10-Day Weather Forecast - Marathon, FL

Mostly sunny. Highs in the upper 70s. North to northeast winds 5 to 10 mph decreasing to near 5 mph.

Mostly clear. Lows in the upper 60s. North to northeast winds near 5 mph becoming north.

Mostly sunny. Highs in the upper 70s. North winds near 5 mph.

Mostly clear. Lows in the upper 60s. Highs in the upper 70s.

Mostly clear. Lows in the upper 60s. Highs in the upper 70s.

Mostly clear. Lows in the upper 60s. Highs in the upper 70s.

Mostly clear. Lows in the upper 60s. Highs in the upper 70s.

Mostly clear. Lows in the upper 60s. Highs in the upper 70s.

Mostly sunny with a slight chance of showers. Highs in the mid 70s. Chance of rain 10 percent.

Partly cloudy with a slight chance of showers. Becoming breezy. Lows near 60. Chance of rain 20 percent.

Mostly sunny with a slight chance of showers. Breezy. Highs in the lower 70s. Chance of rain 10 percent.

Mostly clear. Low temperature around 65F. Dew point will be around 56F with an average humidity of 71%. Winds will be 9 mph from the N.

Sunny. High temperature around 71F. Dew point will be around 60F with an average humidity of 74%. Winds will be 12 mph from the NE.

Clear. Low temperature around 68F. Dew point will be around 60F with an average humidity of 74%. Winds will be 12 mph from the NE.

Sunny. High temperature around 73F. Dew point will be around 62F with an average humidity of 73%. Winds will be 11 mph from the NE.

Clear. Low temperature around 70F. Dew point will be around 63F with an average humidity of 76%. Winds will be 12 mph from the E.

Mostly cloudy. High temperature around 75F. Dew point will be around 64F with an average humidity of 73%. Winds will be 10 mph from the E.

Clear. Low temperature around 72F. Dew point will be around 65F with an average humidity of 78%. Winds will be 10 mph from the E.