Last updated: August 31, 2025
Experience the enchanting December weather of Culebra, Puerto Rico, where the tropical charm is ever-present. With maximum temperatures peaking at 28°C (83°F) and a cozy average of 26°C (79°F), this month offers a delightful escape for those seeking warmth. Expect comfortable evenings with a minimum of 24°C (76°F). However, prepare for some rain, as the island sees 51 mm (2.0 in) of precipitation over approximately 15 rainy days, contributing to the lush, vibrant landscape. With a humidity level of 76%, the air is refreshingly warm, making December an ideal time to explore the island's stunning beaches and vibrant natural beauty.
In December, Culebra, Puerto Rico offers a delightful warm embrace as the year winds down. With temperatures ranging from a comfortable 24°C (76°F) at night to a pleasant 28°C (83°F) during the day, the island enjoys a mild climate that invites outdoor adventures and beach strolls. This month sees a slight dip in average temperatures to around 26°C (79°F), a trend that continues from the preceding months without drastic fluctuations. As the island transitions further into winter, December provides the perfect backdrop for relaxation and enjoyment of its stunning natural beauty, striking a harmonious balance between warmth and breeziness.
In December, Culebra, Puerto Rico experiences a transition into the drier season, receiving an average of 51 mm (2.0 in) of precipitation over 15 days. This marks a notable decrease from the previous months, particularly September's peak of 160 mm (6.3 in), which is often the wettest time of the year. The trend shows a gradual decline in precipitation as the year closes, suggesting that December is relatively mild compared to the heavy rains of late summer and fall. As visitors flock to the island for its beautiful beaches and outdoor activities, the pleasant weather paired with reduced rainfall makes December an ideal time to explore the natural beauty of Culebra.
In Culebra, Puerto Rico, December brings a humidity level of 76%, continuing an overall trend of fairly stable moisture throughout the year. The island experiences its highest humidity during the summer months of July and August at 80%, while the spring months see a gradual decrease, with March recording the year’s lowest at 74%. Despite fluctuations, the humidity remains relatively consistent, with values mostly hovering between 74% and 80%. This moderate level of humidity in December ensures a comfortable tropical atmosphere, ideal for enjoying the lush landscapes and pristine beaches the island is renowned for.
In Culebra, Puerto Rico, December marks the transition towards milder sun intensity, with a UV Index of 8, categorized as very high. This is a slight decrease from the previous months, where an extreme UV Index consistently prevailed from February through November. As we move into winter, sun-seekers can enjoy slightly longer burn times of 15 minutes before seeking shade, in contrast to the aggressive 10-minute limit seen during the peak summer months. Although the UV Index dips in December, vigilance is still essential to protect against potential skin damage. For those planning outdoor activities, it's a good reminder to stay informed about local conditions—check out the detailed update at Culebra UV Index to stay sun-smart!
UV Risk Categories
Culebra, Puerto Rico, basks in a vibrant display of sunshine throughout the year, and December continues this delightful trend with an average of 320 hours of sunlight. As the year winds down, the sun shines brightly, contributing to a warm and inviting atmosphere that makes it a perfect getaway during the holiday season. Following a pattern established in the preceding months, December reflects a healthy balance of light, falling just short of the peak sunshine experienced in the late spring and early summer. Overall, the gradual decline in daylight hours from the summer months—where peak sunshine reached 358 hours in May—to the end of the year highlights how even in December, Culebra remains a haven for sun-seekers, making it an ideal destination for those looking to soak up some rays before the new year begins.
When considering the likelihood of sunny weather in December in Culebra, Puerto Rico, visitors can expect a promising 69% chance of sunshine. This puts December near the top of the year, slightly higher than the overall averages in the preceding months. Interestingly, December's sunny likelihood follows a gradual increase from the lower points observed in the summer, with the chance climbing after November’s respectable 66%. This trend suggests that early winter brings greater opportunities for sun-soaked days, making December an appealing choice for those seeking warm, vibrant weather as the year winds down.
