10-Day Weather Forecast - Port Arthur, TX

Sunny. Not as cool with highs in the lower 70s. West winds 5 to 10 mph.

Clear. Lows in the upper 40s. West winds around 5 mph.

Sunny. Highs in the mid 60s. East winds 5 to 10 mph.

Mostly clear in the evening then becoming partly cloudy. Lows in the upper 40s. East winds around 5 mph.

Sunny. Highs in the upper 60s.

Mostly clear in the evening then becoming partly cloudy. Lows in the mid 50s.

Mostly cloudy. Highs in the lower 70s. Lows in the upper 50s.

Mostly cloudy. Highs in the lower 70s. Lows in the upper 50s.

Mostly cloudy with a 30 percent chance of showers. Highs around 70. Lows in the upper 50s.

Mostly cloudy with a 30 percent chance of showers. Highs around 70. Lows in the upper 50s.

Mostly cloudy in the morning then becoming mostly sunny. Highs in the lower 70s.

Partly cloudy in the evening then becoming mostly cloudy. Lows in the upper 50s.

Mostly cloudy in the morning then becoming partly sunny. Highs in the lower 70s.

Mostly cloudy with a slight chance of rain. Chance of precipitation 30%. Low temperature around 64F. Dew point will be around 64F with an average humidity of 94%. Winds will be 6 mph from the S.

Cloudy with a 40% chance for rain and thunderstorms. High temperature around 71F. Dew point will be around 64F with an average humidity of 84%. Winds will be 6 mph from the S.

Partly cloudy with a slight chance of rain. Chance of precipitation 25%. Low temperature around 58F. Dew point will be around 57F with an average humidity of 83%. Winds will be 3 mph from the W.

Sunny. High temperature around 66F. Dew point will be around 53F with an average humidity of 68%. Winds will be 2 mph from the W.

Clear. Low temperature around 53F. Dew point will be around 49F with an average humidity of 72%. Winds will be 2 mph from the W.