Last updated: August 31, 2025
Experience the captivating December weather in Aibonito, Puerto Rico! With maximum temperatures reaching 30°C (87°F) and a comfortable average of 24°C (76°F), this month brings a pleasant warmth. The nights cool down with minimum temperatures dipping to 20°C (68°F). However, December also sees a fair share of rainfall, averaging 45 mm (1.8 in) over about 16 days, creating a humid environment with 76% humidity. Ideal for enjoying the lush landscapes and vibrant culture, Aibonito's December invites visitors to embrace its unique charm amidst mild, tropical weather.
In December, Aibonito, Puerto Rico experiences a pleasant transition into the cooler months, with temperatures reflecting an inviting climate for both locals and visitors. The average temperature hovers around 24°C (76°F), accompanied by minimums of 20°C (68°F) at night, making evenings comfortably mild. As the month progresses, maximum temperatures can reach up to 30°C (87°F), indicating that the warmth of the day still lingers, reminiscent of preceding months. Overall, December offers a delightful balance between warmth and coolness, setting a picturesque stage for holiday festivities amidst the beautiful Puerto Rican landscape.
In Aibonito, Puerto Rico, December marks a transition into the drier winter months with average precipitation of 45 mm (1.8 in), spread over approximately 16 days of rainfall. While this amount reflects a slight increase from January’s 37 mm and February’s 42 mm, it pales in comparison to the heavy rains of September and October, which see totals surpassing 150 mm. This pattern demonstrates a clear deceleration in rainfall as the year comes to a close, indicating a shift from the high humidity and intense storms of late summer towards a calmer, albeit still wet, climate in the final month of the year. Overall, December serves as a gentle reminder of the diverse precipitation landscape that characterizes Aibonito throughout the seasons.
In Aibonito, Puerto Rico, December brings a humidity level of 76%, aligning closely with the trend observed throughout the year. The humidity remains fairly consistent, peaking in the summer months of July and August at 80%, before gradually tapering down in the fall and winter. Notably, while December's levels mirror those of January and November, they reflect a slight decrease compared to the mid-year highs. This pattern emphasizes Aibonito's relatively stable climate, where humidity fluctuates minimally, fostering a refreshing atmosphere as the year comes to a close.
In December, Aibonito, Puerto Rico, experiences a UV Index of 8, categorized as very high. This marks a noticeable decline from the extreme levels seen in the preceding months, with the index peaking at 14 in May. While December's burn time increases to 15 minutes, indicating slightly less immediate risk, it remains crucial for residents and visitors to be mindful of sun exposure. This pattern highlights a shift towards lower UV intensity as the year wraps up, but the need for sun protection persists. For more detailed information, check the Aibonito UV Index.
UV Risk Categories
December in Aibonito, Puerto Rico, embraces the warmth of the season with 319 hours of sunshine, marking a delightful transition into the new year. As we look back, the months leading up to December reveal a clear trend of increasing sunlight, culminating in the peak of May with an impressive 356 hours. From the start of the year, there is a steady ascent, with sunlight hours reaching their zenith in the spring and summer months; however, December still enjoys considerable brightness, comfortably surpassing January's 257 hours. This consistent availability of sunshine creates a vibrant tapestry of natural beauty, perfect for outdoor adventures and festive celebrations as the island welcomes the holiday season.
In Aibonito, Puerto Rico, December brings a promising 57% chance of sunny weather, positioning it favorably among the cooler months. This figure aligns closely with the trend observed in November at 54% and shows a noticeable uptick compared to the sunniest months in the early year like February at 64% and March at 57%. While the summer months (June to August) tend to dip significantly, December provides a refreshing balance, setting the stage for delightful holiday festivities under the sun. This blend of mild weather and sunshine makes December an attractive time to visit, allowing both locals and tourists to enjoy the outdoors in a pleasantly comfortable environment.
