| National Weather Service Forecast for:
Pecan Grove, TX Issued by: National Weather Service Houston/Galveston/Dickinson, TX |
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| Updated: Sat, 15-Aug-2026 1:21pm CDT | ||||||||||||||||||||||||||||||||||||||||
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| This Afternoon |
Sunny, with a high near 97. Heat index values as high as 107. South wind 5 to 10 mph. |
| Tonight |
Mostly clear, with a low around 75. Heat index values as high as 102. South wind 0 to 10 mph. |
| Sunday |
Sunny, with a high near 98. Heat index values as high as 105. South wind 0 to 5 mph. |
| Sunday Night |
Mostly clear, with a low around 75. Heat index values as high as 104. South wind 0 to 10 mph. |
| Monday |
Sunny, with a high near 98. Southwest wind 0 to 5 mph. |
| Monday Night |
Mostly clear, with a low around 77. |
| Tuesday |
Sunny, with a high near 98. |
| Tuesday Night |
Mostly clear, with a low around 77. |
| Wednesday |
Sunny, with a high near 99. |
| Wednesday Night |
Mostly clear, with a low around 76. |
| Thursday |
Sunny, with a high near 100. |
| Thursday Night |
Mostly clear, with a low around 77. |
| Friday |
A slight chance of showers and thunderstorms after 1pm. Sunny, with a high near 100. Chance of precipitation is 20%. |
| Friday Night |
A slight chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 77. |
Forecast from NOAA-NWS for Pecan Grove, TX.