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23°
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24°
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24°
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23°
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28°
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29°
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29°
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29°
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27°
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27°
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25°
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December is one of the best months to visit Key Biscayne for the best beach weather. It has the most sunshine and best sunbathing and swimming conditions of the year.
December is hot, and sunny but overcast at times with many bright days. December is predominantly dry but a bit rainy with occasional light showers, though there are many days with out any rain. Also consider visiting Key Biscayne in one of the other best months of January, March, November, for the best beach weather.
Also consider one of our other suggestions for December.
Yes, December is a good time for sunbathing in Key Biscayne. December is hot with lots of sunshine but some overcast and cloudy skies, still great for sunbathing, and there is some chance of rain showers.
The average maximum temperature in Key Biscayne in December is 26°C (78°F).
More about December temperature and sunshine.
Yes, December is a good month for swimming in Key Biscayne with warm sea temperatures 25°C (77°F).
More about December sea temperatures.
Yes, December is a great time for a holiday in Key Biscayne.
December is hot and sunny but overcast at times with many bright days. It is predominantly dry but a bit rainy with occasional light showers, though there are many days with out any rain.
It's perfect for laying on the beach and enjoying the sunshine.
The average maximum temperature in Key Biscayne in December is 26°C (78°F).
More about the December temperatures and sunshine.
The average minimum temperature in Key Biscayne in December is 18°C (64°F). The minimum temperature is 20°C (67°F) in the previous month and 16°C (61°F) in the next month.
More about the December temperatures and sunshine.
The average day light hours per day in Key Biscayne in December are 10.5 and there are 7.1 hours of sunshine per day on average during December, making it sunny but overcast at times with many bright days.
More about December sunshine.
Yes, December is a good month for swimming in Key Biscayne with warm sea temperatures 25°C (77°F).
More about December sea temperatures.
Yes, Key Biscayne is hot in December.
The average maximum temperature in Key Biscayne in December is 26°C (78°F). The average maximum temperature is 27°C (81°) in the previous month and 25°C (76°F) in the next month.
The average temperature in Key Biscayne in December is 22°C (72°F). The average temperature ranges is 24°C (74°F) in the previous month and 21°C (69°F) in the next month.
More info about the December temperatures and sunshine.
The average maximum temperature in Key Biscayne in December is 26°C (78°F). The average maximum temperature is 27°C (81°F) in the previous month and 25°C (76°F) in the next month.
The average temperature in Key Biscayne in December is 22°C (72°F). The average temperature ranges is 24°C (74°F) in the previous month and 21°C (69°F) in the next month.
The average minimum temperature in Key Biscayne in December is 18°C (64°F). The minimum temperature is 20°C (67°F) in the previous month and 16°C (61°F) in the next month.
The average day light hours per day in Key Biscayne in December are 10.5 and there are 7.1 hours of sunshine per day on average during December making it sunny but overcast at times with many bright days
The ultraviolet index in Key Biscayne in December is typically 5.3 during December. An ultraviolet index reading of 3 to 5 indicates there is a moderate risk of harm from unprotected sun exposure. Keep out of the sun during the strongest hours around midday when unprotected skin risks burning in less than 30 minutes. For the sensitive wear protective clothing, a wide-brimmed hat, and UV-blocking sunglasses. Generously apply broad spectrum SPF 30+ sunscreen every 2 hours, even on cloudy days, and after swimming or sweating. Tanning for hours is possible with the right application of sun cream. Watch out for relections from water that may increase ultraviolet exposure.
The average sea water temperature in Key Biscayne in December is 24.8°C (76.6°F) which is warm and pleasant for relaxing and swimming for long periods.
The average total rainfall in Key Biscayne in December is 4.7cm (1.9inches) and on average there are 9.2 rainy days in December making it a quite rainy time to visit the beach.
The maximum dew point (an indicator of humidity) in Key Biscayne in December is 18°C (65°F) which is somewhat uncomfortable for most people in cities but fine on a beach. The dew point is 19°C (66°F) in the previous month and 17°C (17°F) in the next month.
The average maximum relative humidity in Key Biscayne in December is typically 87.1%. The maximum relative humidity is 84.3% in the previous month and 86.3% in the next month.
The average relative humidity in Key Biscayne in December is typically 71%. The average relative humidity is 68.7% in the previous month and 69.6% in the next month.
The average maximum wind speed in Key Biscayne in December is typically 26KM/H (16MPH). The average maximum wind speed is 26KM/H (16MPH) in the previous month and 26KM/H (16MPH) in the next month.
The average wind speed in Key Biscayne in December is typically 12KM/H (8MPH). The average wind speed is 13KM/H (8MPH) in the previous month and 12KM/H (8MPH) in the next month.
The average wind direction in Key Biscayne in December is from the East-Northeast.
