December Weather in Jacksonville Beach, United States

Last updated: February 24, 2025

December in Jacksonville Beach offers a mild, yet refreshing climate, with average temperatures hovering around 15°C (60°F), peaking at a pleasant 27°C (80°F). While the minimum temperature can dip to a cool 0°C (33°F), the month is characterized by an 85% humidity level that contributes to the feeling of warmth. Visitors should be prepared for some rain, as 75 mm (2.9 in) of precipitation typically falls over about 8 days. This combination of warm days and cool nights makes December an inviting time to enjoy the beach atmosphere, perfect for those looking to escape the winter chill.

December Temperature in Jacksonville Beach

As December rolls into Jacksonville Beach, the temperatures begin to dip, marking the transition into winter with a minimum of 0°C (33°F) and an average of 15°C (60°F). This month sees a maximum reaching up to 27°C (80°F), providing a delightful window for beachgoers who can still enjoy mild, sunny days. Compared to the warmer preceding months, December showcases a notable coolness, with temperatures slowly decreasing as the year draws to a close. However, the pleasantly mild afternoons offer a stark contrast to colder winter climates, making Jacksonville Beach a unique coastal retreat during this transitional period. As the festive season approaches, the beach remains an inviting escape.

December Weather in Jacksonville Beach: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Jacksonville Beach, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec576264697579818180756560
Data source: Temperature data for Jacksonville Beach generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in Jacksonville Beach

In December, Jacksonville Beach experiences a moderate precipitation level of 75 mm (2.9 in) over the course of about 8 rainy days. This marks a slight decrease in rainfall compared to the wetter summer months, reflecting the city's transition into drier winter conditions. Interestingly, December's rainfall is on par with earlier months like November, which received 81 mm (3.2 in), yet the number of rainy days remains stable. This trend highlights a pattern where precipitation becomes less frequent but may still deliver considerable amounts on those days. As the year wraps up, residents can expect a mix of clear skies and occasional rainfall, making for a varied and dynamic winter climate.

December Precipitation Trends in Jacksonville Beach

The chart displays monthly precipitation patterns in Jacksonville Beach, with values for each month alongside December's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how December's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec4271467180151186162162928175
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Jacksonville Beach

In December, Jacksonville Beach experiences one of its highest humidity levels of the year at 85%, marking a notable increase as winter settles in. This uptick reflects a general trend throughout the colder months, where humidity levels hover consistently above 80% from November to January. Interestingly, while the spring months of April and May see a dip in humidity to around 72%, summer brings back higher percentages, peaking again in July and August at 82%. As the year wraps up, December's humidity not only aligns with the atmospheric changes but also emphasizes the coastal climate's consistency, providing a moist backdrop to the festive season.

December Average Humidity in Jacksonville Beach

This chart illustrates the average monthly humidity levels in Jacksonville Beach, with December's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how December's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec84%79%78%73%72%74%82%82%83%79%82%85%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Jacksonville Beach

As December rolls into Jacksonville Beach, residents and visitors can expect a moderate UV Index of 5, making it a relatively safe time for outdoor activities. This signals a trend of decreasing UV radiation as the year comes to a close, following the extreme levels observed in the summer months, where the UV Index peaked at 11. With a burn time of 30 minutes, it’s essential to enjoy the sun while remaining cautious, especially compared to the more hurried 10-minute burn times seen in the height of summer. As winter unveils its mild charm, this is the perfect opportunity to soak up the sun without the intense risk typical of earlier months. For more detailed information, check out the Jacksonville Beach UV Index.

Maximum UV Index Levels in Jacksonville Beach for December

The chart shows the monthly maximum UV Index (UVI) for Jacksonville Beach in December, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec579111111111110865
Data source: Jacksonville Beach December UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

December Sunshine in Jacksonville Beach

In December, Jacksonville Beach basks in 231 hours of sunshine, closing out the year with a warm glow that contrasts with the colder months ahead. As the festive season unfolds, daylight begins to wane compared to the sun-drenched days of summer, yet December still offers plentiful sunlight—more than January's 204 hours. This month’s sunshine is a continuation of a trend observed throughout the year, where sunshine hours peak during the late spring and summer months, with May hitting an impressive 332 hours. As we reflect on the yearly cycle, December's light still offers a beautiful respite, ensuring that even as the year winds down, Jacksonville Beach remains a captivating destination for those seeking to soak up the sun.

Monthly Sunshine Duration in Jacksonville Beach: December Highlighted

The December sunshine duration represents the total number of hours Jacksonville Beach experiences direct sunlight during the month of December, excluding cloudy or obstructed periods. This chart compares the sunshine duration of December with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec204h217h296h302h332h298h327h310h297h288h244h231h
Data source: Jacksonville Beach December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Jacksonville Beach During December

In December, Jacksonville Beach experiences a 47% chance of sunny weather, marking a slight increase from the prior winter months. This trend showcases the region's fluctuating sunshine, with the likelihood of clear skies dipping remarkably in the summer months of June through August, where it plummets to as low as 19%. Fortunately, as the seasons transition, sunshine chances rebound in the fall, peaking at 49% in November. December's weather, while cooler, offers a somewhat optimistic outlook for sun lovers, hinting that if you're planning a visit, you may just enjoy a refreshing blend of sunshine amidst the seasonal chill.

