10-Day Weather Forecast - Marathon, FL

Mostly sunny. Highs in the upper 70s. Northeast to east winds 5 to 10 mph increasing to near 10 mph.

Partly cloudy. Becoming breezy. Lows in the lower 70s. Northeast to east winds 10 to 15 mph increasing to 15 to 20 mph.

Partly sunny in the morning then becoming mostly sunny. Breezy becoming windy. Highs in the upper 70s. Northeast winds 15 to 20 mph increasing to near 20 mph.

Partly cloudy with a slight chance of showers. Windy. Lows in the lower 70s. Northeast to east winds near 20 mph. Chance of rain 10 percent.

Partly cloudy with a slight chance of showers. Breezy. Highs in the upper 70s. Northeast to east winds 15 to 20 mph. Chance of rain 10 percent.

Mostly clear and breezy. Lows in the lower 70s. Highs in the upper 70s.

Mostly clear and breezy. Lows in the lower 70s. Highs in the upper 70s.

Mostly clear and breezy. Lows near 70. Highs in the upper 70s.

Mostly clear and breezy. Lows near 70. Highs in the upper 70s.

Mostly clear with a slight chance of showers. Lows near 70. Highs in the upper 70s.

Mostly clear with a slight chance of showers. Lows near 70. Highs in the upper 70s.

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

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

Clear. Low temperature around 72F. Dew point will be around 63F with an average humidity of 72%. Winds will be 3 mph from the NE.

Sunny. High temperature around 76F. Dew point will be around 64F with an average humidity of 69%. Winds will be 2 mph from the NE.

Clear. Low temperature around 72F. Dew point will be around 64F with an average humidity of 75%. Winds will be 3 mph from the N.

Sunny. High temperature around 75F. Dew point will be around 64F with an average humidity of 72%. Winds will be 4 mph from the N.

Clear. Low temperature around 71F. Dew point will be around 63F with an average humidity of 75%. Winds will be 4 mph from the N.