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Jefferson County, TX Weather Forecast
Jefferson County, TX Weather Forecast Date: 1209 PM CST Mon Mar 02 2026
The area/counties/county of: Lower Jefferson, including the cities of: Nederland, Port Arthur, Sea Rim State Park, and Sabine Pass.or toggle through each period.
Tonight... Partly cloudy this evening, then becoming mostly cloudy. Patchy fog after midnight. Lows in the lower 60s. Southeast winds 5 to 10 mph.
Tuesday... Patchy fog in the morning. Partly sunny. Highs in the upper 70s. Southeast winds 10 to 15 mph.
Tuesday Night... Mostly cloudy. Patchy fog after midnight. Lows in the mid 60s. Southeast winds 5 to 10 mph.
Wednesday... Partly sunny. Highs in the upper 70s. Southeast winds 10 to 15 mph.
Wednesday Night... Mostly cloudy. Lows in the mid 60s. Southeast winds 5 to 10 mph.
Thursday... Mostly cloudy. Highs in the upper 70s. Lows in the upper 60s.
Thursday Night... Mostly cloudy. Highs in the upper 70s. Lows in the upper 60s.
Friday... Mostly cloudy in the morning, then partly sunny with a chance of showers and thunderstorms in the afternoon. Highs in the upper 70s. Chance of rain 30%.
Friday Night... Mostly cloudy. Lows in the upper 60s.
Saturday... Mostly cloudy. A chance of showers and thunderstorms in the afternoon. Highs in the upper 70s. Chance of rain 50%.
Saturday Night... A chance of showers in the evening. Cloudy. Lows in the mid 60s. Chance of rain 30%.
Sunday... Mostly cloudy with a chance of showers and thunderstorms. Highs in the upper 70s. Chance of rain 50%.
Sunday Night... Cloudy. Lows in the mid 60s.
POP = Probability of Precipitation
Jefferson County Radar Loop
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