10-Day Weather Forecast - Port Arthur, TX

Partly sunny. Highs in the lower 70s. South winds 15 to 20 mph with gusts up to 35 mph.

Mostly cloudy. Lows in the mid 60s. South winds 10 to 15 mph with gusts up to 25 mph.

Partly sunny. Highs in the mid 70s. South winds 10 to 15 mph with gusts up to 25 mph.

Partly cloudy. Lows in the lower 60s. Southwest winds 5 to 10 mph becoming north after midnight.

Mostly clear. Highs in the upper 70s. Lows in the upper 50s.

Mostly clear. Highs in the upper 70s. Lows in the upper 50s.

Mostly clear. Highs in the upper 70s. Lows in the upper 50s.

Mostly clear. Highs in the upper 70s. Lows in the upper 50s.

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

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

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

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

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

Clear. Low temperature around 63F. Dew point will be around 60F with an average humidity of 87%. Winds will be 6 mph from the SE.

Mostly cloudy with a slight chance of rain. Chance of precipitation 30%. High temperature around 74F. Dew point will be around 63F with an average humidity of 78%. Winds will be 9 mph from the SE.

Mostly clear. Low temperature around 66F. Dew point will be around 64F with an average humidity of 90%. Winds will be 9 mph from the SE.

Partly cloudy with a slight chance of rain. Chance of precipitation 30%. High temperature around 75F. Dew point will be around 64F with an average humidity of 78%. Winds will be 9 mph from the SE.

Clear. Low temperature around 67F. Dew point will be around 65F with an average humidity of 91%. Winds will be 9 mph from the SE.