Weather in McKinney, Texas, United States

7-Day Detailed Weather Forecast for McKinney

Today

Temperature: 97°F

Wind Speed: 5 to 15 mph

Wind Direction: S

Forecast: Mostly sunny. High near 97, with temperatures falling to around 95 in the afternoon. Heat index values as high as 105. South wind 5 to 15 mph, with gusts as high as 25 mph.

Tonight

Temperature: 78°F

Wind Speed: 10 to 15 mph

Wind Direction: S

Forecast: Mostly clear, with a low around 78. Heat index values as high as 102. South wind 10 to 15 mph, with gusts as high as 25 mph.

Sunday

Temperature: 98°F

Wind Speed: 10 to 15 mph

Wind Direction: SSW

Forecast: Sunny, with a high near 98. Heat index values as high as 106. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.

Sunday Night

Temperature: 77°F

Wind Speed: 10 to 15 mph

Wind Direction: S

Forecast: Mostly clear. Low around 77, with temperatures rising to around 79 overnight. Heat index values as high as 103. South wind 10 to 15 mph, with gusts as high as 25 mph.

Monday

Temperature: 99°F

Wind Speed: 10 to 15 mph

Wind Direction: SSW

Forecast: Sunny. High near 99, with temperatures falling to around 97 in the afternoon. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.

Monday Night

Temperature: 77°F

Wind Speed: 10 to 15 mph

Wind Direction: S

Forecast: Mostly clear. Low around 77, with temperatures rising to around 79 overnight. South wind 10 to 15 mph, with gusts as high as 25 mph.

Tuesday

Temperature: 98°F

Wind Speed: 10 to 15 mph

Wind Direction: S

Forecast: Sunny, with a high near 98. South wind 10 to 15 mph.

Tuesday Night

Temperature: 78°F

Wind Speed: 5 to 15 mph

Wind Direction: S

Forecast: Mostly clear, with a low around 78. South wind 5 to 15 mph.

Wednesday

Temperature: 99°F

Wind Speed: 5 to 10 mph

Wind Direction: S

Forecast: Sunny, with a high near 99. South wind 5 to 10 mph, with gusts as high as 20 mph.

Wednesday Night

Temperature: 77°F

Wind Speed: 5 to 10 mph

Wind Direction: S

Forecast: Mostly clear, with a low around 77.

Thursday

Temperature: 99°F

Wind Speed: 5 to 10 mph

Wind Direction: S

Forecast: Mostly sunny, with a high near 99.

Thursday Night

Temperature: 77°F

Wind Speed: 5 to 10 mph

Wind Direction: SSE

Forecast: Partly cloudy, with a low around 77.

Friday

Temperature: 99°F

Wind Speed: 5 mph

Wind Direction: S

Forecast: Mostly sunny, with a high near 99.

Friday Night

Temperature: 78°F

Wind Speed: 5 to 10 mph

Wind Direction: SSE

Forecast: Mostly clear, with a low around 78.