December Weather in Charlotte Amalie, Virgin Islands (U.S.)

Last updated: August 28, 2025

December in Charlotte Amalie, U.S. Virgin Islands offers a delightful tropical climate, perfect for winter getaways. With a maximum temperature reaching 28°C (83°F) and an average of 26°C (79°F), visitors can expect warm, sunny days ideal for outdoor activities. Nighttime temperatures dip to a comfortable minimum of 24°C (75°F), providing a pleasant atmosphere for evening strolls. Although December sees approximately 50 mm (2.0 in) of precipitation over 16 days, the frequent showers are often brief, giving way to bright sunshine and lush landscapes. The humidity level sits at a balmy 76%, enhancing the tropical feel while creating an inviting environment for those looking to escape colder climates.

December Temperature in Charlotte Amalie

In December, Charlotte Amalie in the U.S. Virgin Islands offers a delightful escape from the winter chill, with temperatures maintaining a lush tropical vibe. The month begins with a minimum temperature of 24°C (75°F), rising to an average of 26°C (79°F) and peaking at 28°C (83°F). This gentle warmth is consistent with the overall pattern observed throughout the year, where temperatures remain pleasantly stable, typically ranging from 22°C to 29°C (72°F to 85°F). December stands out with its comforting warmth and marks a smooth transition into the new year, inviting travelers to bask in the sun-soaked beauty of the islands. With mild evenings and balmy days, it’s the perfect time to explore or simply relax by the beach.

December Weather in Charlotte Amalie: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Charlotte Amalie, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Charlotte Amalie, December typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec777777787981818282818079
Data source: Temperature data for Charlotte Amalie 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 Charlotte Amalie

As December rolls into Charlotte Amalie, Virgin Islands, the island experiences a notable decline in precipitation, with an average of 50 mm (2.0 in) over 16 days of rainfall. This shift marks a significant reduction compared to the peak rainy months of September and October, where precipitation levels soar to 161 mm (6.3 in) and 133 mm (5.2 in), respectively. Following a trend of gradually increasing rainfall from the dry spell in January through to the summer months, December's rainfall offers a brief respite before the upcoming dry season. Tourists can expect a mix of sun and showers, making it an ideal time for exploration amidst the lush, tropical scenery that thrives with the seasonal rains.

December Precipitation Trends in Charlotte Amalie

The chart displays monthly precipitation patterns in Charlotte Amalie, 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. In Charlotte Amalie, December typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec3331384058629211016113310650
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

December Humidity in Charlotte Amalie

In December, humidity in Charlotte Amalie, Virgin Islands, settles at a comfortable 76%, reflecting a slight drop from the sweltering summer months of July and August, which peak at 80%. As the year draws to a close, the humidity levels fluctuate modestly, showcasing a seasonal trend that starts strong in the humid summer but gradually eases towards the milder winter. Notably, November and October share similar levels at 78%, indicating a consistent moisture presence as the region prepares for the holiday season. This pattern highlights the tropical climate’s consistency, allowing for pleasant outdoor experiences amidst the island’s lush beauty.

December Average Humidity in Charlotte Amalie

This chart illustrates the average monthly humidity levels in Charlotte Amalie, with December’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In December, average humidity in Charlotte Amalie is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec76%75%74%75%75%77%80%80%79%78%78%76%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Charlotte Amalie

In December, the UV Index in Charlotte Amalie, Virgin Islands (U.S.) sits at a moderate 8, indicating a very high exposure level with a burn time of just 15 minutes. This slight dip marks a transition from the extreme levels seen throughout the summer and early fall months, where indices reached up to 14 in September. However, the overall trend shows that UV exposure remains significant in winter, underscoring the importance of sun protection year-round. As residents and visitors enjoy the beautiful Caribbean sun, staying informed about the UV Index is crucial. For detailed information, check out Charlotte Amalie UV Index.

Maximum UV Index Levels in Charlotte Amalie for December

The chart shows the monthly maximum UV Index (UVI) for Charlotte Amalie 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. In December, the maximum UV index in Charlotte Amalie typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec911131313131213141298
Data source: Charlotte Amalie 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 Charlotte Amalie

In December, Charlotte Amalie bathes in a delightful 320 hours of sunshine, making it a perfect escape as the year comes to a close. This month typically enjoys a bright farewell to the year, following a steady trend of sunlit days that peak in May with 358 hours. As the seasonal change approaches, sunshine remains plentiful through the holiday months, with December's hours slightly lower but still generous compared to earlier months like January. Visitors can revel in the sun-drenched beaches and vibrant atmosphere, experiencing a warm respite that contrasts the cooler climates of many northern regions. With its consistently sunny disposition, December continues the delightful trend of sun-filled days unique to this beautiful Caribbean destination.

