| National Weather Service Forecast for:
Plano, TX Issued by: National Weather Service Fort Worth/Dallas, TX |
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| Updated: 09/04/2026 6:06am | ||||||||||||||||||||||||||||||||||||||||
| Plano, Collin County, Texas | ||||||||||||||||||||||||||||||||||||||||
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| Today |
Sunny, with a high near 96. Heat index values as high as 100. South wind 5 to 10 mph. |
| Tonight |
Mostly clear. Low around 77, with temperatures rising to around 79 overnight. Heat index values as high as 101. South wind 5 to 10 mph. |
| Saturday |
Sunny, with a high near 98. Heat index values as high as 102. South wind 0 to 5 mph. |
| Saturday Night |
Mostly clear. Low around 78, with temperatures rising to around 80 overnight. Heat index values as high as 101. South southeast wind 0 to 10 mph. |
| Sunday |
Sunny. High near 99, with temperatures falling to around 97 in the afternoon. Southeast wind 0 to 10 mph. |
| Sunday Night |
Mostly clear. Low around 79, with temperatures rising to around 81 overnight. South southeast wind 0 to 10 mph. |
| Labor Day |
Sunny, with a high near 100. South southeast wind 0 to 10 mph. |
| Monday Night |
Mostly clear, with a low around 79. South southeast wind 5 to 10 mph. |
| Tuesday |
Sunny, with a high near 99. South southeast wind 5 to 10 mph. |
| Tuesday Night |
Mostly clear, with a low around 79. |
| Wednesday |
Sunny, with a high near 99. |
| Wednesday Night |
Mostly clear, with a low around 79. |
| Thursday |
Sunny, with a high near 99. |
| Thursday Night |
Mostly clear, with a low around 80. |
Forecast from NOAA-NWS for Plano, TX.