In Aibonito, Puerto Rico, December ushers in a period of consistent 11 hours of daylight, mirroring the preceding months of January and February. As the year transitions, daylight duration begins to increase in March, peaking at 13 hours during the summer months of June and July. Following this peak, daylight gradually recedes in August to 12 hours and continues to trend downward until it returns to the 11-hour mark by November. This cyclical pattern highlights the region's mild yet predictable seasonal shifts, making it a delightful destination for sun seekers throughout the year.
In December, Aibonito experiences average wind speeds of 3.1 m/s (7 mph), marking a noticeable uptick compared to the calmer months preceding it. As the year winds down, this increase invites a crispness to the air, reminiscent of the seasonal transition. This consistent wind pattern reflects a broader trend throughout the year, where early summer months peak with slightly stronger breezes—July reaching 3.8 m/s (9 mph)—before gradually subsiding into the softer whispers of fall. December's winds provide a delightful reminder of nature's rhythm, offering refreshing gusts that complement the festive spirit of the season.
Weather in Aibonito varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Aibonito, focusing on differences in temperature, rainfall, humidity, and UV levels.
In December, temperatures are generally warmer, with a minimum of 20°C (68°F) and a maximum of 30°C (87°F), compared to January's cooler range of 16°C (62°F) to 28°C (83°F). December also sees slightly higher precipitation, averaging 45 mm (1.8 in) over 16 days, while January experiences a reduction in rainfall, totaling 37 mm (1.5 in) across just 12 days. Both months maintain a consistent humidity level of 76%, making the air feel relatively similar despite the temperature changes. For a more detailed look at January's weather, you can visit Aibonito weather in January.
December and February both feature warm temperatures, but there are subtle differences between the two months. In December, the minimum temperature reaches around 20°C (68°F) and averages 24°C (76°F), peaking at a maximum of 30°C (87°F). The month sees approximately 45 mm (1.8 in) of precipitation over 16 days, contributing to a humidity level of 76%. In contrast, February experiences slightly cooler conditions, with a minimum of 19°C (66°F) and an average temperature of 23°C (74°F), maxing out at 29°C (84°F). Precipitation in February is slightly lower, totaling 42 mm (1.6 in) over 12 days, while humidity is marginally less at 75%. For additional details on February weather, check out Aibonito weather in February.
In December, the weather offers a warm climate with temperatures ranging from a minimum of 20°C (68°F) to a maximum of 30°C (87°F), and an average of 24°C (76°F). The month experiences about 45 mm (1.8 in) of precipitation over 16 days, with a humidity level of 76%. In contrast, March presents similar average temperatures, but slightly cooler minimum temperatures at 19°C (66°F) and a maximum of 30°C (85°F). However, it sees a notable increase in precipitation, totaling 78 mm (3.1 in) across the same number of rainy days and a marginally lower humidity at 74%. For more specifics on how the weather trends in March, check out Aibonito weather in March.
In December, temperatures range from a minimum of 20°C (68°F) to a maximum of 30°C (87°F), with an average of 24°C (76°F). The month experiences 45 mm (1.8 in) of precipitation over 16 days, resulting in a humidity level of 76%. In comparison, April sees slightly cooler minimum temperatures at 19°C (66°F) but maintains the same maximum and average temperatures. However, precipitation increases to 70 mm (2.8 in) over 17 days, accompanied by a humidity level of 75%. For detailed information on weather patterns in April, you can visit Aibonito weather in April.
In December, temperatures range from a mild 20°C (68°F) to a maximum of 30°C (87°F), with an average temperature of 24°C (76°F). The month experiences about 45 mm (1.8 in) of precipitation over 16 days, accompanied by a relatively high humidity level of 76%. In contrast, May brings slightly warmer temperatures, with a minimum of 21°C (70°F), an average of 25°C (78°F), and a peak temperature of 31°C (88°F). However, May also sees increased rainfall, with 78 mm (3.1 in) over 19 days, while humidity remains consistent at 75%. For more detailed information, you can check Aibonito weather in May.
