10-Day Weather Forecast - Port Sulphur, LA

Mostly sunny. Highs in the mid 50s. Northeast winds 10 to 15 mph.

Partly cloudy in the evening then becoming mostly cloudy. Lows in the mid 40s. Northeast winds 5 to 10 mph.

Mostly sunny. Highs in the upper 50s. Northeast winds around 5 mph.

Mostly cloudy. A slight chance of showers after midnight. Lows in the upper 40s. West winds around 5 mph. Chance of rain 20 percent.

Mostly sunny. A slight chance of showers in the morning. Highs in the mid 60s. Chance of rain 20 percent.

Mostly clear. Lows around 40. Highs in the lower 50s.

Mostly clear. Lows around 40. Highs in the lower 50s.

Mostly clear. Lows around 40. Highs in the lower 50s.

Sunny. Highs around 60.

Mostly clear in the evening then becoming partly cloudy. Lows in the upper 40s.

Mostly sunny with a 20 percent chance of showers. Highs in the lower 60s.

Mostly cloudy with a 20 percent chance of showers. Lows in the lower 40s.

Sunny. Highs in the mid 50s.

Clear. Low temperature around 41F. Dew point will be around 32F with an average humidity of 64%. Winds will be 6 mph from the N.

Sunny. High temperature around 54F. Dew point will be around 38F with an average humidity of 62%. Winds will be 4 mph from the NE.

Mostly clear. Low temperature around 48F. Dew point will be around 41F with an average humidity of 74%. Winds will be 3 mph from the NE.

Partly cloudy. High temperature around 58F. Dew point will be around 47F with an average humidity of 72%. Winds will be 7 mph from the E.

Partly cloudy. Low temperature around 54F. Dew point will be around 49F with an average humidity of 82%. Winds will be 6 mph from the E.