| National Weather Service Forecast for:
Pecan Grove, TX Issued by: National Weather Service Houston/Galveston/Dickinson, TX |
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| Updated: Fri, 18-Sep-2026 7:20pm CDT | ||||||||||||||||||||||||||||||||||||||||
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| Tonight |
Clear, with a low around 74. Northeast wind 0 to 5 mph. |
| Saturday |
Sunny, with a high near 97. Heat index values as high as 105. East wind 0 to 10 mph. |
| Saturday Night |
Clear, with a low around 75. Southeast wind 0 to 10 mph. |
| Sunday |
A slight chance of showers and thunderstorms after 1pm. Sunny, with a high near 96. Heat index values as high as 106. East wind 0 to 10 mph. Chance of precipitation is 20%. |
| Sunday Night |
A slight chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 77. Southeast wind 0 to 10 mph. Chance of precipitation is 20%. |
| Monday |
Mostly sunny, with a high near 97. |
| Monday Night |
Mostly clear, with a low around 76. |
| Tuesday |
Sunny, with a high near 98. |
| Tuesday Night |
Mostly clear, with a low around 77. |
| Wednesday |
Sunny, with a high near 97. |
| Wednesday Night |
Mostly clear, with a low around 78. |
| Thursday |
Sunny, with a high near 96. |
| Thursday Night |
Mostly clear, with a low around 76. |
| Friday |
Sunny, with a high near 95. |
Forecast from NOAA-NWS for Pecan Grove, TX.