| National Weather Service Forecast for:
Pecan Grove, TX Issued by: National Weather Service Houston/Galveston/Dickinson, TX |
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| Updated: Sun, 09-Aug-2026 1:21am CDT | ||||||||||||||||||||||||||||||||||||||||
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| Today |
A chance of showers and thunderstorms after noon. Mostly sunny. High near 95, with temperatures falling to around 89 in the afternoon. Heat index values as high as 103. Southeast wind 0 to 15 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible. |
| Tonight |
A slight chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 77. Southeast wind 0 to 10 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible. |
| Monday |
A slight chance of rain showers between 7am and 10am, then a chance of showers and thunderstorms. Partly sunny. High near 93, with temperatures falling to around 88 in the afternoon. Heat index values as high as 102. Southeast wind 0 to 10 mph. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch possible. |
| Monday Night |
A chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 76. South wind 5 to 15 mph. Chance of precipitation is 30%. |
| Tuesday |
Sunny. High near 96, with temperatures falling to around 92 in the afternoon. South wind 5 to 15 mph, with gusts as high as 20 mph. |
| 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 98. |
| Thursday Night |
Mostly clear, with a low around 79. |
| Friday |
Sunny, with a high near 98. |
| Friday Night |
Mostly clear, with a low around 78. |
| Saturday |
Sunny, with a high near 98. |
| Saturday Night |
Mostly clear, with a low around 76. |
Forecast from NOAA-NWS for Pecan Grove, TX.