In Culebra, Puerto Rico, December marks the continuation of a trend observed throughout the year, with the island basking in approximately 11 hours of daylight. Following the longer days of summer with 13 hours in June and July, the daylight begins to gradually recede, settling back into the 11-hour range by November and December. This pattern of fluctuating daylight is a reminder of the island’s tropical climate, where daylight hours stabilize as the year comes to a close. While December’s length mirrors that of January and February, it offers a serene, sun-kissed backdrop for festive gatherings and holiday adventures, inviting both locals and visitors to celebrate the beauty of short, yet vibrant, days.
As December breezes into Culebra, Puerto Rico, it ushers in a refreshing average wind speed of 7.8 m/s (17 mph), providing a gentle yet invigorating contrast to the shimmers of tropical warmth. The month stands out as a transition point, revealing a slight dip from the higher winds typical of mid-summer, with July boasting peaks at 8.4 m/s (19 mph). From the start of the year, the wind speed showcases seasonal fluctuations, with February representing the windiest month at 8.7 m/s (19 mph), while September experiences a notable lull at just 5.5 m/s (12 mph). This pattern illustrates how December's breezy charm harmonizes the seasonal shifts, creating an ideal atmosphere for outdoor activities and a soothing backdrop for quiet reflections by the sea.
Weather in Culebra varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Culebra, focusing on differences in temperature, rainfall, humidity, and UV levels.
In December, the weather features slightly warmer temperatures, with a minimum of 24°C (76°F) and an average of 26°C (79°F), peaking at 28°C (83°F). There is a higher precipitation level of 51 mm (2.0 in) over approximately 15 days, maintaining a humidity of 76%. In contrast, January brings a slight dip in temperatures, with minimums at 23°C (74°F) and averages of 25°C (78°F), reaching a maximum of 27°C (81°F). The rainfall decreases to 33 mm (1.3 in) over about 13 days, but the humidity remains steady at 76%. For more details, you can check Culebra weather in January.
In December, temperatures in Culebra range from a minimum of 24°C (76°F) to a maximum of 28°C (83°F), with an average of 26°C (79°F). The month experiences a higher amount of precipitation, totaling 51 mm (2.0 in) over approximately 15 days, coupled with a humidity level of 76%. In contrast, February sees slightly cooler temperatures, with a minimum of 22°C (72°F) and a maximum of 27°C (81°F), averaging 25°C (77°F). Precipitation decreases to 31 mm (1.2 in) over about 12 days, while humidity remains comparable at 75%. For a detailed outlook on weather conditions in February, visit Culebra weather in February.
December and March exhibit similar warm temperatures, with December averaging slightly higher at 26°C (79°F) compared to March's 25°C (77°F). Both months experience a comfortable range of temperatures, with December's maximum reaching 28°C (83°F) and March peaking at 26°C (80°F). Precipitation is more significant in December, with 51 mm (2.0 in) over 15 days, while March sees less rain, totaling 40 mm (1.6 in) over 11 days. Humidity levels are relatively comparable, with December at 76% and March slightly lower at 74%. To learn more about Culebra's weather specifics during March, check out Culebra weather in March.
In December, the weather is quite warm, with temperatures ranging from a minimum of 24°C (76°F) to a maximum of 28°C (83°F), averaging around 26°C (79°F). The month experiences about 51 mm (2.0 in) of precipitation over 15 days, with a humidity level of 76%. Conversely, April offers slightly milder conditions, with temperatures between 23°C (73°F) and 27°C (81°F), maintaining an average of 26°C (78°F). Precipitation is also lower in April, totaling 41 mm (1.6 in) across 9 days, while humidity remains relatively stable at 75%. For more detailed information, you can check Culebra weather in April.
In December, the weather features consistent temperatures ranging from a minimum of 24°C (76°F) to a maximum of 28°C (83°F), similar to May, which also sees the same temperature range. However, December tends to have slightly higher humidity at 76%, compared to May's 75%. Precipitation levels in December are 51 mm (2.0 in) over approximately 15 days, while May experiences slightly more rain with 57 mm (2.2 in) over 13 days. For more details on May’s weather, visit Culebra weather in May.
