10-Day Weather Forecast - Port Arthur, TX

Partly sunny. Highs in the mid 80s. South winds 10 to 15 mph with gusts up to 25 mph.

Mostly cloudy. Lows in the lower 70s. Southeast winds 10 to 15 mph.

Partly sunny. Highs in the mid 80s. South winds 10 to 15 mph.

Mostly cloudy. Lows in the lower 70s. Highs in the mid 80s.

Mostly cloudy. Lows in the lower 70s. Highs in the mid 80s.

Mostly cloudy. Lows in the lower 70s. Highs in the mid 80s.

Mostly cloudy. Lows in the lower 70s. Highs in the mid 80s.

Mostly cloudy with a chance of showers. Lows in the upper 60s. Chance of rain 30 percent.

Mostly cloudy with a chance of showers. A chance of thunderstorms in the afternoon. Highs around 80. Chance of rain 50 percent.

Mostly cloudy with a chance of showers and thunderstorms. Lows in the lower 60s. Chance of rain 40 percent.

Mostly cloudy in the morning then becoming partly sunny. A chance of showers in the morning. Highs in the mid 70s. Chance of rain 30 percent.

Mostly clear with a chance of rain. Chance of precipitation 40%. Low temperature around 61F. Dew point will be around 55F with an average humidity of 74%. Winds will be 8 mph from the N.

Sunny. High temperature around 71F. Dew point will be around 58F with an average humidity of 73%. Winds will be 6 mph from the NE.

Mostly clear. Low temperature around 61F. Dew point will be around 57F with an average humidity of 73%. Winds will be 4 mph from the NE.

Sunny. High temperature around 74F. Dew point will be around 59F with an average humidity of 69%. Winds will be 4 mph from the E.

Mostly clear. Low temperature around 65F. Dew point will be around 60F with an average humidity of 74%. Winds will be 3 mph from the SE.

Sunny. High temperature around 76F. Dew point will be around 63F with an average humidity of 72%. Winds will be 4 mph from the S.

Mostly clear. Low temperature around 68F. Dew point will be around 63F with an average humidity of 77%. Winds will be 4 mph from the S.