December Weather in Naples, United States

Last updated: February 24, 2025

In December, Naples, United States, experiences a mild tropical climate characterized by an average temperature of 20°C (69°F). During this month, temperatures peak at a pleasant 28°C (83°F), while nighttime brings a cooler minimum of 8°C (46°F). Despite the generally favorable weather, residents can expect some rainfall, with an average precipitation of 43 mm (1.7 in) occurring over five days. The humidity levels remain relatively high at 84%, adding a touch of tropical warmth to the air. Overall, December in Naples offers a delightful mix of warmth and slight humidity, inviting both locals and visitors to enjoy the outdoors.

December Temperature in Naples

In Naples, United States, December ushers in a delightful transition as temperatures begin to cool, with minimums dropping to 8°C (46°F) while the average temperature holds steady at 20°C (69°F). This month highlights a pleasant climate, offering warmth during the day with a maximum of 28°C (83°F), making it a beautiful time for both outdoor activities and leisurely strolls along the beach. Compared to the preceding months, December showcases a gradual decline in nighttime lows, suggesting a cozy retreat from the mugginess of summer while still retaining the sun's embrace during the day. As the year concludes, Naples provides a charming blend of mild temperatures that enrich the winter experience.

December Weather in Naples: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Naples, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec667071767981828282807369
Data source: Temperature data for Naples 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 Naples

In December, Naples experiences a transitional phase in its precipitation patterns, receiving an average of 43 mm (1.7 in) of rainfall over 5 days. This marks a noticeable decrease from the wetter summer months, where July and August dominate with over 200 mm of rain each. The weather is relatively mild, as December’s rainfall aligns closely with that of April and November, suggesting a tapering off from the intense rainy season. While winter brings a welcome reduction in precipitation, the steady yet moderate rainfall helps maintain the region's lush landscape, setting the stage for the sunny days that follow in Florida's winter climate.

December Precipitation Trends in Naples

The chart displays monthly precipitation patterns in Naples, 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.
JanFebMarAprMayJunJulAugSepOctNovDec32342543135191209221181895043
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Naples

As December rolls into Naples, the humidity reaches a peak of 84%, marking a slight uptick from the 83% levels seen in the preceding months. Throughout the year, a noticeable trend emerges: humidity tends to remain fairly high, with averages hovering between 75% and 84% from March through December. The highest readings occur during the cooler winter months of December and January, contrasting with the summer's somewhat lower levels in May (65%) and April (68%), which brings a brief respite. Overall, December's humidity captures the essence of Naples's subtropical climate, creating an atmosphere that’s both inviting and slightly humid, perfect for those looking to escape the harsh winter chill elsewhere.

December Average Humidity in Naples

This chart illustrates the average monthly humidity levels in Naples, 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.
JanFebMarAprMayJunJulAugSepOctNovDec83%80%75%68%65%73%77%80%83%83%83%84%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Naples

In December, Naples experiences a UV Index of 6, categorizing the exposure as high with a burn time of 25 minutes. This marks a decrease from the more intense summer months, when the index peaks at 12, indicating extreme exposure levels. As the year winds down, the UV Index trends downwards, transitioning from very high readings in the preceding months of October and November, to a more moderate level in December. Despite the reduced intensity of the sun, it remains crucial for residents and visitors to remain vigilant, as skin can still be affected within this range. For more detailed information, visit Naples UV Index.

Maximum UV Index Levels in Naples for December

The chart shows the monthly maximum UV Index (UVI) for Naples 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.
JanFebMarAprMayJunJulAugSepOctNovDec69101212121212111076
Data source: Naples 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 Naples

December in Naples, United States, brings a delightful transition into the winter months, boasting an impressive 288 hours of sunshine. This is a notable increase from November's 277 hours, setting a warm tone as the year wraps up. While the sunniest months of the year are undeniably July and August, December's hours reflect a consistent trend of abundant sunlight as the year progresses towards the cooler seasons. In comparison to earlier winter months, December stands out with a more generous dose of sunshine, making it an inviting time for both residents and visitors alike to indulge in outdoor activities and soak in the pleasant climate.

Monthly Sunshine Duration in Naples: December Highlighted

The December sunshine duration represents the total number of hours Naples 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.
JanFebMarAprMayJunJulAugSepOctNovDec223h275h326h326h324h299h330h324h308h301h277h288h
Data source: Naples December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Naples During December

In Naples, United States, December stands out with a notable 64% chance of sunny weather, making it one of the sunniest months of the year. This trend showcases a significant shift from the more subdued summer months, which see much lower probabilities of sunshine, dipping to 18-21% in June, July, and August. As we approach the winter, the likelihood of bright days increases, culminating in a robust December, which rivals earlier spring months like April, at 64% as well. This consistent uptick in sunshine during December hints at an enticing opportunity for outdoor activities, making it an excellent time for residents and visitors alike to bask in the delightful Florida sun.