Monthly Sunshine Duration in Charlotte Amalie: December Highlighted

The December sunshine duration represents the total number of hours Charlotte Amalie 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.
JanFebMarAprMayJunJulAugSepOctNovDec258h301h349h348h358h344h354h347h319h316h302h320h
Data source: Charlotte Amalie December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Charlotte Amalie During December

In December, Charlotte Amalie enjoys a promising 70% chance of sunny weather, positioning it as one of the brighter months of the year. This likelihood stands out among the preceding months, with a notable increase from October's 55% and November's 67%. While December may not match the sun-drenched glory of February's peak at 73%, it certainly creates an inviting atmosphere for holiday travelers. Overall, the data suggests a commendable trend of sunny possibilities as the year wraps up, making December an appealing option for those seeking warmth and brightness in the Virgin Islands.

Percentage of Sunny Days in December in Charlotte Amalie

The chart illustrates the percentage of sunny days in Charlotte Amalie 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 Charlotte Amalie experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec56%73%71%50%63%24%47%45%58%55%67%70%
Data source: Charlotte Amalie December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Charlotte Amalie in December

In Charlotte Amalie, Virgin Islands, December sees 11 hours of daylight, mirroring the preceding months of January and February. As the year unfolds, daylight gradually increases, peaking at 13 hours during the vibrant summer months of June and July. Following this sultry zenith, daylight begins to wane, returning to 12 hours in August and September, before settling back to the 11-hour mark from October through February. This rhythmic ebb and flow of daylight not only enhances the island's natural beauty but also signals the changing seasons, inviting both locals and visitors to revel in the warmth and charm of this tropical paradise.

Average Daylight Hours in Charlotte Amalie for December

The chart illustrates the variation in daylight duration in Charlotte Amalie throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 9m11h 32m12h 2m12h 33m12h 59m13h 11m13h 5m12h 42m12h 12m11h 41m11h 15m11h 2m
Data source: Charlotte Amalie daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Charlotte Amalie

In December, Charlotte Amalie, Virgin Islands, welcomes a refreshing breeze, with an average wind speed of 7.6 m/s (17 mph). This gentle but invigorating wind marks a notable increase compared to the calmer September, which sees gusts of only 5.4 m/s (12 mph). Throughout the year, the wind speed tends to fluctuate, peaking in February at 8.5 m/s (19 mph) and settling into a delightful rhythm as the winter months approach. December's conditions offer a perfect blend of warmth and wind, enticing visitors and residents alike to enjoy the outdoors, making it an ideal time for sailing, beach activities, and island exploration. Overall, the trend showcases a transition from the quieter breezes of late summer to the more lively winds of late fall and winter, enhancing the island's vibrant atmosphere.

Average December Wind Speed in Charlotte Amalie

The chart displays monthly wind speed patterns in Charlotte Amalie, 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.
JanFebMarAprMayJunJulAugSepOctNovDec6.78.57.26.26.98.08.37.25.46.06.37.6 m/s
Data source: Charlotte Amalie December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Charlotte Amalie Compares to Other Months

Weather in Charlotte Amalie varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Charlotte Amalie, focusing on differences in temperature, rainfall, humidity, and UV levels.

December and January present quite similar weather patterns, with both months characterized by warm temperatures and high humidity. In December, the temperature ranges from a minimum of 24°C (75°F) to a maximum of 28°C (83°F), with an average of 26°C (79°F). Precipitation is higher in December, accumulating to 50 mm (2.0 in) over 16 days. In contrast, January sees slightly cooler temperatures, with a minimum of 23°C (74°F) and a maximum of 27°C (80°F), averaging 25°C (78°F). Additionally, January experiences less rainfall, totaling 32 mm (1.3 in) over 13 days. For a more detailed look at January weather, you can check out Charlotte Amalie weather in January.

In December, the weather in Charlotte Amalie features a warm climate with temperatures ranging from a minimum of 24°C (75°F) to a maximum of 28°C (83°F) and an average of 26°C (79°F). The month experiences an average precipitation of 50 mm (2.0 in) over 16 days, keeping humidity levels at around 76%. In contrast, February sees slightly cooler temperatures, with a minimum of 22°C (72°F), an average of 25°C (77°F), and a maximum of 27°C (80°F). Precipitation drops to 31 mm (1.2 in) over just 11 days, and humidity remains relatively stable at 75%. For more detailed insights, visit Charlotte Amalie weather in February.

When comparing the weather in December and March, both months offer warm temperatures, but December tends to be slightly warmer overall. In December, the minimum temperature averages around 24°C (75°F), peaking at 28°C (83°F), while March features a slightly cooler range, with minimums averaging 23°C (73°F) and maximums reaching 26°C (80°F). Additionally, December experiences more rainfall, totaling 50 mm (2.0 in) over 16 days, compared to March’s 38 mm (1.5 in) over just 11 days. Humidity levels are also relatively similar, with December at 76% and March slightly lower at 74%. For a closer look at specific weather patterns, check out Charlotte Amalie weather in March.

