| National Weather Service Forecast for:
Plano, TX Issued by: National Weather Service Fort Worth/Dallas, TX |
||||||||||||||||||||||||||||||||||||||||
| Updated: 07/30/2026 1:26am | ||||||||||||||||||||||||||||||||||||||||
| Plano, Collin County, Texas | ||||||||||||||||||||||||||||||||||||||||
|
||||||||||||||||||||||||||||||||||||||||
Heat Advisory issued July 30 at 12:28AM CDT until July 30 at 8:00PM CDT
| Overnight |
Mostly clear. Low around 81, with temperatures rising to around 83 overnight. South wind around 5 mph. |
| Thursday |
Sunny, with a high near 100. Heat index values as high as 108. South southwest wind 5 to 10 mph. |
| Thursday Night |
Mostly clear. Low around 82, with temperatures rising to around 84 overnight. Heat index values as high as 105. South wind around 10 mph. |
| Friday |
Sunny, with a high near 102. Heat index values as high as 109. Southwest wind around 10 mph. |
| Friday Night |
Partly cloudy. Low around 82, with temperatures rising to around 84 overnight. Southwest wind around 10 mph. |
| Saturday |
Mostly sunny. High near 98, with temperatures falling to around 96 in the afternoon. North northwest wind 10 to 15 mph, with gusts as high as 25 mph. |
| Saturday Night |
Mostly clear, with a low around 75. North wind 5 to 15 mph, with gusts as high as 25 mph. |
| Sunday |
Sunny, with a high near 95. North northeast wind 5 to 10 mph. |
| Sunday Night |
Clear, with a low around 75. East northeast wind 5 to 10 mph. |
| Monday |
Sunny, with a high near 97. |
| Monday Night |
Clear, with a low around 77. |
| Tuesday |
Sunny, with a high near 99. |
| Tuesday Night |
Mostly clear, with a low around 79. |
| Wednesday |
Sunny, with a high near 99. |
Forecast from NOAA-NWS for Plano, TX.