As of Jul 5, 4 AM local time.
Current Conditions and Today's Outlook
It is currently Sunday overnight in McKinney, with clear skies and a temperature of 73F. The air feels like 74F with 73% humidity and light winds at 8 mph.
Today, expect a high near 99F and a low near 77F. The sky will be partly sunny with a chance of showers and thunderstorms developing after 10am. While the chance of precipitation is 40%, little to no rain is expected through this evening, with chances staying at or below 19%.
Heat index values may reach 103F. Temperatures will fall to around 96F in the afternoon. Today’s high is about the same as yesterday’s.
Tonight and Tomorrow
Tonight, skies will turn mostly cloudy with a low around 74F. There is a 40% chance of showers and thunderstorms before 10pm. Heat index values could hit 99F. Winds will be east at 0 to 5 mph.






