10-Day Weather Forecast - Port Saint John, FL

Partly cloudy. Highs in the lower 70s. West winds around 5 mph.

Partly cloudy. Lows in the lower 50s. Southwest winds around 5 mph.

Partly sunny. A slight chance of afternoon showers. Highs in the mid 70s. Southwest winds 10 to 15 mph. Chance of rain 20 percent.

Mostly cloudy. Showers likely in the evening then a chance of showers after midnight. Lows in the upper 50s. Chance of rain 60 percent.

Partly sunny. Highs around 70.

Partly cloudy. Lows in the mid 50s.

Partly sunny. Highs in the mid 70s.

Mostly clear. Lows in the upper 50s.

Partly sunny. Highs in the mid 70s.

Partly cloudy. Lows in the upper 50s.

Mostly sunny. Highs in the upper 70s.

Mostly clear. Low temperature around 59F. Dew point will be around 60F with an average humidity of 87%. Winds will be 3 mph from the SE.

Sunny. High temperature around 80F. Dew point will be around 62F with an average humidity of 72%. Winds will be 2 mph from the SE.

Clear. Low temperature around 60F. Dew point will be around 62F with an average humidity of 93%. Winds will be 3 mph from the SE.

Sunny. High temperature around 81F. Dew point will be around 64F with an average humidity of 75%. Winds will be 4 mph from the SE.

Clear. Low temperature around 62F. Dew point will be around 64F with an average humidity of 95%. Winds will be 4 mph from the SE.

Sunny. High temperature around 82F. Dew point will be around 66F with an average humidity of 76%. Winds will be 5 mph from the SE.

Clear. Low temperature around 62F. Dew point will be around 65F with an average humidity of 95%. Winds will be 4 mph from the SE.