Percentage of Sunny Days in December in Jacksonville Beach

The chart illustrates the percentage of sunny days in Jacksonville Beach throughout the year, with December highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Jacksonville Beach experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec43%42%41%51%49%19%24%19%37%46%49%47%
Data source: Jacksonville Beach December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Jacksonville Beach in December

In Jacksonville Beach, December marks the end of a gradual transition through the year, with daylight lasting approximately 10 hours. As the months progress from the long, sun-drenched days of June—reaching a peak of 14 hours—the daylight begins to wane, steadily decreasing until it stabilizes in November and December. This pattern reveals a clear seasonal rhythm, where the richness of daylight mirrors the changing seasons, inviting residents to savor the outdoor experiences before the return of longer days in February and March. Despite the shorter daylight, December still offers a charming coastal atmosphere, perfect for enjoying the mild winter climate.

Average Daylight Hours in Jacksonville Beach for December

The chart illustrates the variation in daylight duration in Jacksonville Beach throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 25m11h 6m12h12h 55m13h 41m14h 3m13h 51m13h 10m12h 18m11h 23m10h 36m10h 12m
Data source: Jacksonville Beach daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Jacksonville Beach

As December wraps up the year in Jacksonville Beach, it brings a gentle average wind speed of 3.3 m/s (7 mph), providing a calm yet refreshing breeze that complements the holiday season. Leading into winter, the winds have gradually softened since the earlier months, where March and May saw their peaks at 4.0 m/s (9 mph). Interestingly, the trends also reveal a notable dip in wind speed during summer, with July and August experiencing the lowest averages at 2.9 m/s (7 mph). As we transition from the vibrant days of autumn to the cooler chill of December, these fluctuating wind patterns add a unique charm to the coastal atmosphere, inviting residents and visitors alike to embrace the serene beauty of Jacksonville Beach during this time of year.

Average December Wind Speed in Jacksonville Beach

The chart displays monthly wind speed patterns in Jacksonville Beach, with values for each month shown alongside December's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how December's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec3.63.74.03.53.83.42.92.92.73.03.83.3 m/s
Data source: Jacksonville Beach December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Jacksonville Beach Compares to Other Months

The weather in Jacksonville 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 Jacksonville Beach and find detailed weather information for every month.

In December, temperatures in Jacksonville Beach typically range from a minimum of 0°C (33°F) to a maximum of 27°C (80°F), with an average of 15°C (60°F). The month sees about 75 mm (2.9 in) of precipitation over approximately 8 days, making for a relatively humid environment with 85% humidity. In contrast, January experiences cooler weather, with minimum temperatures dropping to -3°C (27°F) and an average of 14°C (57°F), while still reaching a maximum of 27°C (80°F). Precipitation decreases to 42 mm (1.6 in) over just 5 days, accompanied by a slight decrease in humidity to 84%. For more details on January weather, check out Jacksonville Beach weather in January.

In December, the weather features a mild temperature range with minimums around 0°C (33°F) and a pleasant average of 15°C (60°F), peaking at 27°C (80°F). This month also brings a fair amount of humidity, averaging 85%, with approximately 75 mm (2.9 in) of rainfall over 8 days. In contrast, February sees slightly warmer temperatures, with minimums at 2°C (35°F) and an average of 17°C (62°F), reaching up to 29°C (84°F) at its hottest. Precipitation in February is marginally lower at 71 mm (2.8 in) across 9 days, and humidity decreases to an average of 79%. For further details on February conditions, check out Jacksonville Beach weather in February.

In December, Jacksonville Beach experiences cooler temperatures with a minimum of 0°C (33°F) and an average high of 27°C (80°F). The month brings about 75 mm (2.9 in) of precipitation over approximately 8 days, with humidity levels quite high at 85%. In contrast, March offers warmer conditions, featuring a minimum temperature of 2°C (36°F) and an average high of 31°C (89°F). Precipitation decreases to 46 mm (1.8 in) spread over about 6 days, accompanied by a slightly lower humidity of 78%. For additional details on the weather patterns during this month, you can visit Jacksonville Beach weather in March.

In December, the weather tends to be cooler with temperatures ranging from a minimum of 0°C (33°F) to a maximum of 27°C (80°F) and an average of 15°C (60°F). The humidity is higher at 85%, and the month experiences about 75 mm (2.9 in) of precipitation over 8 days. In contrast, April brings a more moderate climate, featuring temperatures from a minimum of 8°C (46°F) to a maximum of 32°C (90°F), with an average of 21°C (70°F). The humidity decreases to 72%, and precipitation slightly drops to 71 mm (2.8 in) over just 7 days. For those seeking specific insights into the weather in April, you can check out Jacksonville Beach weather in April.

