December Weather in Neptune Beach, United States

Last updated: February 24, 2025

December in Neptune Beach, United States offers a unique blend of mild temperatures and occasional winter chill. With a maximum reaching 27°C (80°F) and a minimum dipping to 0°C (33°F), average daytime temperatures settle around a comfortable 15°C (60°F). Humidity levels hover at a significant 85%, contributing to the cooler feel in the air. The month is marked by 75 mm (2.9 in) of precipitation, spread over 8 days, making these rainy episodes an integral part of the coastal atmosphere. Whether you're braving the elements or enjoying milder days, December captures a distinctive charm unique to this beachside locale.

December Temperature in Neptune Beach

In December, Neptune Beach experiences a refreshing transition as temperatures dip, with minimums around 0°C (33°F) and averages settling at 15°C (60°F). This cooler climate signals the approach of winter, yet it still boasts an inviting maximum of 27°C (80°F), reminiscent of the warmer months. As the year winds down, the temperatures start to reflect a gradual decrease from the autumn highs, creating a serene environment ideal for beach strolls amidst the mild chill. Overall, December encapsulates the essence of a perfect coastal winter, balancing comfort and crispness, making it a lovely time for both locals and visitors to enjoy the charming Neptune Beach.

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

The chart illustrates December temperature patterns in Neptune 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 Neptune Beach generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in Neptune Beach

In December, Neptune Beach experiences a relative dip in precipitation, with a total of 75 mm (2.9 in) recorded over 8 days. This month marks a transition into drier conditions following the wetter summer months, where June and July showcased significant rainfall of 151 mm (5.9 in) and 186 mm (7.3 in), respectively. As fall fades, December's precipitation mirrors the trend of earlier months, showing a notable decrease compared to the peak summer, yet remaining consistent with the autumn figures of 81 mm (3.2 in) in November. These patterns suggest that while Neptune Beach enjoys its warm climate, residents can anticipate periodic, manageable rainfall even as the year closes.

December Precipitation Trends in Neptune Beach

The chart displays monthly precipitation patterns in Neptune 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 Neptune Beach

As December arrives in Neptune Beach, the humidity peaks at 85%, marking the highest level for the year. This rise is part of a broader trend observed throughout the months, with humidity gradually increasing from 72% in April and May, climbing steadily to reach the year's climax in winter. The early months of the year, particularly January's 84% and February's 79%, set a moisture-filled tone, which then fluctuates slightly before trending upward again in the later months. Notably, humidity levels remain high from July through November, averaging around 82%. December’s heightened humidity not only adds to the coastal charm but also signals the transition into the cooler months, enhancing the refreshing coastal atmosphere typical of Neptune Beach this time of year.

December Average Humidity in Neptune Beach

This chart illustrates the average monthly humidity levels in Neptune 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 Neptune Beach

As December rolls into Neptune Beach, the UV Index dips to 5, marking it as a month of moderate sun exposure. This decline follows the extreme levels experienced during the sweltering summer months of May through August, where UV readings consistently peaked at 11, necessitating only 10 minutes of unprotected exposure before a burn. Interestingly, the transition from late fall to winter reveals a gradual decrease; after peaking at 9 in March and settling at 6 in November, December's more moderate index allows for a safer burn time of 30 minutes. As residents and visitors enjoy outdoor activities, understanding these trends is crucial for protecting skin health. For more specific insights, you can reference the detailed Neptune Beach UV Index.

Maximum UV Index Levels in Neptune Beach for December

The chart shows the monthly maximum UV Index (UVI) for Neptune 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: Neptune 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 Neptune Beach

In Neptune Beach, December brings an inviting 231 hours of sunshine, making it a delightful month for outdoor enthusiasts. While not the sunniest month of the year, it still contributes to a remarkable trend of abundant daylight that builds from the 204 hours in January to a peak in May with 332 hours. This gradual increase sets the stage for the warm summer months, displaying a consistent upward trajectory in sunlight that heightens the allure of beach outings. Interestingly, as the year winds down, December’s hours reflect a natural tapering compared to the sun-drenched peak summer months, yet still offer plenty of bright days for residents and visitors alike to revel in the warmth of the sun before the New Year.

Monthly Sunshine Duration in Neptune Beach: December Highlighted

The December sunshine duration represents the total number of hours Neptune 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: Neptune Beach December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Neptune Beach During December

In Neptune Beach, December brings a 47% chance of sunny weather, making it a reasonably bright month compared to the preceding fall, where November boasts a 49% likelihood of clear skies. As we move through the year, the trend reveals a noteworthy dip in sunshine during the summer months, particularly in June and August, with chances plummeting to 19%. Contrastingly, the transition into winter sees a modest recovery, as December holds its own alongside the late autumn months of October and November. Overall, while not the sunniest time of year, December offers a more favorable outlook for those seeking a bit of sunshine amidst the cooler weather.