Percentage of Sunny Days in December in Naples

The chart illustrates the percentage of sunny days in Naples 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 Naples experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec44%62%58%64%53%19%21%18%34%48%52%64%
Data source: Naples December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Naples in December

In December, Naples, United States, experiences a return to shorter days, with only 10 hours of daylight. This marks a continuation of the gradual decline that begins after the summer months, where daylight peaks at 13 hours from June through August. Notably, January also shares this 10-hour daylight pattern, creating a sense of consistency as the year wraps up. The transition from the longer days of spring and summer down to the shorter winter months emphasizes the seasonal rhythm, with daylight gradually increasing again in February, signaling the approaching spring. This cyclical change not only defines the climate but also influences the lifestyle and activities of Naples residents.

Average Daylight Hours in Naples for December

The chart illustrates the variation in daylight duration in Naples throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 41m11h 16m12h 1m12h 47m13h 25m13h 44m13h 34m13h12h 15m11h 30m10h 50m10h 30m
Data source: Naples daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Naples

As December settles in Naples, the average wind speed gently decreases to 2.8 m/s (6 mph), reflecting a seasonal shift toward more tranquil conditions. This month's breeziness is notably milder compared to the brisk winds seen in earlier months, particularly in February and March, which both boast speeds of 4.2 m/s (9 mph). Following the peak months of early spring, a gradual decline is observed, highlighting a calmness that envelopes the city as winter approaches. November's winds average at 3.8 m/s (8 mph), setting the stage for December’s lull. Embracing this serene atmosphere, locals and visitors alike can enjoy Naples’ coastal beauty, undisturbed by the stronger gusts typical of prior months.

Average December Wind Speed in Naples

The chart displays monthly wind speed patterns in Naples, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.54.24.03.94.03.32.83.02.43.43.82.8 m/s
Data source: Naples December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Naples Compares to Other Months

The weather in Naples 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 Naples and find detailed weather information for every month.

In December, temperatures in Naples are generally warmer, with a minimum of 8°C (46°F) and an average of 20°C (69°F), compared to January's cooler minimum of 4°C (39°F) and an average of 19°C (66°F). Both months experience similar maximum temperatures, reaching up to 28°C (83°F) in December and 28°C (82°F) in January. December also sees slightly more rainfall, with 43 mm (1.7 in) over 5 days, while January carries a lower precipitation total of 32 mm (1.3 in) across just 4 days. Humidity remains quite consistent between the two months, at 84% in December and 83% in January. For more details, you can check this link: Naples weather in January.

In December, the weather typically ranges from a minimum of 8°C (46°F) to a maximum of 28°C (83°F), with an average temperature of 20°C (69°F). This month experiences about 43 mm (1.7 in) of precipitation over approximately 5 days, alongside relatively high humidity at 84%. In contrast, February sees slightly cooler temperatures, with a minimum of 6°C (43°F) and a maximum of 29°C (84°F), while the average temperature remains close at 21°C (70°F). Precipitation decreases to 34 mm (1.3 in) over about 3 days, and humidity is a bit lower at 80%. For more details on February weather, check out Naples weather in February.

In December, the weather is generally warm with temperatures ranging from a minimum of 8°C (46°F) to a maximum of 28°C (83°F) and an average of 20°C (69°F). During this month, precipitation is somewhat frequent, with around 43 mm (1.7 in) falling over approximately 5 days, and humidity levels are relatively high at 84%. In contrast, March offers slightly warmer temperatures, with a minimum of 9°C (48°F), an average of 22°C (71°F), and a maximum of 30°C (86°F). Precipitation in March is much lower, at just 25 mm (1.0 in) over only 1 day, and humidity drops to a more comfortable 75%. For more detailed insights into what to expect during March, you can check out Naples weather in March.

The weather in December and April showcases distinct differences, particularly in temperature and humidity. December experiences milder temperatures, with a minimum of 8°C (46°F) and a maximum of 28°C (83°F), while April boasts warmer conditions, ranging from a minimum of 13°C (56°F) to a maximum of 32°C (89°F). Despite both months receiving the same amount of precipitation at 43 mm (1.7 in), December sees rain on about five days compared to April's eight days of rainfall. Additionally, December's humidity is notably higher at 84%, while April's humidity is a more comfortable 68%. For more specific details about April's weather, you can check Naples weather in April.