December and May present strikingly different weather patterns. In December, temperatures range from a chilly minimum of 0°C (33°F) to a warm maximum of 27°C (80°F), with an average of 15°C (60°F). This month typically sees around 75 mm (2.9 inches) of precipitation over approximately 8 days, coupled with high humidity at 85%. In contrast, May enjoys milder evenings with temperatures starting at a minimum of 12°C (55°F) and soaring to a maximum of 34°C (94°F), with an average temperature of 24°C (76°F). Rainfall slightly increases to 80 mm (3.1 inches) but is distributed over just one more day, while humidity drops to a more comfortable 72%. For a closer look at weather specifics, check out Jacksonville Beach weather in May.

December and June exhibit stark differences in weather conditions. In December, temperatures range from a cool minimum of 0°C (33°F) to a pleasant average of 15°C (60°F) and can peak at 27°C (80°F). The month is characterized by high humidity at 85% and receives about 75 mm (2.9 in) of precipitation over 8 days. In contrast, June is much warmer, with a minimum temperature of 18°C (65°F), an average of 26°C (80°F), and maximums reaching 34°C (94°F). The month is wetter, with precipitation totaling 151 mm (5.9 in) spread across 20 days, but the humidity is slightly lower at 74%. For a closer look at weather specifics, visit Jacksonville Beach weather in June.

When comparing the weather in December and July, it's clear that they offer contrasting climates. December typically experiences cooler temperatures, with averages around 15°C (60°F) and maximums reaching 27°C (80°F), while July is much warmer, with average temperatures at 27°C (81°F) and highs climbing to 34°C (94°F). Additionally, December sees less precipitation, averaging 75 mm (2.9 in) over about 8 days, compared to July's significantly higher rainfall of 186 mm (7.3 in) spread over 23 days. Humidity levels are similar, with December at 85% and July slightly lower at 82%. For those interested in specific conditions during July, visit Jacksonville Beach weather in July.

December and August present striking contrasts in weather. In December, temperatures range from a minimum of 0°C (33°F) to an average of 15°C (60°F), with a maximum reaching 27°C (80°F). The month experiences approximately 75 mm (2.9 in) of precipitation over about 8 days, accompanied by high humidity levels around 85%. In contrast, August features much warmer conditions, with temperatures starting at a minimum of 23°C (74°F) and soaring to an average of 27°C (82°F), peaking at 35°C (96°F). Rainfall significantly increases to 162 mm (6.4 in) spread over 24 days, coupled with a slightly lower humidity of 82%. For those interested in details specific to the summer, Jacksonville Beach weather in August provides further insights.

In December, Jacksonville Beach experiences a cooler climate with temperatures ranging from a minimum of 0°C (33°F) to a maximum of 27°C (80°F) and an average of 15°C (60°F). The month sees about 75 mm (2.9 in) of precipitation over 8 days, with a relatively high humidity of 85%. In contrast, September boasts significantly warmer weather, with temperatures starting at a minimum of 18°C (65°F) and peaking at 34°C (93°F), averaging around 27°C (80°F). This month is also much wetter, receiving 162 mm (6.4 in) of rain across 17 days, coupled with a slightly lower humidity of 83%. For more detailed information, you can check out the Jacksonville Beach weather in September.

In comparing the weather of December and October, we see notable differences in temperature and precipitation patterns. December exhibits a minimum temperature of 0°C (33°F) and an average of 15°C (60°F), with a maximum reaching 27°C (80°F), while October boasts a milder minimum of 8°C (47°F), an average of 24°C (76°F), and a high of 32°C (90°F). Additionally, December experiences about 75 mm (2.9 in) of precipitation over 8 days, in contrast to October, which sees higher rainfall at 92 mm (3.6 in) across 14 days. The humidity is higher in December at 85%, compared to October's 79%. For more detailed insights on October's climate patterns, you can refer to Jacksonville Beach weather in October.

In comparing the weather of December and November, December tends to be cooler overall, with average temperatures dropping from 18°C (65°F) in November to 15°C (60°F). The maximum temperatures in December also show a reduction, peaking at 27°C (80°F) compared to November’s 31°C (89°F). Despite a slightly lower amount of precipitation in December, with 75 mm (2.9 in) compared to November’s 81 mm (3.2 in), both months experience a similar number of rainy days, at 8. Humidity levels are relatively high in both months, increasing slightly from 82% in November to 85% in December. For more detailed information, you can check Jacksonville Beach weather in November.

Compare Jacksonville Beach's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Jacksonville Beach

As December settles over Jacksonville Beach, it brings a noticeable change in weather compared to other months. With an average temperature of around 15°C (60°F), the days are pleasantly mild, although a brisk chill can sometimes linger in the early mornings and evenings. The increased humidity at 85% makes the air feel crisp, and while precipitation is less frequent, residents can expect about eight rainy days throughout the month, contributing to a total 75 mm of rainfall. This combination of milder temperatures and occasional showers offers a refreshing contrast to the sweltering heat of summer, making December a unique time to enjoy the beautiful coastal scenery. For a more detailed overview of the seasonal changes, explore the full Jacksonville Beach Climate guide.