December weather forecastBimini, The Bahamas

December
Weather in December
Wrapping up the year, December sees the temperatures dropping from 19°C (66.2°F) to 16°C (60.8°F), marking the winter in Bimini. With only 43mm (1.69") and 7 rainy days throughout the month, December confirms the arrival of the dry season. The sea finishes cooling and settles at a comfortable 25°C (77°F), great for water activities. The island receives the least amount of daylight at 10.6 hours, but still offers ample sun for daily activities. December provides the quintessential Bimini winter, challenging the typical conception of December's frost, ideal for those chasing the sun.Temperature
Bimini commences December with an average high-temperature of a still moderately hot 25°C (77°F), maintaining a close resemblance to the previous month. Bimini's average low-temperature in December is measured at a refreshing 16°C (60.8°F).Rainfall
The month with the least rainfall in Bimini is December, when the rain falls for 7 days and typically collects 43mm (1.69") of precipitation.Sea temperature
In Bimini, in December, the average water temperature is 25°C (77°F).Note: For swimming, diving, or other water activities, temperatures from 25°C (77°F) to 29°C (84.2°F) provide the most enjoyable experience for extended periods without discomfort.
Daylight
December has the shortest days of the year in Bimini, with an average of 10h and 36min of daylight.On the first day of the month, sunrise is at 06:47 and sunset at 17:25. On the last day of December, sunrise is at 07:03 and sunset at 17:37 EST.
Sunshine
January, November and December, with an average of 7h of sunshine, are months with the least sunshine.UV index
With an average maximum UV index of 5, December is the month with the lowest UV index. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for average individuals.Note: A maximum daily UV index of 5 during December morphs into the following directions:
Adopt protective measures - It is advised to guard against sun damage. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Be wary! Reflections from sand and water make UV radiation more intense.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Bimini, The Bahamas
- Average high temperature in December: 25°C
The warmest months (with the highest average high temperature) are July and August (32°C).
The month with the lowest average high temperature is January (24°C).
- Average low temperature in December: 16°C
The month with the highest average low temperature is August (25°C).
The coldest month (with the lowest average low temperature) is January (15°C).
Average rainfall in December
Bimini, The Bahamas
- Average rainfall in December: 43mm
The wettest month (with the highest rainfall) is June (240mm).
The driest month (with the least rainfall) is December (43mm).
Average rainfall days in December
Bimini, The Bahamas
- Average rainfall days in December: 7 days
The month with the highest number of rainy days is August (14 days).
The month with the least rainy days is April (6 days).
Average sea temperature in December
Bimini, The Bahamas
- Average sea temperature in December: 25°C
The best month for swimming (with the highest average sea temperature) is August (30°C).
The coldest month (with the lowest average sea temperature) is February (24°C).
Average daylight in December /
Average sunshine in December
Bimini, The Bahamas
- Average daylight in December: 10h and 36min
The month with the longest days is June (Average daylight: 13h and 42min).
The month with the shortest days is December (Average daylight: 10h and 36min).
- Average sunshine in December: 7h
The months with the most sunshine are April, May and July (Average sunshine: 10h).
The months with the least sunshine are January, November and December (Average sunshine: 7h).
Average UV index in December
Bimini, The Bahamas
- Average UV index in December: 5
The months with the highest UV index are April, May, June, July and August (UV index 11).
The month with the lowest UV index is December (UV index 5).





