Last updated: February 24, 2025
Experience the charm of South Beach in December, where the average temperature hovers around a pleasant 21°C (70°F), offering the perfect escape from winter chill. With daytime highs reaching up to 29°C (85°F), visitors can enjoy ample sunshine, while the evenings cool down to a comfortable 8°C (47°F). Although the month brings 54 mm (2.1 in) of rain over approximately 10 days, the 84% humidity adds a tropical flair to the atmosphere. December in South Beach is a blend of vibrant culture, stunning ocean views, and mild weather, making it an ideal destination for relaxation and adventure alike.
In December, South Beach offers a delightful reprieve from the winter chill experienced in many other regions, with temperatures ranging from a mild 8°C (47°F) at night to a pleasant 21°C (70°F) during the day. This month reflects a subtle transition toward cooler weather, as the average temperature dips slightly from the more balmy conditions of November, where temperatures peaked at 29°C (85°F). Despite the seasonal shift, daytime highs can still reach 29°C (85°F), allowing for plenty of outdoor activities and beach enjoyment. The overall trend shows that while December is the onset of winter, South Beach remains a warm and inviting destination, perfect for those seeking sun-soaked escapes amid the festive season.
In December, South Beach experiences a shift in its precipitation patterns, with an average of 54 mm (2.1 in) falling over approximately 10 days. This marks a noticeable decrease compared to the peak months of summer, which see significantly higher totals, such as 194 mm (7.6 in) in August and 175 mm (6.9 in) in July. While the month is wetter than the earlier winter months of January and March, it provides a reprieve from the torrential rains of mid-year, allowing for a balanced transition into the drier winter season. As the year wraps up, December's rainfall contributes to the annual average, emphasizing a pattern where the wetter months lead into a more temperate, albeit still wet, finish to the year in South Beach.
In South Beach, December typically ushers in a slight rise in humidity, reaching 84%, marking it as one of the most humid months of the year. This trend reflects a gradual increase from November's 83%, suggesting a more humid finish to the year. Throughout the months, humidity fluctuates, peaking in the winter months to an average ranging from 83% to 84% and then dipping during the warmer spring months, particularly in May with 65%. The early summer months bring back elevated humidity levels, peaking again in August at 80%. Overall, December's humidity is consistent with a pattern of high moisture that characterizes Florida's coastal climate, making it an essential consideration for both locals and visitors alike.
As December rolls into South Beach, the UV Index dips to 5, placing it in the moderate exposure category, which allows for a more relaxed attitude towards sun protection. With a burn time of 30 minutes, beachgoers enjoy a slight reprieve from the extreme levels typically seen in the summer months, where indices peaked at 12 in July and August. Compared to the year’s earlier months, where the UV levels soared as high as 11 in April and May, December's moderate index signals a transition towards safer sun conditions. While it’s still important to be mindful of sun exposure, especially during the peak hours, this month offers a chance to savor outdoor activities with less urgency. For a month-by-month breakdown of UV conditions, explore the detailed information at South Beach UV Index.
UV Risk Categories
As December rolls into South Beach, the sun continues to shine brightly, offering 270 hours of radiant daylight, a comforting embrace compared to the earlier months of the year. While January starts off with a relatively subdued 208 hours of sunshine, the subsequent months swiftly ramp up, peaking in the vibrant long days of July and August with a remarkable 335 and 331 hours respectively. This upward trend is punctuated by a gradual decline as the year winds down, yet December still provides a healthy dose of sunshine—making it an ideal time to soak in the coastal warmth before winter settles in. The consistent high sun exposure from late spring through the summer ensures that South Beach remains a sun-seeker's paradise, while the December sunshine brings a cozy holiday glow that invites both locals and visitors alike to revel in the beauty of this alluring destination.
In South Beach, the likelihood of sunny weather in December stands at a promising 65%, marking a significant upswing compared to the preceding months. While the earlier part of the year sees fluctuating sun chances, with January at 44% and dipping to a low of 19% in June, December emerges as a standout month for sunshine seekers. This trend of increasing sun likelihood culminates from the typically milder fall months, where November offers a 42% chance before December shines through as the sunniest time of the year. As the holiday season approaches, visitors can expect more sunny days to enjoy the beautiful coastal scenery, making December an enticing choice for those looking to bask in the warmth of South Beach.
