Last updated: August 28, 2025
December in Saint Croix, Virgin Islands offers a delightful tropical experience, with temperatures ranging from a comfortable 24°C (75°F) at night to a maximum of 28°C (83°F) during the day, averaging around 26°C (79°F). While this picturesque paradise boasts a warm climate, visitors should be prepared for increased humidity at 78% and a significant chance of rain, as the island experiences about 50 mm (2.0 in) of precipitation over 16 days. Embrace the island spirit, where the lush landscapes and vibrant culture make every rainy moment a part of the unique December charm.
In December, the temperatures in Saint Croix, Virgin Islands reflect a delightful transition into winter, with a minimum of 24°C (75°F), an average of 26°C (79°F), and a maximum reaching 28°C (83°F). This month showcases a slight cool down compared to the warmer late autumn months, yet still offers a warm, tropical escape. Throughout the year, temperatures remain fairly consistent, but December stands out with its inviting warmth, perfect for holiday getaways. As the island welcomes visitors seeking sunny skies and pleasant weather, December's mild climate ensures a comfortable and enjoyable experience amidst the beauty of this Caribbean paradise.
In December, Saint Croix experiences a noticeable shift in precipitation, with 50 mm (2.0 in) of rainfall spread over 16 days. This amount marks a significant decrease compared to the wetter months of September and October, highlighting a trend towards drier conditions as the year concludes. While December's rainfall is ample enough to keep the island lush, it pales in comparison to the peak autumn months, where totals soared above 130 mm. The moderate rainfall serves as a gentle reminder of the island's tropical climate, allowing residents and visitors alike to enjoy the cooler, drier air as they embrace the festive season.
As December arrives in Saint Croix, Virgin Islands, the humidity levels hover around a comfortable 78%, which is slightly lower than the peak summer months. This month marks a subtle decline from the summer highs of 83% in July and 82% in August, signaling the transition into the drier winter season. Overall, humidity remains relatively stable throughout the year, with averages mostly resting between 77% and 81% from January through November. As the year winds down, the gradual shift in humidity creates a pleasant atmosphere, making December an ideal time to enjoy the island's natural beauty and delightful warmth.
As December rolls into Saint Croix, the UV Index dips to 9, indicating a very high level of solar exposure, with a burn time of just 15 minutes. This slight decrease from the preceding months, which consistently showcased extreme levels of UV radiation peaking at 14 in September, signals a gradual shift as the year comes to a close. From January through November, the UV Index fluctuated between 9 and 14, presenting a clear pattern of heightened sun intensity, particularly in the early to mid-year months. Visitors and residents alike should remain vigilant about sun protection during this period. For more detailed insights, explore the Saint Croix UV Index.
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In December, Saint Croix basks in the warm embrace of 321 sunny hours, making it an enticing destination as the year draws to a close. This month continues a trend of abundant sunshine that peaks in May with 361 hours and remains remarkably high throughout the summer. The island enjoys a steady flow of sunshine from January's 260 hours to February's 303 hours, gradually ramping up to its sunny zenith in spring. Even as days shorten into winter, December holds its ground with ample daylight, offering visitors a delightful escape from the colder climates elsewhere. The consistent glow of sunlight across the months highlights Saint Croix's charm, ensuring unforgettable experiences for those seeking a tropical retreat.
When considering the likelihood of sunny weather in December in Saint Croix, Virgin Islands, it's promising with a 68% chance of sun. This figure aligns closely with the preceding months, particularly November, which also boasts a 68% likelihood. The trend in the months leading up to December shows a notable increase in sunshine, peaking earlier in the year with February at 72%. Conversely, the summer months present more variability, with June experiencing a significant dip at just 23%. Overall, December maintains a healthy chance of sunshine, making it an inviting time to visit this tropical paradise.
In Saint Croix, U.S. Virgin Islands, December sees 11 hours of daylight, a continuation of the more stable light conditions typical of the winter months. Following a gradual increase to 13 hours from June to July, the daylight duration levels off in August and subsequently drops back to a consistent 11 hours from October through February. This pattern highlights the tropical island's relatively stable daylight exposure throughout the year, making Saint Croix an inviting destination for those seeking sunny winter getaways. As the year winds down, the daylight duration remains consistent, perfect for enjoying the island's natural beauty and vibrant culture.
In December, the winds in Saint Croix, U.S. Virgin Islands, pick up slightly, delivering an average speed of 8.0 m/s (18 mph). This marks a notable increase from the months preceding it, particularly following a dip during the calmer late fall days in September and October. As we transition from the milder breezes of summer, December's winds exhibit a refreshing vigor that echoes the seasonal shift. Interestingly, the prevailing winds during this month align closely with those of February, suggesting a consistent wind pattern that characterizes the region's winter months. Travelers can expect invigorating gusts, perfect for sailing or enjoying the island's natural beauty amidst the vibrant Caribbean scenery.
Weather in Saint Croix varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Saint Croix, focusing on differences in temperature, rainfall, humidity, and UV levels.
In comparing the weather between December and January, December tends to be slightly warmer 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, contributing to a humidity level of 78%. In contrast, January experiences a slight drop in temperatures, with an average ranging from 23°C (74°F) to a maximum of 27°C (81°F). Precipitation is lower at 34 mm (1.3 in) over 13 days, leading to a marginally reduced humidity of 77%. For more detailed information, you can check Saint Croix weather in January.