December and June present contrasting yet appealing weather patterns. In December, temperatures range from a minimum of 20°C (68°F) to a maximum of 30°C (87°F), with an average of 24°C (76°F). The month sees about 45 mm (1.8 in) of precipitation over 16 days, resulting in a humidity level of 76%. On the other hand, June is slightly warmer, with temperatures starting at 22°C (72°F) and reaching up to 31°C (89°F), averaging at 26°C (79°F). This month experiences more rainfall, totaling 78 mm (3.1 in) across 17 days, and maintaining a similar humidity level at 77%. For more detailed insights into the weather in June, you can visit Aibonito weather in June.
In December, the weather is slightly cooler, with temperatures ranging from a minimum of 20°C (68°F) to a maximum of 30°C (87°F) and an average of 24°C (76°F). The month experiences about 45 mm (1.8 in) of rainfall over 16 days, and the humidity averages around 76%. In contrast, July is warmer, featuring minimum temperatures of 22°C (72°F) and maximum temperatures reaching 32°C (90°F), with an average of 27°C (80°F). This month sees more precipitation, totaling 91 mm (3.6 in) across 18 days, along with slightly higher humidity at 80%. For specific details about the July weather, you can check the following link: Aibonito weather in July.
When comparing the weather in December and August, notable differences emerge. December features slightly cooler temperatures, with a minimum of 20°C (68°F) and an average of 24°C (76°F), while August starts at a higher minimum of 23°C (73°F) and averages 27°C (80°F). The maximum temperatures are also higher in August, reaching 32°C (89°F) compared to 30°C (87°F) in December. In terms of precipitation, August is significantly wetter, with 102 mm (4.0 in) over 18 days, contrasted with December's 45 mm (1.8 in) spread across 16 days. Humidity levels are similar, with December at 76% and August slightly higher at 80%. For more detailed information, you can check Aibonito weather in August.
December weather tends to be slightly cooler than September, with average temperatures ranging from a minimum of 20°C (68°F) to a maximum of 30°C (87°F), compared to September's broader range of 23°C (73°F) to 32°C (90°F). While December sees lower rainfall at 45 mm (1.8 in) over 16 days, September experiences significantly more precipitation with 182 mm (7.2 in) over 26 days. The humidity levels are relatively similar, with December at 76% and September at 79%. For a detailed look at September's conditions, you can visit Aibonito weather in September.
When comparing the weather between December and October, December tends to be slightly cooler and drier. December features temperatures ranging from a minimum of 20°C (68°F) to a maximum of 30°C (87°F), with an average temperature of 24°C (76°F) and 45 mm (1.8 in) of precipitation over 16 days. In contrast, October is warmer, with a minimum of 22°C (72°F), an average of 26°C (79°F), and a maximum of 31°C (89°F). Additionally, October experiences significantly more rainfall, with 154 mm (6.1 in) occurring over 25 days. The humidity levels are also slightly higher in October at 78%, compared to 76% in December. For more details, you can check out Aibonito weather in October.
In comparing the weather between November and December, we observe that both months maintain similar temperature ranges, with December featuring minimums of 20°C (68°F), average temperatures of 24°C (76°F), and maximums of 30°C (87°F). However, November tends to be slightly warmer on average at 25°C (77°F) and experiences higher precipitation, totaling 107 mm (4.2 in) over 19 days compared to December's 45 mm (1.8 in) across 16 days. Additionally, humidity levels remain relatively comparable, with December at 76% and November at 78%. For more detailed insights on November weather, you can refer to Aibonito weather in November.
In December, Aibonito welcomes the cooler temperatures of the winter season, offering a pleasant escape with an average of 24°C (76°F). This month stands out with its increased precipitation, with around 16 rainy days that contribute to the lushness of the scenery. While humidity remains relatively high at 76%, the overall atmosphere is fresh and invigorating compared to the hotter, drier summer months. For those eager to explore Aibonito's unique climate further, you can learn more at Aibonito Climate.