In South Beach, the daylight duration follows a rhythmic pattern throughout the year. December, much like January, offers around 10 hours of sunlight a day, marking the return to shorter days as winter sets in. This seasonal shift creates a striking contrast to the sun-drenched days of summer, where the sun graces the skies for a full 13 hours in the peak months of May to August. As the year transitions from the lively spring and summer months into the cooler autumn and winter, daylight gradually diminishes, dropping steadily from 12 hours in March and April to 11 hours in October and November. This cyclical dance of daylight not only influences the rhythms of life in South Beach but also invites residents and visitors to savor those sunlit hours, especially during the mellow days of winter.
As December ushers in cooler temperatures in South Beach, the average wind speed settles at a gentle 3.5 m/s (8 mph), marking one of the lower points of the year. This signifies a notable shift in the seasonal wind patterns, as the warmer months of May and November, which feature stronger breezes averaging 5.0 m/s (11 mph) and 4.7 m/s (11 mph) respectively, give way to a more subdued airflow. Throughout the year, South Beach experiences fluctuating winds, with peak speeds typically occurring in the autumn months, while the summer lulls often feature the quietest gusts. December's breezy calm invites locals and tourists alike to enjoy the scenic waterfront without the harsher winds of earlier months, creating a serene winter backdrop perfect for leisurely strolls along the shore.
The weather in South Beach changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of December's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in South Beach and find detailed weather information for every month.
In December, temperatures in South Beach typically range from a minimum of 8°C (47°F) to a maximum of 29°C (85°F), with an average of 21°C (70°F). This month also sees about 54 mm (2.1 in) of rainfall over approximately 10 days, contributing to a relatively high humidity of around 84%. In contrast, January experiences slightly cooler temperatures, with a minimum of 4°C (40°F) and a similar maximum of 29°C (85°F), resulting in an average temperature of 20°C (68°F). Rainfall decreases to 38 mm (1.5 in) over just 6 days, and humidity remains comparable at 83%. For more detailed information on what to expect during this month, you can visit South Beach weather in January.
In December, the weather exhibits a range of temperatures with a minimum of 8°C (47°F) and an average of 21°C (70°F), peaking at 29°C (85°F). The month experiences an average precipitation of 54 mm (2.1 in) over approximately 10 days, combined with high humidity levels at 84%. In contrast, February sees a slight increase in average temperature, peaking at 28°C (83°F), with a minimum of 8°C (46°F) and an average of 22°C (71°F). Precipitation decreases to 48 mm (1.9 in) across about 9 days, accompanied by reduced humidity at 80%. For more detailed insights, visit South Beach weather in February.
December and March weather exhibits some notable differences. In December, temperatures range from a minimum of 8°C (47°F) to a maximum of 29°C (85°F), with an average of 21°C (70°F). The month experiences about 54 mm (2.1 in) of precipitation over approximately 10 days, accompanied by high humidity levels of 84%. In contrast, March sees slightly warmer conditions, with a minimum temperature of 11°C (53°F) and a maximum of 31°C (88°F), averaging 22°C (72°F). Precipitation drops to 31 mm (1.2 in) across around 5 days, and humidity decreases to 75%. For a more detailed look at March weather in the area, you can visit South Beach weather in March.
December and April exhibit notable weather differences. In December, temperatures range from a minimum of 8°C (47°F) to a maximum of 29°C (85°F), with an average of 21°C (70°F) and relatively high humidity at 84%. Rainfall is moderate, with about 54 mm (2.1 inches) of precipitation over approximately 10 days. In contrast, April sees higher temperatures, with minimums around 15°C (58°F) and maximums reaching 32°C (90°F), averaging 24°C (75°F) and lower humidity at 68%. Precipitation increases slightly to 69 mm (2.7 inches) over 9 days. For more detailed insights into April weather, visit South Beach weather in April.
In December, the weather tends to be milder, with temperatures ranging from a minimum of 8°C (47°F) to a maximum of 29°C (85°F) and an average of 21°C (70°F). The humidity is quite high at 84%, and there is about 54 mm (2.1 in) of rainfall spread over 10 days. In contrast, May brings warmer temperatures, with a minimum of 17°C (64°F) and a maximum of 32°C (90°F), averaging 26°C (78°F). However, it also brings increased precipitation, totaling 125 mm (4.9 in) across 15 days, along with lower humidity at 65%. For more detailed information on weather conditions during this month, check out South Beach weather in May.
