| National Weather Service Forecast for:
Pecan Grove, TX Issued by: National Weather Service Houston/Galveston/Dickinson, TX |
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| Updated: Wed, 26-Aug-2026 7:46pm CDT | ||||||||||||||||||||||||||||||||||||||||
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| Tonight |
Mostly clear, with a low around 80. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. |
| Thursday |
A chance of rain showers between 7am and 10am, then a chance of showers and thunderstorms. Mostly sunny. High near 100, with temperatures falling to around 95 in the afternoon. Heat index values as high as 105. Southwest wind 5 to 10 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible. |
| Thursday Night |
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 78. South wind 0 to 10 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible. |
| Friday |
A slight chance of rain showers before 10am, then a chance of showers and thunderstorms. Partly sunny. High near 97, with temperatures falling to around 94 in the afternoon. Heat index values as high as 105. South wind 0 to 5 mph. Chance of precipitation is 40%. |
| Friday Night |
A chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 77. South wind 0 to 10 mph. Chance of precipitation is 40%. |
| Saturday |
A slight chance of showers and thunderstorms after 1pm. Sunny, with a high near 97. Chance of precipitation is 20%. |
| Saturday Night |
A slight chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 75. Chance of precipitation is 20%. |
| Sunday |
Sunny, with a high near 94. |
| Sunday Night |
Mostly clear, with a low around 75. |
| Monday |
A chance of showers and thunderstorms after 1pm. Sunny, with a high near 95. Chance of precipitation is 30%. |
| Monday Night |
A chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 76. Chance of precipitation is 30%. |
| Tuesday |
A slight chance of showers and thunderstorms after 1pm. Sunny, with a high near 96. Chance of precipitation is 20%. |
| Tuesday Night |
A slight chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 76. Chance of precipitation is 20%. |
| Wednesday |
A slight chance of showers and thunderstorms after 1pm. Sunny, with a high near 97. |
Forecast from NOAA-NWS for Pecan Grove, TX.