National Weather Service Forecast for: Pecan Grove, TX
Issued by: National Weather Service Houston/Galveston/Dickinson, TX
Updated: Tue, 21-Jul-2026 7:20am CDT
Richmond
 
Today

Today: Sunny
Sunny
Wednesday

Wednesday: Sunny
Sunny
Thursday

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

Friday: Mostly Sunny
Mostly Sunny
Saturday

Saturday: Chance Rain Showers then Chance Showers And Thunderstorms
Chance Rain Showers then Chance Showers And T-Storms
Sunday

Sunday: Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms
Slight Chance Rain Showers then Slight Chance Showers And T-Storms
Monday

Monday: Sunny
Sunny
 
Hi 99 °F Hi 102 °F Hi 100 °F Hi 99 °F Hi 97 °F Hi 97 °F Hi 99 °F  
 
Tonight

Tonight: Mostly Clear
Mostly Clear
Wednesday
Night
Wednesday Night: Mostly Clear
Mostly Clear
Thursday
Night
Thursday Night: Slight Chance Showers And Thunderstorms then Partly Cloudy
Slight Chance Showers And T-Storms then Partly Cloudy
Friday
Night
Friday Night: Chance Rain Showers
Chance Rain Showers
Saturday
Night
Saturday Night: Chance Showers And Thunderstorms
Chance Showers And T-Storms
Sunday
Night
Sunday Night: Slight Chance Showers And Thunderstorms then Mostly Clear
Slight Chance Showers And T-Storms then Mostly Clear
Monday
Night
Monday Night: Mostly Clear
Mostly Clear
 
Lo 77 °F Lo 81 °F Lo 79 °F Lo 80 °F Lo 79 °F Lo 77 °F Lo 77 °F  

Heat Advisory issued July 21 at 1:01AM CDT until July 21 at 8:00PM CDT
 

Today
 
Sunny, with a high near 99. Heat index values as high as 107. West wind 0 to 5 mph.
Tonight
 
Mostly clear, with a low around 77. Heat index values as high as 106. Southwest wind 0 to 5 mph.
Wednesday
 
Sunny, with a high near 102. Heat index values as high as 114. West wind 0 to 5 mph.
Wednesday Night
 
Mostly clear, with a low around 81. Heat index values as high as 112. West wind 0 to 5 mph.
Thursday
 
A slight chance of showers and thunderstorms after 1pm. Sunny, with a high near 100. East wind 0 to 5 mph. Chance of precipitation is 20%.
Thursday Night
 
A slight chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 79. Chance of precipitation is 20%.
Friday
 
Mostly sunny, with a high near 99.
Friday Night
 
A chance of rain showers after 7pm. Partly cloudy, with a low around 80. Chance of precipitation is 30%.
Saturday
 
A chance of rain showers before 1pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 97. Chance of precipitation is 40%.
Saturday Night
 
A chance of showers and thunderstorms. Partly cloudy, with a low around 79. Chance of precipitation is 40%.
Sunday
 
A slight chance of rain showers before 1pm, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 97. Chance of precipitation is 20%.
Sunday Night
 
A slight chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 77. Chance of precipitation is 20%.
Monday
 
Sunny, with a high near 99.
Monday Night
 
Mostly clear, with a low around 77.

 

Forecast from NOAA-NWS for Pecan Grove, TX.