In December, temperatures typically range from a minimum of 24°C (75°F) to a maximum of 28°C (83°F), with an average of 26°C (79°F). The month sees significant rainfall, with about 50 mm (2.0 in) over 16 days, resulting in a humidity level of 78%. In contrast, February tends to be slightly cooler, with temperatures ranging from 22°C (72°F) to 27°C (81°F) and an average of 25°C (77°F). Precipitation drops to 31 mm (1.2 in) across 11 days, bringing a slightly lower humidity of 77%. For more detailed insights, check out the link: Saint Croix weather in February.
December and March exhibit similar tropical weather patterns, though there are notable differences. In December, temperatures average slightly higher, with a minimum of 24°C (75°F) and a maximum of 28°C (83°F), compared to March's range of 23°C (73°F) to 26°C (80°F). December also sees more precipitation, with 50 mm (2.0 in) spread over 16 days, while March experiences less rain at 34 mm (1.3 in) across just 11 days. Humidity is close in both months, hovering around 78% in December and 77% in March. For more detailed information on March weather, you can check Saint Croix weather in March.
December and April share similar average temperatures, with both months experiencing a minimum of 24°C (75°F) and an average of 26°C (79°F). However, December tends to be slightly wetter, recording a total precipitation of 50 mm (2.0 in) over 16 days, while April sees only 41 mm (1.6 in) across 10 days. Despite these differences in precipitation, humidity levels remain consistent at 78% for both months, contributing to a warm and tropical climate. For more detailed information on weather patterns in April, check out Saint Croix weather in April.
When comparing the weather in December and May, both months present a similar temperature profile, with minimums around 24°C (75°F), averages of 26°C (79-80°F), and maximums peaking at 28°C (83°F). However, December sees slightly less precipitation at 50 mm (2.0 in) over 16 days compared to May's 57 mm (2.2 in) across 13 days. The humidity levels remain comparable, with December at 78% and May at 79%, creating a consistently warm and humid climate in both months. For more details on May weather specifically, you can check out Saint Croix weather in May.
When comparing the weather in December and June, both months exhibit warm temperatures and high humidity typical of a tropical climate. In December, temperatures range from a minimum of 24°C (75°F) to a maximum of 28°C (83°F), with an average of 26°C (79°F). The month experiences approximately 50 mm (2.0 in) of precipitation over 16 days, with humidity levels around 78%. In contrast, June sees slightly higher temperatures, with a minimum of 25°C (77°F) and a maximum of 29°C (84°F), averaging 27°C (81°F). The rainfall increases to 59 mm (2.3 in) over 17 days, and humidity rises to 81%. For a closer look at June's conditions, visit Saint Croix weather in June.
When comparing the weather in December and July, December tends to have slightly cooler temperatures, with an average of 26°C (79°F) compared to July's warmer average of 27°C (82°F). While both months experience high humidity, December's humidity stands at 78%, slightly lower than July's 83%. Precipitation levels also differ, with December receiving around 50 mm (2.0 in) over 16 days, whereas July sees more rainfall totaling 92 mm (3.6 in) across 19 days. For those interested in specific details about July's weather, you can refer to Saint Croix weather in July.
When comparing the weather in December and August, both months offer warm and humid conditions, but with some notable differences. December sees slightly cooler temperatures, with an average of 26°C (79°F) and maximums reaching 28°C (83°F), while August tends to be warmer, averaging 28°C (82°F) and peaking at 29°C (85°F). Precipitation levels are also higher in August, with 123 mm (4.8 in) over 17 days compared to December's 50 mm (2.0 in) over 16 days. Humidity is generally higher in August (82%) than in December (78%), contributing to a more tropical feel during the summer month. For more detailed information on August weather, you can check Saint Croix weather in August.
In December, the weather is generally warm, 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 approximately 16 days, along with a humidity level of 78%. Conversely, September experiences slightly higher temperatures, with an average minimum of 25°C (78°F) and a maximum of 29°C (85°F). However, it is also much wetter, receiving 156 mm (6.2 in) of rainfall across roughly 20 days and a humidity level of 80%. For more information, visit Saint Croix weather in September.
When comparing the weather in December and October, December tends to be slightly cooler, with average temperatures ranging from a minimum of 24°C (75°F) to a maximum of 28°C (83°F), while October is a bit warmer, with temperatures ranging from a minimum of 25°C (77°F) to a maximum of 29°C (85°F). Precipitation also differs significantly; December experiences about 50 mm (2.0 in) of rain over 16 days, in contrast to October, which has heavier rainfall at 130 mm (5.1 in) over 18 days. Humidity remains fairly consistent between both months, hovering around 78% in December and slightly higher at 79% in October. For a deeper look into October’s weather, you can check out Saint Croix weather in October.
In comparing the weather between December and November, we observe that December tends to be slightly cooler with average temperatures ranging from a minimum of 24°C (75°F) to a maximum of 28°C (83°F), while November's temperatures hover around a minimum of 25°C (77°F) and an average of 27°C (81°F). December also sees a reduction in precipitation, with 50 mm (2.0 in) over 16 days, compared to November's 98 mm (3.9 in) over 17 days. Humidity levels are similar, with December at 78% and November slightly higher at 79%. For a more detailed look at the weather in November, you can check Saint Croix weather in November.
As December unfolds in Saint Croix, temperatures remain pleasantly warm with averages around 26°C, making it a perfect time for those seeking an escape from harsher winter climates. Unlike the more humid and rain-soaked months preceding it, December experiences a unique balance, with about 50 mm of rain spread over 16 days, creating a refreshing yet manageable environment. The island's humidity level hovers around 78%, providing a tropical feel but also inviting visitors to enjoy the lush scenery without overwhelming discomfort. This transition into the cooler dry season offers a wonderful opportunity to explore the island’s beauty. For a deeper look at what makes Saint Croix's climate so captivating, be sure to check out Saint Croix Climate.