10-Day Weather Forecast - Port Arthur, TX

Mostly cloudy this morning then becoming partly sunny. Patchy dense fog this morning. A 20 percent chance of showers. Highs in the mid 70s. South winds around 5 mph.

Mostly cloudy. Patchy fog in the evening then widespread fog after midnight. Lows in the lower 60s. East winds around 5 mph.

Mostly cloudy in the morning then becoming partly sunny. Areas of fog in the morning. Highs in the lower 70s. Southeast winds 5 to 10 mph.

Mostly cloudy. Lows in the lower 60s. Southeast winds around 5 mph.

Mostly sunny. Highs in the mid 70s. Southeast winds 5 to 10 mph.

Partly cloudy. Lows around 60. Highs in the mid 70s.

Partly cloudy. Lows around 60. Highs in the mid 70s.

Partly cloudy. Lows around 60. Highs in the mid 70s.

Partly cloudy. Lows around 60. Highs in the mid 70s.

Partly cloudy. Lows around 60. Highs in the mid 70s.

Partly cloudy. Lows around 60. Highs in the mid 70s.

Mostly cloudy. Lows around 60. Highs in the mid 70s.

Mostly cloudy. Lows around 60. Highs in the mid 70s.

Clear. Low temperature around 64F. Dew point will be around 63F with an average humidity of 93%. Winds will be 5 mph from the S.

Sunny with a slight chance of rain. Chance of precipitation 30%. High temperature around 71F. Dew point will be around 64F with an average humidity of 86%. Winds will be 4 mph from the S.

Clear. Low temperature around 59F. Dew point will be around 57F with an average humidity of 83%. Winds will be 3 mph from the E.

Partly cloudy with a slight chance of rain. Chance of precipitation 25%. High temperature around 63F. Dew point will be around 53F with an average humidity of 76%. Winds will be 4 mph from the NE.

Clear. Low temperature around 53F. Dew point will be around 48F with an average humidity of 74%. Winds will be 4 mph from the NE.