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Current Weather Conditions for Mckinney, TX

Partly cloudy. Low around 77, with temperatures rising to around 80 overnight. Heat index values as high as 100. South southeast wind around 10 mph.
84°F

Conditions

Wind: 10 mph SE
Humidity: 63%
Probability of Precipitation: 1%

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
84° 83° 81° 82° 81° 81° 80° 80° 79° 78° 80° 83° 89°

Upcoming Week

Day Forecast High Low
Tonight
Partly Cloudy
Partly cloudy. Low around 77, with temperatures rising to around 80 overnight. Heat index values as high as 100. South southeast wind around 10 mph.
98°F 82°F
Independence Day
Sunny
Sunny, with a high near 98. Heat index values as high as 103. South southwest wind around 10 mph.
98°F 82°F
Saturday Night
Partly Cloudy
Partly cloudy. Low around 79, with temperatures rising to around 81 overnight. Heat index values as high as 101. South southeast wind 5 to 10 mph.
98°F 82°F
Sunday
Sunny
Sunny, with a high near 98. Heat index values as high as 104. South wind 5 to 10 mph.
98°F 82°F
Sunday Night
Partly Cloudy
Partly cloudy. Low around 79, with temperatures rising to around 81 overnight. South southeast wind 5 to 10 mph.
98°F 82°F
Monday
Mostly Sunny then Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 97. South southwest wind around 5 mph. Chance of precipitation is 20%.
98°F 82°F
Monday Night
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 78. Southeast wind 5 to 10 mph. Chance of precipitation is 30%.
98°F 82°F
Tuesday
Mostly Sunny
Mostly sunny, with a high near 97. South wind around 5 mph.
98°F 82°F
Tuesday Night
Partly Cloudy
Partly cloudy, with a low around 79. South southeast wind around 5 mph.
98°F 82°F
Wednesday
Sunny
Sunny, with a high near 98.
98°F 82°F
Wednesday Night
Mostly Clear
Mostly clear, with a low around 81.
98°F 82°F
Thursday
Sunny
Sunny, with a high near 100.
98°F 82°F
Thursday Night
Mostly Clear
Mostly clear, with a low around 81.
98°F 82°F
Friday
Sunny
Sunny, with a high near 99.
98°F 82°F
Data provided by weather.gov