Weather in Key Biscayne, United States in January

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Visiting Key Biscayne, United States in January

January 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.

January has average maximum temperatures of 25°C (76°F) which is nice and warm and makes sunbathing pleasant on clear days. The sunshine percentage is 73% making it sunny and pleasant most of the time. The hours of sunshine per day are 7.8hrs making the days quite long and bright. January has total rainfall of 3.4cm (1.3inches) making it predominantly dry with occasional light showers on very few days. There are just 7.8 days with some rainfall so you can still enjoy the beach on the majority of rain free clear days. Sea temperatures are a warm 23°C (74°F). January is a good month for swimming in Key Biscayne with comfortable temperatures for most people.

Also consider visiting Key Biscayne in one of the other best months of March, November, December, for the best beach weather.

Also consider one of our other suggestions for January.

Can you sunbathe in Key Biscayne in January?

Yes, January is a great time for sunbathing in Key Biscayne.

January has average maximum temperatures of 25°C (76°F) which is nice and warm and makes sunbathing pleasant on clear days. The sunshine percentage is 73% making it sunny and pleasant most of the time. The hours of sunshine per day are 7.8hrs making the days quite long and bright. January has total rainfall of 3.4cm (1.3inches) making it predominantly dry with occasional light showers on very few days. There are just 7.8 days with some rainfall so you can still enjoy the beach on the majority of rain free clear days.

More about January temperature and sunshine.

Can you swim in Key Biscayne in January?

Yes, January is a good month for swimming in Key Biscayne with warm sea temperatures 23°C (74°F).

More about January sea temperatures.

Is January a good time to holiday in Key Biscayne?

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

January has average maximum temperatures of 25°C (76°F) which is nice and warm and makes sunbathing pleasant on clear days. The sunshine percentage is 73% making it sunny and pleasant most of the time. The hours of sunshine per day are 7.8hrs making the days quite long and bright. January has total rainfall of 3.4cm (1.3inches) making it predominantly dry with occasional light showers on very few days. There are just 7.8 days with some rainfall so you can still enjoy the beach on the majority of rain free clear days. Sea temperatures are a warm 23°C (74°F). January is a good month for swimming in Key Biscayne with comfortable temperatures for most people.

More about the January temperatures and sunshine.

Is Key Biscayne warm in January?

Yes, Key Biscayne is nice and warm and makes sunbathing pleasant on clear days in January.

The average maximum temperature in Key Biscayne in January is 25°C (76°F). The average maximum temperature is 26°C (78°) in the previous month and 26°C (78°F) in the next month.

The average temperature in Key Biscayne in January is 21°C (69°F). The average temperature is 22°C (72°F) in the previous month and 21°C (71°F) in the next month.

More info about the January temperatures and sunshine.

How sunny is Key Biscayne in January?

The average day light hours per day in Key Biscayne in January are 10.7. The sunshine percentage is 73% making it sunny and pleasant most of the time. The hours of sunshine per day are 7.8hrs making the days quite long and bright.

More about January sunshine.

Temperature in Key Biscayne in January

The average maximum temperature in Key Biscayne in January is 25°C (76°F). The average maximum temperature is 26°C (78°F) in the previous month and 26°C (78°F) in the next month.

The average temperature in Key Biscayne in January is 21°C (69°F). The average temperature is 22°C (72°F) in the previous month and 21°C (71°F) in the next month.

The average minimum temperature in Key Biscayne in January is 16°C (61°F). The minimum temperature is 18°C (64°F) in the previous month and 17°C (63°F) in the next month.

Sunshine in Key Biscayne in January

During January the average day light hours are 10.7 per day in Key Biscayne. The sunshine percentage is 73% making it sunny and pleasant most of the time. The hours of sunshine per day are 7.8hrs making the days quite long and bright.

The ultraviolet index in Key Biscayne in January is typically 6 during January. An ultraviolet index reading of 6 to 7 indicates a high risk of harm from unprotected sun exposure. Unprotected skin risks burning in less than 20 minutes. Protection against skin and eye damage is needed. Tanning will be safest before 10am and after 4pm. 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 January

The average sea water temperature in Key Biscayne in January is 23.3°C (73.9°F) which is warm and pleasant for relaxing and swimming for long periods.

Rainfall in Key Biscayne in January

The average total rainfall in Key Biscayne in January is 3.4cm (1.3inches) and on average there are 7.8 rainy days in January making it a quite rainy time to visit the beach.

Humidity in Key Biscayne in January

The maximum dew point (an indicator of humidity) in Key Biscayne in January is 17°C (62°F) which is OK for most but slightly uncomfortable for some. The dew point is 18°C (65°F) in the previous month and 18°C (18°F) in the next month.

The average maximum relative humidity in Key Biscayne in January is typically 86.3%. The maximum relative humidity is 87.1% in the previous month and 87.3% in the next month.

The average relative humidity in Key Biscayne in January is typically 69.6%. The average relative humidity is 71% in the previous month and 69.9% in the next month.

Wind Speed in Key Biscayne in January

The average maximum wind speed in Key Biscayne in January is typically 26KM/H (16MPH). The average maximum wind speed is 26KM/H (16MPH) in the previous month and 27KM/H (17MPH) in the next month.

The average wind speed in Key Biscayne in January is typically 12KM/H (8MPH). The average wind speed is 12KM/H (8MPH) in the previous month and 12KM/H (8MPH) in the next month.

The average wind direction in Key Biscayne in January is from the East-Northeast.

Monthly Averages

Suggested Beaches in January

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Beaches recommended for you today, this weekend, in the next 2 weeks or in any month of the year.

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Need Inspiration?

Beaches recommended for you today, this weekend, in the next 2 weeks or in any month of the year.