10-Day Weather Forecast - Port Saint John, FL

Considerable cloudiness. Breezy. Highs in the mid 60s. Northeast winds 15 to 20 mph decreasing to 10 to 15 mph in the afternoon.

Partly cloudy. Lows in the mid 50s. North winds 5 to 10 mph.

Partly sunny. Highs in the lower 70s. Northeast winds 5 to 10 mph.

Partly cloudy. Lows in the upper 50s. East winds around 5 mph.

Partly cloudy. Highs in the mid 70s.

Partly cloudy. Lows in the lower 60s.

Partly cloudy. Highs in the upper 70s.

Partly cloudy. Lows in the lower 60s.

Partly sunny. Highs in the upper 70s.

Partly cloudy. Lows in the lower 60s.

Partly sunny. Highs in the upper 70s.

Partly cloudy. Lows in the mid 60s.

Partly sunny. Highs in the upper 70s.

Partly cloudy. Low temperature around 64F. Dew point will be around 64F with an average humidity of 95%. Winds will be 2 mph from the E.

Mostly sunny. High temperature around 79F. Dew point will be around 66F with an average humidity of 80%. Winds will be 5 mph from the NE.

Mostly clear. Low temperature around 63F. Dew point will be around 64F with an average humidity of 94%. Winds will be 4 mph from the NE.

Sunny. High temperature around 79F. Dew point will be around 66F with an average humidity of 80%. Winds will be 5 mph from the E.

Clear. Low temperature around 63F. Dew point will be around 64F with an average humidity of 95%. Winds will be 4 mph from the NE.