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City of Trinity, TexasTrinity, TX 7-Day Night Weather Forecast
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Trinity, TX Weather Forecast
Trinity, TX Weather Forecast Date: 433 AM CDT Sat Sep 05 2026
The area/counties/county of: Trinity, including the cities of: Trinity and Groveton.or toggle through each period.
Today... Partly sunny with a slight chance of showers and thunderstorms this morning, then mostly cloudy with showers and thunderstorms likely this afternoon. Highs in the upper 80s. Temperature falling into the mid 80s this afternoon. Northwest winds around 5 mph, becoming east this afternoon. Chance of rain 70%.
Tonight... Mostly cloudy with a chance of showers and thunderstorms in the evening, then partly cloudy after midnight. Humid with lows in the lower 70s. South winds around 5 mph in the evening, becoming light and variable. Chance of rain 50%.
Sunday... Mostly sunny. A chance of showers and thunderstorms in the afternoon. Humid with highs in the mid 90s. Light and variable winds, becoming east around 5 mph in the afternoon. Chance of rain 40%. Heat index values up to 107.
Sunday Night... Partly cloudy in the evening, then becoming mostly clear. Humid with lows in the mid 70s. South winds around 5 mph in the evening, becoming light and variable. Heat index values up to 105 early in the evening.
Labor Day... Mostly sunny. A chance of showers and thunderstorms in the afternoon. Hot with highs in the upper 90s. Light and variable winds, becoming southeast around 5 mph in the afternoon. Chance of rain 40%. Heat index values up to 111.
Monday Night... Partly cloudy in the evening, then becoming mostly clear. Lows in the mid 70s. Heat index values up to 110 early in the evening.
Tuesday... Mostly sunny. Hot with highs in the mid 90s.
Tuesday Night... Partly cloudy in the evening, then becoming mostly clear. Lows in the mid 70s.
Wednesday... Sunny. A chance of showers and thunderstorms in the afternoon. Highs in the mid 90s. Chance of rain 40%.
Wednesday Night... Partly cloudy in the evening, then clearing. Lows in the mid 70s.
Thursday... Sunny. Highs in the mid 90s.
Thursday Night... Mostly clear. Lows in the mid 70s.
POP = Probability of Precipitation
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