December weather forecast
United States Virgin Islands, USA

December heralds the beginning of the dry season for the United States Virgin Islands, offering a welcomed reprieve from the preceding wet months. Temperatures during this month meander from a cooler 75°F (23.9°C) during the nighttime to a pleasantly warm 84°F (28.9°C) under the midday sun.

Compared to November, December consistently exhibits drier conditions, a reduction in atmospheric humidity, and a diminished propensity for rain. Although sporadic showers can still grace the islands, they are generally brief and far less intense, with thunderstorms becoming an uncommon phenomenon.

Charlotte Amalie, the capital ensconced within Saint Thomas, mirrors the climatic nuances of the broader archipelago. Nevertheless, the urban environment, paired with the thermal aspects of its harbor, might occasionally lend a slightly warmer ambiance during the daytime zenith.

The rains in December are short-lived and tend to be more of a drizzle than a downpour. The adjacent seas, adapting to the shifting climate, register temperatures from 81°F (27.2°C) to 83°F (28.3°C). These milder waters, combined with the amiable weather, enhance the appeal of marine activities during this period.

Equatorial influences ensure the balanced distribution of daylight and nighttime hours, a signature trait that remains consistent. As December progresses, the threat of hurricanes and tropical disturbances fades significantly, allowing residents and tourists to embrace the holiday season with minimal meteorological concerns.

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• Charlotte Amalie - December »
  January through March, October through December, with an average relative humidity of 75%, are the least humid months in Charlotte Amalie. In December, the average ocean temperature is 81.3°F (27.4°C).
• Frederiksted - December »
  The months with the lowest humidity in Frederiksted are January through March and December, with an average relative humidity of 75%. The months with the highest UV index in Frederiksted are January through December, with an average maximum UV index of 7.
• Saint John - December »
  The months of January through March and December are noted for their lowest temperatures in Saint John with an average high-temperature of 82.4°F (28°C). With an average of 11h and 6min of daylight, December has the shortest days of the year in Saint John, United States Virgin Islands.
• Virgin Islands National Park - December »
  On the last day of December, in Virgin Islands National Park, sunrise is at 6:50 am and sunset at 5:53 pm AST. With an average of 11h and 6min of daylight, December has the shortest days of the year in Virgin Islands National Park, United States Virgin Islands.
• Kingshill - December »
  January through December, with an average maximum UV index of 7, are months with the lowest UV index in Kingshill, United States Virgin Islands. The month with the shortest days in Kingshill, United States Virgin Islands, is December, with an average of 11h and 6min of daylight.