10-Day Weather Forecast - Duck Key, FL

Mostly sunny. Highs in the upper 60s. North to northeast winds near 5 mph becoming light and variable.

Mostly clear. Lows in the lower 60s. Light and variable winds.

Mostly sunny. Highs in the lower to mid 70s. Light and variable winds becoming southwest near 5 mph in the afternoon.

Mostly clear with a slight chance of showers. Lows in the mid to upper 60s. Highs in the mid 70s. Chance of rain 10 percent.

Mostly clear with a slight chance of showers. Lows in the mid to upper 60s. Highs in the mid 70s. Chance of rain 10 percent.

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

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

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

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

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

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

Mostly clear. Low temperature around 72F. Dew point will be around 67F with an average humidity of 83%. Winds will be 9 mph from the E.

Sunny. High temperature around 76F. Dew point will be around 69F with an average humidity of 83%. Winds will be 10 mph from the E.

Clear. Low temperature around 73F. Dew point will be around 69F with an average humidity of 85%. Winds will be 11 mph from the E.

Sunny. High temperature around 76F. Dew point will be around 70F with an average humidity of 86%. Winds will be 12 mph from the E.

Clear. Low temperature around 74F. Dew point will be around 70F with an average humidity of 87%. Winds will be 13 mph from the E.

Sunny. High temperature around 77F. Dew point will be around 71F with an average humidity of 87%. Winds will be 12 mph from the E.

Clear. Low temperature around 74F. Dew point will be around 71F with an average humidity of 89%. Winds will be 12 mph from the E.