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Harbour Island Weather in December
During December, Harbour Island experiences high daytime temperatures of 26°C (79°F) and cooler nights around 23°C (73°F). Some rainfall is typical during this period.
Rainfall in Harbour Island in December
Typically around 12 days of rainfall are expected, averaging 51 mm (2 in) for the month. The rainfall pattern this month is fairly balanced. Showers tend to be moderate rather than extreme.
Temperature in Harbour Island in December
The excellent temperature in Harbour Island in December makes it a solid month to visit, with 26°C (79°F) during the day and 23°C (73°F) at night. This kind of day-to-night contrast is typical for this time of year. Nights remain mild at 23°C (73°F), making evenings a pleasant time to be outdoors.If you're inclined towards comfortable temperatures and drier conditions, December is a good time to visit Harbour Island.
Harbour Island Temperature in December
Min Temperature
23°C (73°F)
Max Temperature
26°C (79°F)
Chance of Rain
41%
Precipitation
51 mm (2 in)
Rainy days
12 days
Harbour Island Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Harbour Island - and find the best time to visit.
Daily Historical Temperatures
32-year average (1986-2025)
Based on our historical records, temperatures in Harbour Island typically stay consistent throughout December, with daily highs averaging around 26°C (79°F). Nights are warm, with lows around 22°C (72°F).
Average temperatures in December
Historical weather records for Harbour Island in December
Browse day-by-day weather records for Harbour Island spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Harbour Island historical weather extremes in December
According to our 19 years of weather records for Harbour Island, the following extremes were recorded between 2006 and 2025.
- The warmest day in December was on December 14, 2024, with a maximum of 32°C (90°F).
- On December 27, 2010, Harbour Island saw its coldest December day with temperatures maxing out at 17°C (63°F).
- The coldest night in December in Harbour Island was on December 12, 2020, with a minimum of 11°C (52°F).
Best Places in the Bahamas in December
Find out more about the weather in the Bahamas and which places have the best travel conditions in this month. See all of the Bahamas in December →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Harbour Island in December
Warm temperatures in December make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Rain gear is recommended, you can expect wet weather on multiple days.
What To Do in Harbour Island in December
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Cycling8/10 -
Walking8/10 -
Camping8/10 -
Outdoor sports8/10
Harbour Island 3-Day Forecast
More climate data for Harbour Island
See the full Harbour Island climate overview or explore weather in the Bahamas.
Popular in December
Where to go in December - average daytime high across popular destinations.
George Town
26°C (79°F) Alice Town25°C (77°F) Governorʼs Harbour26°C (79°F) Nassau
26°C (79°F) Harbour Island26°C (79°F) Cherokee Sound25°C (77°F) Marsh Harbour25°C (77°F) Freeport25°C (77°F) Bucket list
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