Weather in Key Biscayne, United States in August

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Visiting Key Biscayne, United States in August

August is very hot, and sunny but overcast at times with long bright days. August is very rainy with frequent showers and only a few dry days. It is not an optimal time for sunbathing but it is possible on clearer days in Key Biscayne. August is an excellent month for swimming in Key Biscayne with very warm sea temperatures. Consider visiting Key Biscayne in the months of January, March, November, December, for the best beach weather.

Also consider one of our other suggestions for August.

Can you sunbathe in Key Biscayne in August?

Yes, August is not an optimal time for sunbathing but it is possible on clearer days in Key Biscayne. August is very hot with lots of sunshine but some overcast and cloudy skies, still great for sunbathing, and there is very high chance of rain showers.

The average maximum temperature in Key Biscayne in August is 33°C (91°F).

More about August temperature and sunshine.

Can you swim in Key Biscayne in August?

Yes, August is an excellent month for swimming in Key Biscayne with very warm sea temperatures 29°C (84°F).

More about August sea temperatures.

Is August a good time to holiday in Key Biscayne?

Yes, August is a good time for a holiday in Key Biscayne.

August is very hot and sunny but overcast at times with long bright days. It is very rainy with frequent showers and only a few dry days.

It's a pretty rainy month, however on the days with out rain it's perfect for laying on the beach and enjoying the sunshine.

The average maximum temperature in Key Biscayne in August is 33°C (91°F).

More about the August temperatures and sunshine.

How cold is Key Biscayne in August?

The average minimum temperature in Key Biscayne in August is 26°C (78°F). The minimum temperature is 25°C (78°F) in the previous month and 25°C (77°F) in the next month.

More about the August temperatures and sunshine.

How sunny is Key Biscayne in August?

The average day light hours per day in Key Biscayne in August are 13 and there are 8.1 hours of sunshine per day on average during August, making it sunny but overcast at times with long bright days.

More about August sunshine.

Is it warm enough to swim in Key Biscayne in August?

Yes, August is an excellent month for swimming in Key Biscayne with very warm sea temperatures 29°C (84°F).

More about August sea temperatures.

Is Key Biscayne warm in August?

Yes, Key Biscayne is very hot in August.

The average maximum temperature in Key Biscayne in August is 33°C (91°F). The average maximum temperature is 33°C (91°) in the previous month and 32°C (89°F) in the next month.

The average temperature in Key Biscayne in August is 29°C (85°F). The average temperature ranges is 29°C (84°F) in the previous month and 28°C (83°F) in the next month.

More info about the August temperatures and sunshine.

Temperature in Key Biscayne in August

The average maximum temperature in Key Biscayne in August is 33°C (91°F). The average maximum temperature is 33°C (91°F) in the previous month and 32°C (89°F) in the next month.

The average temperature in Key Biscayne in August is 29°C (85°F). The average temperature ranges is 29°C (84°F) in the previous month and 28°C (83°F) in the next month.

The average minimum temperature in Key Biscayne in August is 26°C (78°F). The minimum temperature is 25°C (78°F) in the previous month and 25°C (77°F) in the next month.

Sunshine in Key Biscayne in August

The average day light hours per day in Key Biscayne in August are 13 and there are 8.1 hours of sunshine per day on average during August making it sunny but overcast at times with long bright days

The ultraviolet index in Key Biscayne in August is typically 12.2 during August. An ultraviolet index reading above 11 indicates an extreme risk of harm from unprotected sun exposure. Unprotected skin risks burning in less than 10 minutes. Take all precautions because unprotected skin and eyes can burn in minutes. Tanning will be safest before 10am and after 4pm but only with a good application of sun screen. For those with sensitive skin stay in the shade and 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. Watch out for relections from water that may increase ultraviolet exposure.

Sea Temperature in Key Biscayne in August

The average sea water temperature in Key Biscayne in August is 29°C (84.2°F) which is very warm and ideal for relaxing and swimming for the whole day.

Rainfall in Key Biscayne in August

The average total rainfall in Key Biscayne in August is 28.2cm (11.1inches) and on average there are 22.6 rainy days in August making it a very wet time to visit the beach.

Humidity in Key Biscayne in August

The maximum dew point (an indicator of humidity) in Key Biscayne in August is 25°C (77°F) which is very uncomfortable and fairly oppressive unless you are on a beach. At night you would most likely require airconditioning. The dew point is 24°C (76°F) in the previous month and 24°C (24°F) in the next month.

The average maximum relative humidity in Key Biscayne in August is typically 88%. The maximum relative humidity is 87.2% in the previous month and 89.3% in the next month.

The average relative humidity in Key Biscayne in August is typically 73.2%. The average relative humidity is 72.6% in the previous month and 74.6% in the next month.

Wind Speed in Key Biscayne in August

The average maximum wind speed in Key Biscayne in August is typically 29KM/H (18MPH). The average maximum wind speed is 28KM/H (18MPH) in the previous month and 28KM/H (18MPH) in the next month.

The average wind speed in Key Biscayne in August is typically 10KM/H (6MPH). The average wind speed is 10KM/H (6MPH) in the previous month and 11KM/H (7MPH) in the next month.

The average wind direction in Key Biscayne in August is from the South East.

Monthly Averages

Suggested Beaches in August

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