Last updated: August 31, 2025
December in Loiza, Puerto Rico, showcases a delightful tropical climate, with maximum temperatures reaching a warm 31°C (87°F) and an average temperature of 26°C (78°F). The minimum temperature dips to a comfortable 23°C (73°F), making it an enjoyable time for outdoor activities. While the month experiences 51 mm (2.0 in) of rainfall spread over 16 days, the high humidity level of 76% enriches the lush surroundings, contributing to the vibrant beauty of this coastal town. Whether you're exploring the local culture or basking in the natural scenery, December offers a warm and inviting atmosphere in Loiza.
As December rolls in, Loiza, Puerto Rico experiences a gentle transition into the winter season, offering warm temperatures that attract visitors seeking a tropical escape. With minimums around 23°C (73°F) and averages hovering at 26°C (78°F), the month maintains a pleasant warmth that is characteristic of the region. Daytime highs reach 31°C (87°F), making it an ideal time for sun-soaked beach days and vibrant festivities. The slight dip in temperatures from the highs of previous months signals the onset of the cooler season, yet December remains comfortably warm, inviting both relaxation and adventure against the backdrop of stunning Caribbean scenery. Whether you're enjoying local celebrations or exploring the lush landscapes, December in Loiza promises a delightful blend of warmth and festive spirit.
In December, Loiza, Puerto Rico experiences a significant drop in precipitation compared to the preceding months, with rainfall averaging 51 mm (2.0 in) over 16 days. This marks a notable decrease from the heavy downpours seen in September, where 173 mm (6.8 in) fell across 23 days, and the rainy pattern continues into October and November. While December sees less rainfall, it still retains a touch of moisture, reminding residents of the wetter months ahead. As the year wraps up, the transition to drier conditions offers a brief respite before the cycle of rain begins anew, providing a balance to the island's typically lush environment.
In December, Loiza, Puerto Rico experiences a humidity level of 76%, marking a slight drop from the previous month. Throughout the year, humidity levels in this coastal paradise generally oscillate between 74% and 80%, indicating a warm and moist tropical climate. The summer months, particularly July and August, see the highest humidity, peaking at 80%. However, as the year winds down, the humidity gently tapers off in the cooler months, creating a comfortable, albeit still humid, atmosphere for visitors. This subtle shift reflects the region's steady patterns, balancing warmth with refreshing breezes, which makes December an inviting time to enjoy the island's natural beauty.
Throughout the year, Loiza, Puerto Rico, experiences significant fluctuations in UV Index levels, highlighting the importance of sun safety. From January's high UV Index of 9 with a very high exposure category, the sun's intensity surges, peaking at 14 in May—an indication of an extreme exposure risk that persists through the summer months. Notably, the UV Index remains elevated at 13 from March through September, signaling a consistent need for protective measures during this period. With December ushering in a slight decrease to a UV Index of 8—still categorized as very high—the trend emphasizes that vigilance against sunburn remains crucial year-round. For more information on sun safety in Loiza, visit Loiza UV Index.
UV Risk Categories
In Loiza, Puerto Rico, December offers a delightful blend of warm weather and ample sunshine, with an impressive 319 hours of sunlight gracing the month. As the year draws to a close, sunshine levels remain robust, reflecting the area's overall trend of consistently high sunlight throughout the year. From January's 257 hours to the peak in May with 356 hours, it's clear that Loiza enjoys an abundance of sunshine, making it a perfect escape for sun-seekers. While the summer months hold slightly more light, December’s generous offerings ensure that residents and visitors alike can bask in the vibrant tropical atmosphere. As you stroll along the beautiful coast or explore the lush landscapes, the warm December sunlight is a charming reminder that paradise is just a ray away.
In Loiza, Puerto Rico, December presents a decent 63% chance of sunny weather, making it a favorable time for sun-seekers. This statistic reflects a trend of increasing sunshine as the year winds down, following November's 61% likelihood. While the peak sunniest months come earlier in the year—February boasts a striking 70%—December remains an appealing choice for outdoor activities, just slightly behind the sunniest months. The gradual decline from the high of June's 24% shows a consistent rebound toward the end of the year, enhancing the allure of a tropical getaway in December. Whether you plan to relax on the beach or explore the vibrant culture, Loiza offers a welcoming sunny forecast to brighten your holiday season.
In Loiza, Puerto Rico, the rhythm of daylight follows a predictable yet captivating cycle throughout the year. As winter embraces December, residents enjoy 11 hours of daylight, mirroring the shorter days of both January and February. The days gradually lengthen from March through June, peaking with an impressive 13 hours of sunlight during the summer months of June and July. As summer gives way to autumn, daylight gradually decreases again, settling into familiar patterns of 12 hours in August and September before tapering back to 11 hours by the end of the year. This steady ebb and flow of sunlight not only defines the island's climate but also enriches daily life, from vibrant sunsets to the lush landscape bathed in golden light.
As December settles in Loiza, Puerto Rico, the average wind speed picks up slight momentum, reaching 4.4 m/s (10 mph), a refreshing finish to the year's breezy trends. This month sees the wind's return to a moderate pace, mirroring the gentle gusts of late spring. In fact, December's winds maintain a consistent vibe with those of both May and June, suggesting a transitional calm after a series of less blustery months in the fall. Compared to earlier fluctuations, especially the peak July wind speed of 5.3 m/s (12 mph), December offers a more serene breeze, perfect for long walks along the beach or leisurely outdoor gatherings. As the year closes, the winds not only provide a comforting embrace but also a gentle reminder of nature's cycles, encouraging residents and visitors alike to savor the festive spirit.
