National Weather Service Forecast for: Pecan Grove, TX
Issued by: National Weather Service Houston/Galveston/Dickinson, TX
Updated: Mon, 14-Sep-2026 8:41am CDT
Richmond
 
Today

Today: Chance Showers And Thunderstorms
Chance Showers And T-Storms
Tuesday

Tuesday: Mostly Sunny then Slight Chance Showers And Thunderstorms
Mostly Sunny then Slight Chance Showers And T-Storms
Wednesday

Wednesday: Mostly Sunny then Slight Chance Showers And Thunderstorms
Mostly Sunny then Slight Chance Showers And T-Storms
Thursday

Thursday: Chance Showers And Thunderstorms
Chance Showers And T-Storms
Friday

Friday: Mostly Sunny
Mostly Sunny
Saturday

Saturday: Sunny then Slight Chance Showers And Thunderstorms
Sunny then Slight Chance Showers And T-Storms
Sunday

Sunday: Mostly Sunny then Slight Chance Showers And Thunderstorms
Mostly Sunny then Slight Chance Showers And T-Storms
 
Hi 95 °F Hi 96 °F Hi 95 °F Hi 93 °F Hi 94 °F Hi 94 °F Hi 94 °F  
 
Tonight

Tonight: Mostly Clear
Mostly Clear
Tuesday
Night
Tuesday Night: Slight Chance Showers And Thunderstorms then Mostly Clear
Slight Chance Showers And T-Storms then Mostly Clear
Wednesday
Night
Wednesday Night: Slight Chance Showers And Thunderstorms then Partly Cloudy
Slight Chance Showers And T-Storms then Partly Cloudy
Thursday
Night
Thursday Night: Chance Showers And Thunderstorms then Partly Cloudy
Chance Showers And T-Storms then Partly Cloudy
Friday
Night
Friday Night: Mostly Clear
Mostly Clear
Saturday
Night
Saturday Night: Slight Chance Showers And Thunderstorms then Mostly Clear
Slight Chance Showers And T-Storms then Mostly Clear
Sunday
Night
Sunday Night: Slight Chance Showers And Thunderstorms then Partly Cloudy
Slight Chance Showers And T-Storms then Partly Cloudy
 
Lo 78 °F Lo 77 °F Lo 78 °F Lo 76 °F Lo 74 °F Lo 75 °F Lo 76 °F  

Heat Advisory issued September 14 at 8:34AM CDT until September 14 at 6:00PM CDT
 

Today
 
A chance of showers and thunderstorms between 10am and 1pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 95. Heat index values as high as 111. South wind 5 to 10 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
Tonight
 
Mostly clear, with a low around 78. Heat index values as high as 106. Southeast wind 0 to 10 mph. New rainfall amounts less than a tenth of an inch possible.
Tuesday
 
A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 96. Heat index values as high as 110. Southeast wind 0 to 10 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
Tuesday Night
 
A slight chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 77. Heat index values as high as 106. Southeast wind 0 to 10 mph. Chance of precipitation is 20%.
Wednesday
 
A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 95. East wind 0 to 10 mph. Chance of precipitation is 20%.
Wednesday Night
 
A slight chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 78. Chance of precipitation is 20%.
Thursday
 
A chance of showers and thunderstorms after 7am. Partly sunny, with a high near 93. Chance of precipitation is 50%.
Thursday Night
 
A chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 76. Chance of precipitation is 50%.
Friday
 
Mostly sunny, with a high near 94.
Friday Night
 
Mostly clear, with a low around 74.
Saturday
 
A slight chance of showers and thunderstorms after 1pm. Sunny, with a high near 94. 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
 
A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 94. Chance of precipitation is 20%.
Sunday Night
 
A slight chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 76.

 

Forecast from NOAA-NWS for Pecan Grove, TX.