Last updated: August 31, 2025
Experience the enchanting December weather of Vieques, Puerto Rico, where the tropical climate provides a delightful escape. With maximum temperatures reaching 30°C (87°F) and an average of 26°C (79°F), visitors can bask in the warmth while enjoying the vibrant island scenery. Evenings are refreshingly mild, as temperatures dip to a minimum of 23°C (74°F). Although December sees 68 mm (2.7 in) of rainfall spread over 21 days, the high humidity at 76% adds to the island’s lush allure. Embrace the blend of sun and occasional showers that creates the perfect backdrop for exploration and relaxation on this Caribbean gem.
In December, Vieques, Puerto Rico, welcomes the winter season with pleasantly mild temperatures, making it an ideal destination for those seeking warmth and sunshine. With a minimum temperature of 23°C (74°F) and an average of 26°C (79°F), visitors can enjoy comfortable days basking in the sun. The maximum temperature reaches a balmy 30°C (87°F), offering perfect conditions for beach outings and outdoor adventures. Compared to the preceding months, December offers slightly cooler evenings, yet maintains a wonderful charm that invites both relaxation and exploration. Overall, the island's December weather is a delightful prelude to the winter holiday season, ensuring that travelers experience the best of tropical warmth.
December in Vieques, Puerto Rico offers a unique climatic experience, marked by an average precipitation of 68 mm (2.7 in) across 21 rainy days. This volume of rainfall reflects a notable decrease from the wetter months of September and October, which often see more than 140 mm. However, December's precipitation transitions the island into a mildly humid scene, contributing to its lush landscapes as the year concludes. This month serves as a bridge between the intense summer rains and the drier winter season, providing a balanced wetness that supports the vibrant flora of Vieques while still inviting visitors to enjoy the island's natural beauty.
In December, Vieques, Puerto Rico, experiences a humidity level of 76%, which is consistent with the trend observed in the preceding months. As the year winds down, humidity remains relatively high, reflecting a stable maritime climate that characterizes this vibrant island. While December’s humidity dips slightly from the peak summer months of July and August, which boast a notable 80%, it aligns closely with the mild conditions seen in November and earlier months like January. This steady humidity contributes to Vieques' lush landscapes and balmy atmosphere, making it an inviting destination even as the winter months set in.
In December, Vieques, Puerto Rico experiences a UV Index of 8, categorized as very high, which allows for a burn time of about 15 minutes. This marks a slight decrease from the extreme levels typically seen from March to November, where indices frequently soared to 13 or higher. As the year winds down, sun-seekers can still enjoy ample outdoor activities, but caution is essential due to the persistent risk of overexposure. Overall, the trend indicates that while December brings some relief from the peak UV levels of summer and fall, vigilance remains key for safe sun enjoyment. For detailed insights, check out the Vieques UV Index.
UV Risk Categories
As December unfolds in Vieques, Puerto Rico, the island basks in a delightful 320 hours of sunshine, highlighting a trend of consistent brightness through the winter months. Following the vibrant highs of summer, where sunshine peaked at 357 hours in May, the daylight hours gradually taper off, yet remain plentiful as the year draws to a close. Comparatively, December experiences a slight decrease from the autumn months, where October and November offered 316 and 302 hours, respectively. This gradual shift serves as a reminder to embrace the warm rays and vibrant sunsets of winter, making Vieques an inviting escape even during the cooler months. Enjoying days filled with sun is not just a seasonal trend—it's a year-round charm of this tropical paradise.
In December, Vieques, Puerto Rico enjoys a promising likelihood of sunny weather, with a 63% chance of sunshine. This marks a notable increase from the preceding months, particularly contrasting with the rainy streak of summer, where June dipped to just 23%. As the year winds down, the sunshine trend shifts positively, sitting close to November's 61% and hinting at a delightful holiday season ahead. With the cooler temperatures and balmy breezes, December serves as an inviting time for visitors seeking to bask in the warm tropical sun.