Percentage of Sunny Days in December in Neptune Beach

The chart illustrates the percentage of sunny days in Neptune 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 Neptune Beach experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec43%42%41%51%49%19%24%19%37%46%49%47%
Data source: Neptune Beach December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Neptune Beach in December

As the year winds down in Neptune Beach, December sees daylight duration holding steady at 10 hours, mirroring the shorter days of January and November. This pattern highlights a distinct seasonal rhythm, where the length of daylight gradually increases from the early months, peaking in June at 14 hours, before gently tapering off again. The transition from vibrant summer days to the more subdued light of winter signifies a natural ebb and flow, creating a cozy atmosphere perfect for indoor gatherings or serene beach walks as the year concludes. Embracing the 10-hour days of December can remind us to cherish the moments of light amidst the longer nights.

Average Daylight Hours in Neptune Beach for December

The chart illustrates the variation in daylight duration in Neptune 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: Neptune Beach daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Neptune Beach

In Neptune Beach during December, the average wind speed settles at 3.3 m/s (7 mph), marking a slight decline from the more active months leading up to winter. This gentle breeze mirrors the trend observed throughout the year, where the wind speeds peak in the spring months of March and May at 4.0 m/s (9 mph) and then gradually taper off as the year progresses. Notably, the calmest months are July and August, with winds dipping to 2.9 m/s (7 mph), before picking up again slightly in the fall. As December rolls in, the winds offer a comfortable respite from summer's heat, making it an ideal time for leisurely beach strolls against a backdrop of winter's approach.

Average December Wind Speed in Neptune Beach

The chart displays monthly wind speed patterns in Neptune 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: Neptune Beach December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Neptune Beach Compares to Other Months

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

In comparing the weather between December and January, we can observe distinct differences. December experiences milder temperatures with a minimum of 0°C (33°F) and an average of 15°C (60°F), whereas January sees slightly cooler conditions with a minimum of -3°C (27°F) and an average of 14°C (57°F). Precipitation is more frequent in December, with 75 mm (2.9 in) falling over 8 days, compared to January's lower total of 42 mm (1.6 in) over just 5 days. Both months share the same maximum temperature of 27°C (80°F), and humidity levels remain high but slightly decrease from 85% in December to 84% in January. For more detailed information about January weather, you can check Neptune Beach weather in January.

In December, the weather showcases a broader range with temperatures ranging from a minimum of 0°C (33°F) to a maximum of 27°C (80°F), leading to an average of 15°C (60°F). This month experiences about 75 mm (2.9 in) of precipitation over 8 days, accompanied by a high humidity level of 85%. In contrast, February offers slightly warmer conditions, with minimum temperatures of 2°C (35°F) and a maximum of 29°C (84°F), resulting in an average temperature of 17°C (62°F). The precipitation in February is slightly lower at 71 mm (2.8 in) over 9 days, with humidity decreasing to 79%. For a more detailed look at February's weather patterns, check out Neptune Beach weather in February.

December and March present distinct weather patterns that highlight the transition from late autumn to early spring. In December, temperatures range from a crisp minimum of 0°C (33°F) to a pleasant 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 8 days, contributing to a high humidity level of 85%. In contrast, March brings slightly warmer temperatures, with a minimum of 2°C (36°F), an average of 18°C (65°F), and a maximum reaching 31°C (89°F). This month enjoys less precipitation at 46 mm (1.8 in) over 6 days and a lower humidity of 78%. For a more detailed comparison of weather conditions, refer to Neptune Beach weather in March.

Comparing December and April, we see a noticeable shift in weather patterns. December experiences cooler temperatures, with averages ranging from a minimum of 0°C (33°F) to a maximum of 27°C (80°F), while April boasts milder conditions, with the thermometer dipping no lower than 8°C (46°F) and reaching up to 32°C (90°F). Precipitation levels are similar in both months, with December receiving 75 mm (2.9 in) over 8 days and April slightly less at 71 mm (2.8 in) over 7 days; however, April enjoys a lower humidity level at 72% compared to December's 85%. This makes April generally feel warmer and more comfortable. For a closer look at April's climate specifics, you can check out Neptune Beach weather in April.

