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Sublime, TX Weather Forecast
Sublime, TX Weather Forecast Date: 423 AM CDT Sun Sep 06 2026
The area/counties/county of: Lavaca, including the city of Hallettsville.or toggle through each period.
Today... Partly cloudy. A slight chance of showers and thunderstorms this morning, then a chance of showers and thunderstorms this afternoon. Highs in the mid 90s. Temperature falling into the lower 90s this afternoon. Light and variable winds, becoming southeast around 5 mph this afternoon. Chance of rain 40%. Highest heat index readings up to 109.
Tonight... Mostly clear. Humid with lows in the mid 70s. South winds around 5 mph.
Labor Day... Mostly sunny in the morning, then partly cloudy with a slight chance of showers and thunderstorms in the afternoon. Humid with highs in the upper 90s. South winds around 5 mph, becoming southeast in the afternoon. Highest heat index readings up to 111.
Monday Night... Clear with lows in the mid 70s. South winds 5 to 10 mph.
Tuesday... Mostly sunny. Humid with highs in the upper 90s. South winds 5 to 10 mph. Highest heat index readings up to 111.
Tuesday Night... Mostly clear. Lows in the mid 70s. Highest heat index readings up to 105 early in the evening.
Wednesday... Mostly sunny in the morning, then partly cloudy with a chance of showers and thunderstorms in the afternoon. Highs in the upper 90s. Chance of rain 30%. Highest heat index readings up to 110.
Wednesday Night... Partly cloudy in the evening, then clearing. Lows in the mid 70s.
Thursday... Mostly clear. Highs in the upper 90s. Lows in the mid 70s. Highest heat index readings up to 110.
Friday... Mostly clear. Highs in the upper 90s. Lows in the mid 70s. Highest heat index readings up to 110.
POP = Probability of Precipitation
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