In Vieques, Puerto Rico, the evolution of daylight throughout the year reveals a captivating rhythm of nature. As the year begins in January, daylight stretches for about 11 hours, maintaining this duration through February and again in November and December. Spring brings a slight increase, reaching 12 hours in March and persisting through April and May, offering longer, sun-soaked days. The peak arrives in June and July, where daylight extends to a generous 13 hours, perfect for enjoying outdoor adventures. As the summer fades into fall, daylight begins to recede, settling back to 12 hours in August and September before tapering to 11 hours once more in October and returning to the winter months. This gradual ebb and flow of daylight not only enhances the island's enchanting beauty but also sets the stage for a vibrant, tropical lifestyle year-round.
As December settles in Vieques, Puerto Rico, the island experiences a delightful average wind speed of 5.4 m/s (12 mph), maintaining a rhythm that mirrors the breezy vibe of the preceding months. Although there is a subtle decrease from the summer's peak in July, where winds soar to 6.1 m/s (14 mph), December's gentle currents are perfectly suited for enjoying the island's stunning beaches and outdoor activities. This month, like several others in the late year, showcases a balance in wind patterns, aligning more closely with the calmness of January through April, yet still offering enough breeze to make those sun-drenched days feel refreshingly vibrant. Whether you're sailing, snorkeling, or simply lounging under the sun, the December wind enhances the enchanting atmosphere of this Caribbean paradise.
Weather in Vieques varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Vieques, focusing on differences in temperature, rainfall, humidity, and UV levels.
December and January offer a relatively mild and humid tropical climate, but there are notable differences in their weather patterns. In December, temperatures range from a minimum of 23°C (74°F) to a maximum of 30°C (87°F), with an average of 26°C (79°F). The month sees a higher precipitation level at 68 mm (2.7 in) across approximately 21 days. In contrast, January features slightly cooler temperatures, with a minimum of 22°C (71°F) and a maximum of 29°C (84°F), averaging 25°C (77°F). Additionally, January experiences less rainfall, totaling 49 mm (1.9 in) over about 15 days. Overall, both months maintain a humidity level of 76%, making them consistently warm and humid, but January tends to be drier. For more detailed insights, check out Vieques weather in January.
In December, the weather tends to be slightly warmer with minimum temperatures around 23°C (74°F) and an average of 26°C (79°F), peaking at a maximum of 30°C (87°F). This month experiences substantial rainfall, totaling 68 mm (2.7 in) over 21 days, alongside a high humidity level of 76%. Conversely, February offers slightly cooler conditions, with minimum temperatures dropping to 21°C (71°F) and an average of 25°C (77°F), reaching a max of 28°C (83°F). Rainfall is reduced in February to 52 mm (2.1 in) over 19 days, and humidity remains comparable at 75%. For more details about February weather, you can check out Vieques weather in February.
In December, temperatures in Vieques typically range from a minimum of 23°C (74°F) to a maximum of 30°C (87°F), with an average of 26°C (79°F). The month experiences around 68 mm (2.7 in) of precipitation over approximately 21 days, accompanied by a humidity level of 76%. In comparison, March sees slightly cooler temperatures, with a minimum of 22°C (72°F) and a maximum of 28°C (83°F), averaging 25°C (77°F). The precipitation drops to 63 mm (2.5 in) over 18 days, and humidity levels remain relatively close at 74%. Overall, while both months are warm and humid, December is characterized by slightly higher temperatures and precipitation compared to March. For more detailed insights, you can check Vieques weather in March.
In December, the weather tends to be slightly warmer, with temperatures ranging from a minimum of 23°C (74°F) to a maximum of 30°C (87°F), and an average temperature of 26°C (79°F). The month also experiences higher precipitation levels, totaling 68 mm (2.7 in) over 21 days, accompanied by a relative humidity of 76%. In contrast, April has a similar average temperature of 26°C (78°F) but with a slightly lower maximum of 29°C (85°F) and a minimum of 22°C (73°F). Precipitation in April is reduced to 55 mm (2.2 in) over 17 days, resulting in a humidity level of 75%. For a more detailed look at the weather in April, you can visit Vieques weather in April.
In comparing the weather of December and May, we see some notable similarities and slight variations. Both months feature a minimum temperature of 23°C (74°F) and an average temperature around 26°C (79-80°F), indicating a consistently warm climate. However, May experiences slightly higher precipitation at 74 mm (2.9 in) compared to December's 68 mm (2.7 in), with both months having 21 days of recorded precipitation. Humidity levels are also comparable, with December at 76% and May at 75%. This consistency in warm temperatures and humidity makes both months appealing, though May tends to be a touch wetter. For more detailed insights, you may refer to Vieques weather in May.
