PM 1 PM 2 PM 3 PM
89° 88° 86° 85° 84° 83° 81° 81° 81° 79° 81° 85° 89°

Upcoming Week

Day Forecast High Low
Tonight
Clear
Clear. Low around 79, with temperatures rising to around 81 overnight. South wind around 10 mph.
92°F 77°F
Saturday
Sunny
Sunny, with a high near 98. Heat index values as high as 102. South southwest wind around 10 mph.
92°F 77°F
Saturday Night
Mostly Clear
Mostly clear. Low around 80, with temperatures rising to around 82 overnight. Heat index values as high as 101. South wind 5 to 10 mph.
92°F 77°F
Sunday
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms between 7am and 1pm, then a chance of showers and thunderstorms between 1pm and 4pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 95. Heat index values as high as 101. South southwest wind 5 to 10 mph. Chance of precipitation is 30%.
92°F 77°F
Sunday Night
Chance Showers And Thunderstorms then Showers And Thunderstorms Likely
A chance of showers and thunderstorms before 7pm, then showers and thunderstorms likely. Partly cloudy. Low around 75, with temperatures rising to around 77 overnight. South southeast wind 0 to 10 mph. Chance of precipitation is 60%.
92°F 77°F
Monday
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 7am, then a chance of showers and thunderstorms. Partly sunny, with a high near 92. South wind 0 to 10 mph. Chance of precipitation is 30%.
92°F 77°F
Monday Night
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Partly cloudy, with a low around 74. South southeast wind 0 to 10 mph. Chance of precipitation is 30%.
92°F 77°F
Tuesday
Chance Showers And Thunderstorms
A slight chance of rain showers before 7am, then a chance of showers and thunderstorms between 7am and 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 90. South wind around 5 mph. Chance of precipitation is 30%.
92°F 77°F
Tuesday Night
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Partly cloudy, with a low around 73. South wind 0 to 5 mph. Chance of precipitation is 30%.
92°F 77°F
Wednesday
Slight Chance Rain Showers then Chance Showers And Thunderstorms
A slight chance of rain showers before 1pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 91. Chance of precipitation is 30%.
92°F 77°F
Wednesday Night
Chance Showers And Thunderstorms then Partly Cloudy
A chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 75. Chance of precipitation is 30%.
92°F 77°F
Thursday
Mostly Sunny
Mostly sunny, with a high near 94.
92°F 77°F
Thursday Night
Mostly Clear
Mostly clear, with a low around 77.
92°F 77°F
Friday
Sunny
Sunny, with a high near 97.
92°F 77°F
Data provided by weather.gov