As of Jul 2, 4 AM local time.
Current Conditions and Humidity
It is currently Thursday overnight in McKinney, TX, and the air remains quite heavy with moisture. The current air temperature sits at 79F, but the humidity makes it feel warmer, with a feels-like temperature of 82F. The relative humidity is holding at 79%, supported by a dew point of 72F.
These elevated dew points indicate a significant amount of moisture in the lower atmosphere, contributing to a muggy atmosphere even under clear skies. Winds are light, blowing at 6 mph with gusts reaching up to 13 mph.
Forecast for Today and Tomorrow
Today, McKinney will see mostly sunny skies with a high near 95F. The heat index is expected to reach as high as 102F, making it feel hotter than the actual air temperature. There is a 25% chance of precipitation, with a notable shift in conditions later in the day.
A chance of showers and thunderstorms is expected after 4pm. Overnight, skies will remain mostly clear with a low near 77F. Temperatures will rise to around 79F during the night hours.
Winds will be from the south around 5 mph.
Tomorrow, the pattern continues with mostly sunny skies and a high near 95F. The heat index will climb even higher, reaching values as high as 103F. The chance of precipitation drops slightly to 18%, with a slight chance of showers and thunderstorms occurring after 4pm.