Comparing the weather between December and June reveals some interesting similarities and slight differences. Both months feature a similar temperature range, with December seeing a minimum of 23°C (74°F) and an average of 26°C (79°F), while June has a minimum of 24°C (76°F) and an average of 27°C (81°F). Precipitation levels are also comparable, with December receiving 68 mm (2.7 in) and June slightly higher at 69 mm (2.7 in), both over the course of 21 days. Humidity is consistent in both months, with December at 76% and June at 77%. Overall, both months offer warm temperatures, but June tends to be slightly warmer and more humid. For more detailed information, check out Vieques weather in June.
Comparing the weather in December and July reveals subtle yet noticeable differences. December generally has slightly cooler temperatures, with a minimum of 23°C (74°F) and an average of 26°C (79°F), while July's temperatures start at a minimum of 24°C (76°F) and average around 28°C (82°F). Both months experience highs of 30°C (87°F), but July tends to be wetter, receiving 110 mm (4.3 in) of precipitation over 24 days compared to December's 68 mm (2.7 in) on 21 days. Additionally, humidity levels are higher in July at 80%, compared to December's 76%. For more detailed insights on July weather, you can visit Vieques weather in July.
December and August showcase distinct weather patterns, with August generally being warmer and wetter than December. In December, temperatures range from a minimum of 23°C (74°F) to a maximum of 30°C (87°F), with an average of 26°C (79°F) and a humidity level of 76%. Conversely, August sees a slightly higher temperature range, with a minimum of 25°C (77°F) and a maximum of 31°C (88°F), averaging 28°C (82°F) and featuring a humidity level of 80%. Precipitation also differs significantly, with December experiencing 68 mm (2.7 in) of rainfall over 21 days, while August has higher precipitation at 111 mm (4.4 in) over 24 days. For more detailed information about the weather in August, you can visit Vieques weather in August.
In December, the weather tends to be slightly cooler, with average temperatures ranging from a minimum of 23°C (74°F) to a maximum of 30°C (87°F), while September experiences warmer conditions, averaging a minimum of 25°C (77°F) and peaking at 31°C (89°F). Precipitation levels are notably higher in September, with 154 mm (6.0 in) falling over 24 days compared to December's 68 mm (2.7 in) and 21 days of rain. Additionally, humidity is marginally lower in December at 76%, while in September, it hovers around 79%. For more detailed weather insights in September, you can check Vieques weather in September.
When comparing the weather patterns of December and October, December tends to be slightly cooler, with average temperatures ranging from a minimum of 23°C (74°F) to a maximum of 30°C (87°F), while October experiences slightly higher temperatures, with a minimum of 24°C (76°F) and a maximum of 31°C (87°F). Additionally, December has less rainfall, receiving 68 mm (2.7 in) over approximately 21 days, compared to October's significant rainfall of 140 mm (5.5 in) across 22 days. Humidity levels are also marginally lower in December at 76%, compared to 78% in October. For more detailed insights, check out Vieques weather in October.
In comparing the weather of December and November, both months exhibit warm temperatures, though December is slightly cooler on average. December records a minimum temperature of 23°C (74°F) and an average of 26°C (79°F), while November has a higher average temperature of 27°C (80°F). Precipitation levels are notably different; December experiences 68 mm (2.7 in) of rain over 21 days, which is a significant decrease from November's 112 mm (4.4 in), also over 21 days. Humidity levels remain fairly consistent, with December at 76% and November at 78%. For a closer look at the specifics, refer to this link: Vieques weather in November.
As December rolls into Vieques, the island experiences a gentle shift in its weather patterns, setting it apart from other months with its notably cooler temperatures and increased humidity. While daytime highs remain warm, the evenings are a perfect respite, inviting cozy nights under the stars. Though occasional rain showers may occur, the overall vibe is more refreshing, making this month ideal for outdoor adventures and exploration. If you’re planning a trip, understanding this unique December climate can enhance your experience on this beautiful island. For more details, check out Vieques Climate.