McKinney

McKinneyWeekly.news · Historic charm. Modern McKinney stories.

Back to Weather

5-day forecast / McKinney, TX

TuesdaySunny102° / 80°
WednesdaySunny101° / 81° 1%
ThursdayMostly Sunny101° / 81° 2%
FridayMostly Sunny103° / 82° 6%
SaturdaySunny100° / 76° 7%

Humid Start to Sunday in McKinney with Afternoon Storms Likely - Jul 12, 8 AM

McKinney weather, updated every four hours — local forecasts you can trust.

McKinney residents face high humidity with a dew point of 73F today. Scattered showers and thunderstorms are expected, with highs near 93F and heat index values reaching 99F.

Cody Esparza

July 12, 20262 min read

National Weather Service radar for North Texas (KFWS)
National Weather Service radar for North Texas (KFWS)

*As of Jul 12, 8 AM local time.*

Current Conditions and Humidity

It is currently Sunday this morning in McKinney, TX, and the air feels heavy with moisture. The current air temperature is 79F, but the feels-like temperature is 82F due to the significant humidity. The relative humidity stands at 84%, with a dew point of 73F, creating a muggy atmosphere.

Winds are currently calm at 0 mph, though gusts may reach up to 9 mph. The sky is currently cloudy, setting the stage for the day ahead.

Today and Tonight Forecast

Temperatures will rise significantly throughout the day, with a high near 93F. The National Weather Service indicates that heat index values could climb as high as 99F, making it feel much hotter than the actual air temperature. There is a 52% chance of showers and thunderstorms today.

Rainfall amounts between a quarter and half of an inch are possible. Winds will shift to the south at around 5 mph.

As evening approaches, conditions will remain mostly cloudy with a low near 74F. Temperatures may rise slightly to around 76F overnight. The chance of precipitation remains at 50%, with another quarter to half an inch of rain possible. Winds will be light, coming from the southeast at 0 to 5 mph.

Tomorrow Outlook

The pattern continues into tomorrow with a high near 90F and a low near 73F. Showers and thunderstorms are likely, with a 48% chance of precipitation. Rainfall totals are expected to be lighter, ranging from a tenth to a quarter of an inch.

Winds will be from the east southeast at 0 to 5 mph. Heat index values will again reach up to 99F during the day.

Safety Reminder

Given the high humidity and potential for severe weather, residents should stay hydrated and limit midday exertion. Keep an eye on local updates as storms develop. There are no active National Weather Service or NOAA weather alerts at this time.

National Weather Service radar for North Texas (KFWS)

Sources

https://radar.weather.gov

https://api.weather.gov

https://open-meteo.com

Share

Cody Esparza

Cody Esparza covers McKinney city hall, the council, and county government.

Related Stories

More in Sport