In December, the weather is warm, with temperatures ranging from a minimum of 24°C (75°F) to a maximum of 28°C (83°F), and an average temperature of 26°C (79°F). December experiences more rainfall, with about 50 mm (2.0 in) falling over 16 days, and humidity levels are around 76%. In contrast, April sees slightly cooler temperatures, with a minimum of 23°C (73°F) and a maximum of 27°C (82°F), averaging 25°C (78°F). Precipitation decreases to 40 mm (1.6 in) over just 9 days, while humidity remains relatively stable at 75%. For more detailed information, check out Charlotte Amalie weather in April.

In both December and May, temperatures in Charlotte Amalie remain remarkably steady, with minimums at 24°C (75°F), averages at 26°C (79°F), and maximums reaching 28°C (83°F). However, December experiences slightly higher humidity at 76%, compared to May's 75%, making May feel a bit drier. Precipitation is also more pronounced in May, with 58 mm (2.3 in) over 13 days, compared to December's 50 mm (2.0 in) over 16 days. For a more detailed look at the weather in May, check out Charlotte Amalie weather in May.

When comparing the weather in December and June, both months feature relatively warm temperatures, with December having a slightly cooler range. December's temperatures average around 26°C (79°F), with a minimum of 24°C (75°F) and a maximum of 28°C (83°F), while June sees a marginal increase with averages of 27°C (81°F), a minimum of 25°C (76°F), and a maximum of 29°C (84°F). Precipitation is slightly higher in June, accumulating to 62 mm (2.4 in) over 16 days compared to December's 50 mm (2.0 in) over the same number of days. Humidity levels are comparable, with December at 76% and June at 77%. For further details on June weather specifically, you can check Charlotte Amalie weather in June.

In December, the weather in Charlotte Amalie is warm and moderately humid, with average temperatures ranging from a minimum of 24°C (75°F) to a maximum of 28°C (83°F). The month sees about 50 mm (2.0 in) of precipitation over 16 days, making it relatively drier compared to July. In contrast, July is slightly warmer, with temperatures ranging from a minimum of 25°C (78°F) to a maximum of 29°C (84°F), and experiences higher precipitation levels of 92 mm (3.6 in) over 19 days, along with increased humidity at 80%. For more details on July weather, you can refer to Charlotte Amalie weather in July.

In December, the weather in Charlotte Amalie is slightly cooler, with temperatures ranging from a minimum of 24°C (75°F) to a maximum of 28°C (83°F) and an average of 26°C (79°F). The month typically sees around 50 mm (2.0 in) of precipitation over 16 days, accompanied by a humidity level of 76%. In contrast, August is warmer, with temperatures starting at a minimum of 25°C (78°F) and peaking at 29°C (85°F), averaging 28°C (82°F). It experiences significantly higher rainfall, totaling 110 mm (4.3 in) over 18 days, and slightly elevated humidity at 80%. For more detailed insights, check out Charlotte Amalie weather in August.

When comparing the weather between December and September, December exhibits slightly cooler temperatures, with a minimum of 24°C (75°F) and an average of 26°C (79°F), while September tends to be warmer, showcasing a minimum of 25°C (77°F) and an average of 28°C (82°F). Precipitation is significantly higher in September, totaling 161 mm (6.3 in) over 19 days, compared to December's 50 mm (2.0 in) over 16 days. Additionally, humidity levels are marginally higher in September at 79%, versus December's 76%. For more details on September conditions, you can check Charlotte Amalie weather in September.

In comparing the weather between October and December, we see that both months maintain warm temperatures, with December showing slightly lower averages. December records a minimum temperature of 24°C (75°F) and a maximum of 28°C (83°F), while October has a slightly warmer minimum of 25°C (77°F) and a maximum of 29°C (85°F). Precipitation also differs notably, with October experiencing 133 mm (5.2 in) of rainfall over 17 days compared to December's 50 mm (2.0 in) across 16 days. Both months have similar humidity levels, with December at 76% and October slightly higher at 78%. For more information on the specifics of October weather, check out Charlotte Amalie weather in October.

When comparing the weather in December to that of November, December tends to be slightly cooler with an average temperature of 26°C (79°F), compared to November's average of 27°C (80°F). Both months experience similar maximum temperatures, but December has a lower minimum temperature, starting at 24°C (75°F). Precipitation is significantly reduced in December, with 50 mm (2.0 in) over 16 days, whereas November sees 106 mm (4.2 in) across 17 days, indicating a wetter month. Humidity levels are also slightly lower in December at 76%, compared to 78% in November. For more detailed information, you can visit Charlotte Amalie weather in November.

Compare Charlotte Amalie's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Charlotte Amalie

In December, Charlotte Amalie experiences a delightful shift in weather, with warm temperatures averaging around 26°C (79°F), making it more enjoyable compared to the sweltering summer months. While the average highs can reach 28°C (83°F), the refreshing humidity of 76% tends to create a comfortable atmosphere, perfect for holiday activities. However, December is also marked by increased rain, with precipitation occurring on 16 days and a total of 50 mm (2.0 in) expected throughout the month. This combination of warmth and occasional rainfall sets a unique tone for the island, contrasting with the drier and hotter periods earlier in the year. For more details on the seasonal trends, check out the full information at Charlotte Amalie Climate.