December and May present quite distinct weather patterns. In December, the temperatures range from a mild minimum of 8°C (46°F) to a maximum of 28°C (83°F), with an average of around 20°C (69°F). This month experiences relatively low rainfall, averaging 43 mm (1.7 in) spread over about 5 days, along with a high humidity level of 84%. In contrast, May heats up with temperatures starting at a minimum of 18°C (65°F) and rising to a maximum of 33°C (91°F), averaging 26°C (79°F). May is also much wetter, with total precipitation reaching 135 mm (5.3 in) across approximately 12 days, but humidity dips to a more comfortable 65%. For more detailed insights on the weather during this month, check out Naples weather in May.

December and June present stark contrasts in weather patterns. December typically enjoys moderate temperatures, with a minimum of 8°C (46°F) and an average of 20°C (69°F), peaking at around 28°C (83°F). It sees relatively low precipitation, averaging just 43 mm (1.7 in) over about 5 days, accompanied by high humidity at 84%. In contrast, June boasts much warmer temperatures, with a minimum of 23°C (73°F), an average of 27°C (82°F), and a maximum that can reach 34°C (93°F). However, June is significantly wetter, with 191 mm (7.5 in) of rain spread over approximately 22 days, and a more comfortable humidity level of 73%. For a detailed look at the weather specifics, check out Naples weather in June.

December in Naples, Florida, offers milder temperatures, with a minimum of 8°C (46°F) and an average high of 28°C (83°F), accompanied by relatively low humidity at 84%. This month sees only about 43 mm (1.7 in) of precipitation over roughly 5 days, making it a pleasant time for outdoor activities. In contrast, July brings warmer temperatures, with a minimum of 23°C (74°F) and an average high of 33°C (91°F). However, it comes with significantly higher rainfall, totaling 209 mm (8.2 in) over approximately 26 days, alongside a lower humidity level of 77%. For more details on what to expect, check out Naples weather in July.

When comparing the weather in December and August, notable differences emerge in temperature and precipitation patterns. December experiences milder conditions, with temperatures ranging from a minimum of 8°C (46°F) to a maximum of 28°C (83°F) and an average of 20°C (69°F). The month sees relatively low rainfall, with only 43 mm (1.7 in) falling over about 5 days and a humidity level of 84%. In contrast, August is significantly warmer, with temperatures ranging from a minimum of 24°C (76°F) to a maximum of 33°C (92°F), averaging 28°C (83°F). This month is also much wetter, with 221 mm (8.7 in) of precipitation spread over 26 days, accompanied by a slightly lower humidity level of 80%. For more detailed insights, check out Naples weather in August.

In December, the weather is generally cooler, with temperatures ranging from a minimum of 8°C (46°F) to a maximum of 28°C (83°F) and an average of 20°C (69°F). The month typically experiences about 43 mm (1.7 in) of precipitation over 5 days, with humidity levels at 84%. In contrast, September is markedly warmer, with temperatures swinging from a minimum of 23°C (73°F) to a scorching maximum of 34°C (94°F), averaging around 28°C (82°F). September also sees significantly higher precipitation, totaling 181 mm (7.1 in) over 21 days, while the humidity remains comparable at 83%. For more details on the weather in September, visit Naples weather in September.

In comparing the weather of December and October, December experiences milder temperatures, with a minimum of 8°C (46°F) and a maximum of 28°C (83°F), averaging around 20°C (69°F). In contrast, October typically features warmer conditions, exhibiting a minimum of 14°C (57°F) and a maximum of 33°C (91°F), with an average of 26°C (80°F). Precipitation is another notable difference; December sees 43 mm (1.7 in) of rainfall over 5 days, while October is wetter, with 89 mm (3.5 in) spread across 14 days. Humidity levels remain fairly consistent, with December at 84% and October at 83%. For a more detailed look at October weather patterns, you can check Naples weather in October.

When comparing the weather in December to that of November, we observe a slight drop in temperatures. December sees minimum temperatures of 8°C (46°F) and a maximum of 28°C (83°F), contrasted with November's milder range of 10°C (50°F) to 32°C (90°F). Average temperatures in December are also lower at 20°C (69°F) compared to November's 23°C (73°F). Precipitation levels decrease slightly from 50 mm (2.0 in) over 7 days in November to 43 mm (1.7 in) over just 5 days in December, while humidity remains relatively high in both months, with December at 84% and November at 83%. For more details about November weather, you can check Naples weather in November.

Compare Naples's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Naples

As December unfolds in Naples, visitors can expect milder temperatures compared to the sweltering heat of the summer months, with comfortable averages around 20°C (69°F). While the month enjoys a few sunny days, it also brings a touch of humidity at 84%, and light rains occur on about five days, resulting in a total precipitation of 43 mm. This seasonal shift provides an inviting atmosphere, making it an ideal time to explore the area's natural beauty and cultural offerings. To learn more about what to expect throughout the year, visit Naples Climate.