In December, temperatures in Neptune Beach range from a chilly 0°C (33°F) to a warm 27°C (80°F), with an average of 15°C (60°F). The month experiences about 75 mm (2.9 in) of precipitation over 8 days and high humidity at 85%. In contrast, May sees significantly warmer weather, with temperatures ranging from a mild 12°C (55°F) at night to a hot 34°C (94°F) during the day, averaging 24°C (76°F). Precipitation increases slightly to 80 mm (3.1 in) over 9 days, though humidity drops to more comfortable levels at 72%. For a detailed look at conditions, check out Neptune Beach weather in May.

In December, the weather is cooler with temperatures ranging from a minimum of 0°C (33°F) to a maximum of 27°C (80°F), averaging around 15°C (60°F). The month experiences relatively high humidity at 85% and around 75 mm (2.9 in) of precipitation over approximately 8 days. In contrast, June brings warmer temperatures, with a minimum of 18°C (65°F) and a maximum of 34°C (94°F), averaging 26°C (80°F). However, June is also wetter, with 151 mm (5.9 in) of precipitation spread over about 20 days, and humidity slightly lower at 74%. For more detailed insights on June weather, check Neptune Beach weather in June.

December and July present contrasting weather conditions. In December, temperatures range from a chilly 0°C (33°F) at night to a comfortable average of 15°C (60°F), peaking at 27°C (80°F). The month sees about 75 mm (2.9 in) of precipitation over approximately 8 days, coupled with high humidity levels of 85%. In contrast, July is significantly warmer, with nighttime temperatures starting at a much higher minimum of 23°C (73°F) and averaging 27°C (81°F), reaching maximums of 34°C (94°F). It experiences higher precipitation at 186 mm (7.3 in) spread over 23 days, and the humidity is slightly lower at 82%. For those interested in more details, you can check Neptune Beach weather in July.

When comparing December and August weather, December offers a milder temperature range with a minimum of 0°C (33°F) and an average of 15°C (60°F), peaking at 27°C (80°F). The month experiences relatively low precipitation of 75 mm (2.9 in) over just 8 days, along with higher humidity levels averaging 85%. In contrast, August is significantly warmer, with minimum temperatures starting at 23°C (74°F) and averaging around 27°C (82°F), soaring to a maximum of 35°C (96°F). This month sees a much wetter climate, with 162 mm (6.4 in) of rain spread over 24 days, while the humidity is slightly lower at 82%. For more details on the summer season, check out Neptune Beach weather in August.

In comparing the weather between December and September, we see notable differences in temperature and precipitation patterns. December experiences cooler temperatures, with averages around 15°C (60°F) and a maximum of 27°C (80°F), while September is warmer, showcasing a higher average of 27°C (80°F) and daytime highs reaching 34°C (93°F). Precipitation is also more pronounced in September, with 162 mm (6.4 in) over 17 days compared to December's 75 mm (2.9 in) over just 8 days. Despite September's higher rainfall, the humidity levels remain quite similar, with December at 85% and September at 83%. For a more detailed overview, you can refer to Neptune Beach weather in September.

In comparing the weather of December and October, December tends to be cooler with temperatures ranging from a minimum of 0°C (33°F) to a maximum of 27°C (80°F), while October enjoys warmer temperatures, with a minimum of 8°C (47°F) and a maximum of 32°C (90°F). Additionally, December experiences higher humidity levels at 85%, compared to October's 79%. Although December sees less total precipitation (75 mm over 8 days) compared to October's 92 mm over 14 days, it may still feel wetter due to the increased humidity. For more detailed insights into October weather, you can check Neptune Beach weather in October.

In comparing the weather of December and November, we see that December tends to be cooler with an average temperature of 15°C (60°F), compared to November's warmer average of 18°C (65°F). The minimum temperatures in December drop to 0°C (33°F), while November maintains a higher minimum of 3°C (37°F). Both months experience similar levels of precipitation, with December receiving 75 mm (2.9 in) and November slightly more at 81 mm (3.2 in), both spread over 8 days. Humidity remains relatively high in both months, with December at 85% and November at 82%. For more insights on November weather, you can take a look at this link: Neptune Beach weather in November.

Compare Neptune Beach's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Neptune Beach

As December rolls into Neptune Beach, it brings a unique blend of cooler temperatures and increased humidity compared to the warmer months. While daytime highs can still reach a pleasant 27°C (80°F), the evenings offer a refreshing chill with averages dipping down to 15°C (60°F). This month also sees a slight uptick in rainfall, with around 75 mm (2.9 in) spread across eight days, which is notable for this coastal area. The combination of these factors creates a more inviting atmosphere for beachgoers looking to enjoy the quieter, cooler season. For a deeper dive into the weather patterns throughout the year, visit Neptune Beach Climate.