When comparing the weather in December and June, both months exhibit warm temperatures with minimal variation. December sees temperatures ranging from a minimum of 24°C (76°F) to a maximum of 28°C (83°F), while June's temperatures are slightly warmer, with averages between 24°C (76°F) and 29°C (84°F). Precipitation is more pronounced in June, with 63 mm (2.5 in) over 15 days, compared to December's 51 mm (2.0 in) also over 15 days. Humidity levels are similar, with December at 76% and June slightly higher at 77%. For more detailed weather information in June, visit Culebra weather in June.
In comparing the weather between December and July, both months showcase warm temperatures, but with slight variations. December sees a minimum temperature of 24°C (76°F) and an average of 26°C (79°F), while July starts slightly warmer with a minimum of 25°C (78°F) and an average of 27°C (82°F). The maximum temperatures also reflect this trend, with December peaking at 28°C (83°F) and July reaching 29°C (84°F). However, July experiences significantly more rainfall, totaling 102 mm (4.0 in) over 19 days compared to December's 51 mm (2.0 in) over 15 days. Additionally, July exhibits a higher humidity level at 80%, compared to December's 76%. For more details, you can check out Culebra weather in July.
When comparing the weather in December and August, there are notable differences in temperature, precipitation, and humidity. December tends to have slightly cooler temperatures, with an average of 26°C (79°F) and a maximum of 28°C (83°F), while August is warmer, featuring an average of 28°C (82°F) and a peak of 29°C (85°F). In terms of rainfall, August receives significantly more precipitation, with 114 mm (4.5 in) over 19 days compared to December's 51 mm (2.0 in) spread over 15 days. Humidity levels are also higher in August at 80%, compared to December's 76%. For more detailed weather insights during this time, you can visit Culebra weather in August.
In December, the weather tends to be slightly cooler and drier compared to September. The minimum temperature in December averages around 24°C (76°F), while September has a higher minimum of 25°C (78°F). Overall, December's average of 26°C (79°F) feels more comfortable than September's average of 28°C (82°F). Additionally, December experiences significantly less precipitation, with about 51 mm (2.0 in) falling over 15 days, contrasted with September's substantial 160 mm (6.3 in) over 20 days. Humidity levels in both months are similar, with December at 76% and September slightly higher at 79%. For more information on September weather, visit Culebra weather in September.
In comparing the weather between December and October, December features slightly cooler temperatures, with average highs reaching 28°C (83°F), compared to October's higher average of 29°C (85°F). Notably, October experiences significantly more rainfall, totaling 136 mm (5.4 in) over 18 days, while December sees only 51 mm (2.0 in) across 15 days. Humidity levels are relatively similar, with December at 76% and October slightly higher at 78%. For a detailed look at October weather, you can visit Culebra weather in October.
In comparing the weather between November and December, both months maintain warm temperatures, with December experiencing a slight decrease in the average temperature, dropping from 27°C (81°F) in November to 26°C (79°F). However, December's precipitation is notably lower, with only 51 mm (2.0 in) over 15 days, compared to November's 107 mm (4.2 in) across 17 days. Additionally, humidity remains fairly consistent, with December at 76% and November at 78%. Overall, December offers slightly milder temperatures and drier conditions than November, making it a more pleasant month for outdoor activities. For more specific insights on November's weather, check out Culebra weather in November.
In December, Culebra's weather offers a delightful mildness that's a refreshing change from the more sweltering summer months. With an average temperature hovering around a pleasant 26°C (79°F), it's an ideal time for both beachgoers and outdoor adventurers. However, don’t forget your umbrella; December sees increased precipitation, with rain falling on about half the days of the month, resulting in a lush landscape. The humidity levels remain relatively high, creating an inviting atmosphere perfect for enjoying the island’s natural beauty. For more insights on what to expect throughout the year, explore Culebra Climate.