| National Weather Service Forecast for:
Pecan Grove, TX Issued by: National Weather Service Houston/Galveston/Dickinson, TX |
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| Updated: Mon, 18-May-2026 1:21am CDT | ||||||||||||||||||||||||||||||||||||||||
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| Overnight |
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 79. Southeast wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%. |
| Monday |
A slight chance of showers and thunderstorms before 7am. Mostly cloudy, with a high near 91. Heat index values as high as 103. Southeast wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 20%. |
| Monday Night |
Mostly cloudy, with a low around 79. Southeast wind 10 to 20 mph, with gusts as high as 30 mph. |
| Tuesday |
A slight chance of rain showers between noon and 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 91. Heat index values as high as 101. Southeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 40%. |
| Tuesday Night |
A chance of showers and thunderstorms before 7pm, then showers and thunderstorms likely. Mostly cloudy, with a low around 75. Southeast wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. |
| Wednesday |
Showers and thunderstorms. Mostly cloudy, with a high near 87. Chance of precipitation is 80%. |
| Wednesday Night |
Showers and thunderstorms before 7pm, then a slight chance of showers and thunderstorms. Mostly cloudy, with a low around 74. Chance of precipitation is 80%. |
| Thursday |
A chance of showers and thunderstorms before 1pm, then showers and thunderstorms. Mostly cloudy, with a high near 85. Chance of precipitation is 90%. |
| Thursday Night |
Showers and thunderstorms before 7pm, then a chance of showers and thunderstorms between 7pm and 1am, then showers and thunderstorms. Mostly cloudy, with a low around 73. Chance of precipitation is 90%. |
| Friday |
Showers and thunderstorms. Mostly cloudy, with a high near 83. Chance of precipitation is 90%. |
| Friday Night |
Showers and thunderstorms before 1am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 72. Chance of precipitation is 90%. |
| Saturday |
A chance of showers and thunderstorms before 7am, then showers and thunderstorms likely. Mostly cloudy, with a high near 84. Chance of precipitation is 70%. |
| Saturday Night |
Showers and thunderstorms likely before 7pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 73. Chance of precipitation is 70%. |
| Sunday |
A chance of showers and thunderstorms before 7am, then showers and thunderstorms likely. Mostly cloudy, with a high near 84. |
Forecast from NOAA-NWS for Pecan Grove, TX.