National Weather Service Forecast for: Plano, TX
Issued by: National Weather Service Fort Worth/Dallas, TX
Updated: 07/08/2026 11:51pm
Plano, Collin County, Texas
 
  Thursday

Thursday: Sunny
Sunny
Friday

Friday: Sunny
Sunny
Saturday

Saturday: Sunny
Sunny
Sunday

Sunday: Chance Showers And Thunderstorms
Chance Showers And T-Storms
Monday

Monday: Chance Showers And Thunderstorms
Chance Showers And T-Storms
Tuesday

Tuesday: Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms
Slight Chance Rain Showers then Slight Chance Showers And T-Storms
Wednesday

Wednesday: Sunny then Slight Chance Showers And Thunderstorms
Sunny then Slight Chance Showers And T-Storms
  Hi 101 °F Hi 99 °F Hi 99 °F Hi 95 °F Hi 92 °F Hi 92 °F Hi 92 °F
 
Overnight

Overnight: Clear
Clear
Thursday
Night
Thursday Night: Clear
Clear
Friday
Night
Friday Night: Clear
Clear
Saturday
Night
Saturday Night: Mostly Clear then Slight Chance Showers And Thunderstorms
Mostly Clear then Slight Chance Showers And T-Storms
Sunday
Night
Sunday Night: Chance Showers And Thunderstorms
Chance Showers And T-Storms
Monday
Night
Monday Night: Chance Showers And Thunderstorms
Chance Showers And T-Storms
Tuesday
Night
Tuesday Night: Slight Chance Showers And Thunderstorms then Mostly Clear
Slight Chance Showers And T-Storms then Mostly Clear
 
Lo 81 °F Lo 80 °F Lo 79 °F Lo 78 °F Lo 76 °F Lo 75 °F Lo 75 °F  

 

Overnight
 
Clear. Low around 81, with temperatures rising to around 83 overnight. South wind around 10 mph, with gusts as high as 20 mph.
Thursday
 
Sunny, with a high near 101. Heat index values as high as 104. South southwest wind 10 to 15 mph.
Thursday Night
 
Clear. Low around 80, with temperatures rising to around 82 overnight. Heat index values as high as 102. South wind 10 to 15 mph.
Friday
 
Sunny, with a high near 99. Heat index values as high as 101. South southwest wind 10 to 15 mph.
Friday Night
 
Clear. Low around 79, with temperatures rising to around 81 overnight. South wind 10 to 15 mph.
Saturday
 
Sunny, with a high near 99. South southwest wind around 10 mph.
Saturday Night
 
A slight chance of showers and thunderstorms after 1am. Mostly clear, with a low around 78. South wind around 10 mph. Chance of precipitation is 20%.
Sunday
 
A chance of showers and thunderstorms. Mostly sunny, with a high near 95. South wind around 5 mph. Chance of precipitation is 50%.
Sunday Night
 
A chance of showers and thunderstorms before 1am, then a chance of showers and thunderstorms. Partly cloudy, with a low around 76. South southeast wind around 5 mph. Chance of precipitation is 50%.
Monday
 
A chance of showers and thunderstorms before 1pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 92. Chance of precipitation is 40%.
Monday Night
 
A chance of showers and thunderstorms before 7pm, then a chance of showers and thunderstorms. Partly cloudy, with a low around 75. Chance of precipitation is 40%.
Tuesday
 
A slight chance of rain showers before 1pm, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 92. Chance of precipitation is 20%.
Tuesday Night
 
A slight chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 75. Chance of precipitation is 20%.
Wednesday
 
A slight chance of showers and thunderstorms after 1pm. Sunny, with a high near 92. Chance of precipitation is 20%.

 

Forecast from NOAA-NWS for Plano, TX.