December and June present distinctly different weather patterns. In December, temperatures range from a minimum of 8°C (47°F) to a maximum of 29°C (85°F), with an average of around 21°C (70°F). The humidity is high at 84%, and the month experiences 54 mm (2.1 in) of precipitation over about 10 days. In contrast, June is significantly warmer, with temperatures starting at a minimum of 23°C (73°F) and peaking at 32°C (90°F), yielding an average of 27°C (81°F). June also sees much higher rainfall, with 173 mm (6.8 in) spread across 23 days, although the humidity is slightly lower at 73%. For more detailed weather insights, check out South Beach weather in June.
In December, the weather is generally milder, with temperatures ranging from a minimum of 8°C (47°F) to a maximum of 29°C (85°F) and an average of 21°C (70°F). The month sees about 54 mm (2.1 in) of precipitation over approximately 10 days, accompanied by a high humidity level of 84%. In contrast, July experiences warmer temperatures, with a minimum of 24°C (76°F) and a maximum of 33°C (92°F), resulting in an average of 28°C (82°F). However, July is also wetter, with around 175 mm (6.9 in) of rainfall spread across 27 days and a slightly lower humidity of 77%. For those looking to explore the summer heat, check out South Beach weather in July for a detailed overview.
The weather in December is notably cooler and drier compared to August. In December, temperatures range from a minimum of 8°C (47°F) to a maximum of 29°C (85°F), with an average of 21°C (70°F) and only 54 mm (2.1 in) of precipitation spread over about 10 days. In contrast, August is characterized by higher temperatures, with a minimum of 25°C (76°F) and a maximum of 32°C (90°F), averaging around 28°C (83°F). August experiences significantly more rainfall, totaling 194 mm (7.6 in) over 27 days, coupled with a humidity level of 80%. For a more detailed overview of conditions, you can check South Beach weather in August.
When comparing the weather in December and September, notable differences emerge. December enjoys milder temperatures, with a minimum of 8°C (47°F) and an average of 21°C (70°F), making it more comfortable than the sweltering September, which sees minimum temperatures around 24°C (75°F) and averages of 28°C (82°F). September also experiences significantly higher rainfall, totaling 168 mm (6.6 in) over 23 days, compared to December's 54 mm (2.1 in) over just 10 days. Humidity levels are quite similar, hovering around 83% in September and 84% in December, providing a consistently humid atmosphere throughout the latter part of the year. For more detailed information on September's weather, visit South Beach weather in September.
In comparing the weather between October and December, we can see some notable differences. December features a minimum temperature of 8°C (47°F) and an average of 21°C (70°F), while October has a warmer minimum of 13°C (55°F) and an average of 26°C (80°F). October also experiences slightly higher maximum temperatures, peaking at 31°C (88°F) compared to December's 29°C (85°F). Rainfall is more prevalent in October, with 133 mm (5.2 in) over 18 days, contrasting with December's 54 mm (2.1 in) over 10 days. The humidity levels are quite similar, with December at 84% and October at 83%. For more details on the October climate, you can check South Beach weather in October.
In comparing the weather between November and December, we notice a slight increase in minimum temperatures in December, with an average of 21°C (70°F) compared to November's average of 23°C (74°F). Both months have maximum temperatures reaching up to 29°C (85°F), but December sees a decrease in precipitation, with 54 mm (2.1 in) falling over 10 days, compared to November’s 83 mm (3.3 in) over 13 days. Humidity levels remain relatively similar, with December at 84% and November at 83%. Overall, December often presents a slightly drier and warmer climate than November, making it favorable for outdoor activities. For more specific details about November weather, you can refer to South Beach weather in November.
As December rolls into South Beach, the weather takes on a more mild and refreshing character compared to the sultry summer months. With average temperatures hovering around a pleasant 21°C (70°F), it’s an ideal time for visitors seeking to escape the winter chill elsewhere. Although December sees an increase in humidity at 84% and a few rain showers, with about 10 days of precipitation, the overall experience remains enjoyable. The warmth of the days contrasts nicely with cooler nights that can dip to a brisk 8°C (47°F), making it perfect for cozy evenings by the beach. For those who want to delve deeper into what makes December unique in South Beach, check out South Beach Climate.