Weather in Key Biscayne, Florida, United States

7-Day Detailed Weather Forecast for Key Biscayne

Today

Temperature: 85°F

Wind Speed: 17 to 22 mph

Wind Direction: SE

Forecast: A slight chance of showers and thunderstorms after 5pm. Sunny, with a high near 85. Southeast wind 17 to 22 mph. Chance of precipitation is 20%.

Tonight

Temperature: 82°F

Wind Speed: 20 mph

Wind Direction: SE

Forecast: A slight chance of showers and thunderstorms between 8pm and 10pm, then a chance of showers and thunderstorms between 10pm and 2am, then a slight chance of showers and thunderstorms between 4am and 5am. Partly cloudy, with a low around 82. Southeast wind around 20 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.

Wednesday

Temperature: 85°F

Wind Speed: 15 to 20 mph

Wind Direction: SE

Forecast: A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 85. Southeast wind 15 to 20 mph. Chance of precipitation is 20%.

Wednesday Night

Temperature: 81°F

Wind Speed: 15 mph

Wind Direction: SE

Forecast: A slight chance of showers and thunderstorms before 8pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 81. Southeast wind around 15 mph, with gusts as high as 18 mph. Chance of precipitation is 50%.

Thursday

Temperature: 84°F

Wind Speed: 14 mph

Wind Direction: SE

Forecast: A chance of rain showers before 11am, then showers and thunderstorms likely. Partly sunny, with a high near 84. Southeast wind around 14 mph. Chance of precipitation is 60%.

Thursday Night

Temperature: 81°F

Wind Speed: 6 to 10 mph

Wind Direction: S

Forecast: Showers and thunderstorms likely before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 81. South wind 6 to 10 mph. Chance of precipitation is 60%.

Friday

Temperature: 85°F

Wind Speed: 6 to 10 mph

Wind Direction: S

Forecast: Showers and thunderstorms likely after 8am. Partly sunny, with a high near 85. South wind 6 to 10 mph. Chance of precipitation is 70%.

Friday Night

Temperature: 80°F

Wind Speed: 7 to 10 mph

Wind Direction: S

Forecast: Showers and thunderstorms likely. Mostly cloudy, with a low around 80. South wind 7 to 10 mph. Chance of precipitation is 70%.

Saturday

Temperature: 84°F

Wind Speed: 6 to 10 mph

Wind Direction: SW

Forecast: Showers and thunderstorms likely. Mostly cloudy, with a high near 84. Southwest wind 6 to 10 mph. Chance of precipitation is 70%.

Saturday Night

Temperature: 81°F

Wind Speed: 10 mph

Wind Direction: S

Forecast: Showers and thunderstorms likely. Mostly cloudy, with a low around 81. Chance of precipitation is 70%.

Sunday

Temperature: 84°F

Wind Speed: 12 mph

Wind Direction: S

Forecast: A chance of showers and thunderstorms before 8am, then showers and thunderstorms likely between 8am and 2pm, then showers and thunderstorms likely. Partly sunny, with a high near 84. Chance of precipitation is 70%.

Sunday Night

Temperature: 81°F

Wind Speed: 9 to 13 mph

Wind Direction: S

Forecast: Showers and thunderstorms likely before 2am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 81. Chance of precipitation is 70%.

Monday

Temperature: 85°F

Wind Speed: 8 to 12 mph

Wind Direction: S

Forecast: Showers and thunderstorms likely. Partly sunny, with a high near 85. Chance of precipitation is 70%.

Monday Night

Temperature: 80°F

Wind Speed: 12 mph

Wind Direction: E

Forecast: Showers and thunderstorms likely. Mostly cloudy, with a low around 80.