10-Day Weather Forecast - Port Saint John, FL

Sunny. Highs in the lower 70s. West winds around 5 mph becoming southwest 5 to 10 mph in the afternoon.

Mostly clear in the evening then mostly cloudy with a chance of showers after midnight. Not as cool. Lows in the lower 50s. Southwest winds 5 to 10 mph. Chance of rain 40 percent.

Partly sunny. A chance of showers in the morning. Cooler. Highs in the lower 60s. Northwest winds 10 to 15 mph. Chance of rain 40 percent.

Clear cooler. Lows in the upper 30s.

Sunny. Highs in the lower 60s.

Clear. Lows in the mid 40s.

Sunny. Highs around 70.

Clear. Lows in the mid 40s.

Sunny. Highs in the lower 70s.

Clear. Lows in the upper 40s.

Mostly sunny. Highs in the lower 70s.

Mostly clear. Low temperature around 50F. Dew point will be around 54F with an average humidity of 88%. Winds will be 4 mph from the NE.

Sunny. High temperature around 73F. Dew point will be around 54F with an average humidity of 70%. Winds will be 4 mph from the NE.

Mostly clear. Low temperature around 52F. Dew point will be around 54F with an average humidity of 92%. Winds will be 3 mph from the NE.

Mostly sunny. High temperature around 74F. Dew point will be around 56F with an average humidity of 73%. Winds will be 4 mph from the E.

Clear. Low temperature around 53F. Dew point will be around 55F with an average humidity of 92%. Winds will be 2 mph from the E.

Sunny. High temperature around 76F. Dew point will be around 58F with an average humidity of 73%. Winds will be 2 mph from the E.

Clear. Low temperature around 53F. Dew point will be around 56F with an average humidity of 93%. Winds will be 2 mph from the SW.