National Weather Service Forecast for: Plano, TX
Issued by: National Weather Service Fort Worth/Dallas, TX
Updated: 07/24/2026 6:06am
Plano, Collin County, Texas
 
Today

Today: Partly Sunny
Partly Sunny
Saturday

Saturday: Mostly Sunny
Mostly Sunny
Sunday

Sunday: Sunny
Sunny
Monday

Monday: Sunny
Sunny
Tuesday

Tuesday: Sunny
Sunny
Wednesday

Wednesday: Sunny
Sunny
Thursday

Thursday: Sunny
Sunny
 
Hi 98 °F Hi 100 °F Hi 101 °F Hi 102 °F Hi 103 °F Hi 104 °F Hi 104 °F  
 
Tonight

Tonight: Partly Cloudy
Partly Cloudy
Saturday
Night
Saturday Night: Mostly Clear
Mostly Clear
Sunday
Night
Sunday Night: Clear
Clear
Monday
Night
Monday Night: Clear
Clear
Tuesday
Night
Tuesday Night: Mostly Clear
Mostly Clear
Wednesday
Night
Wednesday Night: Mostly Clear
Mostly Clear
Thursday
Night
Thursday Night: Mostly Clear
Mostly Clear
 
Lo 81 °F Lo 82 °F Lo 83 °F Lo 83 °F Lo 84 °F Lo 84 °F Lo 84 °F  

Heat Advisory issued July 23 at 11:24PM CDT until July 24 at 8:00PM CDT
 

Today
 
Partly sunny, with a high near 98. Heat index values as high as 106. South wind 10 to 15 mph, with gusts as high as 25 mph.
Tonight
 
Partly cloudy. Low around 81, with temperatures rising to around 83 overnight. Heat index values as high as 106. South wind 10 to 15 mph.
Saturday
 
Mostly sunny, with a high near 100. Heat index values as high as 106. South southwest wind around 10 mph.
Saturday Night
 
Mostly clear, with a low around 82. Heat index values as high as 105. South southwest wind 5 to 10 mph.
Sunday
 
Sunny, with a high near 101. South southwest wind around 10 mph.
Sunday Night
 
Clear, with a low around 83. South wind 5 to 10 mph.
Monday
 
Sunny, with a high near 102. South southwest wind around 10 mph.
Monday Night
 
Clear, with a low around 83. South wind around 10 mph.
Tuesday
 
Sunny, with a high near 103. South southwest wind around 10 mph.
Tuesday Night
 
Mostly clear, with a low around 84.
Wednesday
 
Sunny, with a high near 104.
Wednesday Night
 
Mostly clear, with a low around 84.
Thursday
 
Sunny, with a high near 104.
Thursday Night
 
Mostly clear, with a low around 84.

 

Forecast from NOAA-NWS for Plano, TX.