| National Weather Service Forecast for:
Plano, TX Issued by: National Weather Service Fort Worth/Dallas, TX |
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| Updated: 06/29/2026 11:51am | ||||||||||||||||||||||||||||||||||||||||
| Plano, Collin County, Texas | ||||||||||||||||||||||||||||||||||||||||
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| This Afternoon |
Sunny, with a high near 97. Heat index values as high as 102. South wind 15 to 20 mph, with gusts as high as 30 mph. |
| Tonight |
Clear, with a low around 77. Heat index values as high as 100. South wind 10 to 20 mph, with gusts as high as 30 mph. |
| Tuesday |
Sunny, with a high near 96. Heat index values as high as 99. South wind 10 to 15 mph, with gusts as high as 25 mph. |
| Tuesday Night |
Clear, with a low around 79. Heat index values as high as 97. South wind 10 to 15 mph, with gusts as high as 25 mph. |
| Wednesday |
Sunny, with a high near 96. South wind around 10 mph, with gusts as high as 20 mph. |
| Wednesday Night |
Mostly clear, with a low around 80. South southeast wind 10 to 15 mph. |
| Thursday |
Mostly sunny, with a high near 96. South wind 5 to 10 mph. |
| Thursday Night |
Mostly clear, with a low around 79. South southeast wind 5 to 10 mph. |
| Friday |
Sunny, with a high near 99. South wind 5 to 10 mph. |
| Friday Night |
Mostly clear, with a low around 80. |
| Independence Day |
Sunny, with a high near 100. |
| Saturday Night |
Partly cloudy, with a low around 81. |
| Sunday |
Mostly sunny, with a high near 99. |
| Sunday Night |
Mostly clear, with a low around 79. |
Forecast from NOAA-NWS for Plano, TX.