Weather in Loiza varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Loiza, focusing on differences in temperature, rainfall, humidity, and UV levels.
In December, the weather is slightly warmer with average temperatures reaching 26°C (78°F) and a maximum of 31°C (87°F), while January sees a slight decrease in average temperature to 25°C (77°F) and a max of 29°C (85°F). December experiences more rainfall, totaling 51 mm (2.0 in) over 16 days, compared to January's 38 mm (1.5 in) over just 12 days. Both months maintain a consistent humidity level of 76%. For a more detailed look at January conditions, you can visit Loiza weather in January.
December and February in Loiza present a relatively warm tropical climate, though there are some noticeable differences between the two months. December typically experiences slightly higher temperatures, with average highs reaching 31°C (87°F) compared to February's max of 29°C (85°F). Additionally, December tends to be wetter, averaging 51 mm (2.0 in) of precipitation over 16 days, while February sees less rain at 43 mm (1.7 in) over 12 days. Humidity levels remain similar, with December at 76% and February just slightly lower at 75%. For more detailed insights, you can check out Loiza weather in February.
When comparing the weather between December and March, we see some notable differences. December tends to be slightly warmer, with average temperatures ranging from a minimum of 23°C (73°F) to a maximum of 31°C (87°F), while March shows a bit cooler average with minimums at 21°C (71°F) and maxing out at 30°C (86°F). In terms of precipitation, December experiences 51 mm (2.0 in) over 16 days, while March receives more rainfall, totaling 67 mm (2.6 in) across 14 days. Humidity levels are fairly comparable, with December at 76% and March slightly lower at 74%. For a closer look at the specifics of March weather, you can visit Loiza weather in March.
In comparing December and April weather, both months exhibit similar average temperatures, hovering around 26°C (78°F). However, December experiences slightly higher maximum temperatures reaching up to 31°C (87°F), while April matches this peak at 31°C (88°F). Precipitation is a bit more prevalent in April, with 56 mm (2.2 in) noted over 10 days compared to December's 51 mm (2.0 in) over 16 days. Humidity levels remain relatively comparable, with December at 76% and April at 75%. For more detailed information on April's weather, you can visit Loiza weather in April.
In December, the temperature typically ranges from a minimum of 23°C (73°F) to a maximum of 31°C (87°F), with an average of 26°C (78°F). This month sees about 51 mm (2.0 in) of precipitation over 16 days and maintains a humidity level of 76%. In contrast, May experiences a slightly warmer range, with temperatures starting at 23°C (73°F) and rising to 32°C (90°F), and an average temperature of 27°C (80°F). Precipitation in May increases to 64 mm (2.5 in) over 13 days, with a humidity level slightly lower at 75%. For more detailed insights on this month's weather, you can visit Loiza weather in May.
In December, the weather is generally warm, with temperatures ranging from a minimum of 23°C (73°F) to a maximum of 31°C (87°F) and an average of 26°C (78°F). However, this month sees about 51 mm (2.0 in) of precipitation spread over 16 days, contributing to a humidity level of 76%. In comparison, June offers slightly warmer conditions, with temperatures ranging from a minimum of 24°C (75°F) to a maximum of 32°C (90°F), and an average of 27°C (81°F). Although June has more rainfall, totaling 68 mm (2.7 in) over 15 days, the humidity remains comparable at 77%. For a detailed look at the weather specifics for June, you can check Loiza weather in June.
In December, the weather is characterized by a warm climate, with average temperatures ranging from a minimum of 23°C (73°F) to a maximum of 31°C (87°F). The month experiences about 51 mm (2.0 in) of precipitation over 16 days, and the humidity is relatively high at 76%. In contrast, July tends to be slightly warmer with average temperatures from 24°C (76°F) to 32°C (90°F), along with increased precipitation of 87 mm (3.4 in) over 18 days and humidity peaking at 80%. Both months provide warm tropical weather, but July is generally wetter and a bit more humid. For more details on the weather in July, you can check Loiza weather in July.
In December, the weather in Loiza presents slightly cooler temperatures, with an average of 26°C (78°F) and maximums reaching 31°C (87°F), compared to the warmer August, where average temperatures rise to 28°C (82°F) and can peak at 32°C (90°F). Precipitation levels are also lower in December, with 51 mm (2.0 in) over 16 days, whereas August experiences significantly higher rainfall totaling 99 mm (3.9 in) across 18 days. Humidity remains relatively high in both months, with December at 76% and August at 80%. For more detailed information, check out Loiza weather in August.
When comparing the weather in December and September, we see noticeable differences in temperature and precipitation. In December, temperatures range from a minimum of 23°C (73°F) to a maximum of 31°C (87°F), with an average of 26°C (78°F) and humidity at 76%. In contrast, September offers slightly warmer conditions, with temperatures ranging from a minimum of 24°C (76°F) to a maximum of 32°C (90°F), averaging 28°C (82°F) and a higher humidity level of 79%. Precipitation also varies significantly; December receives about 51 mm (2.0 in) over 16 days, while September sees a much wetter month with 173 mm (6.8 in) across 23 days. For more detailed insights into September's weather, you can visit Loiza weather in September.
December experiences slightly cooler temperatures compared to October, with average highs of 31°C (87°F) compared to October's 32°C (89°F). While December has a minimum temperature of 23°C (73°F), October starts at a slightly higher minimum of 24°C (75°F). Precipitation is noticeably lower in December, with 51 mm (2.0 in) over 16 days, compared to October's 145 mm (5.7 in) over 22 days, making December a drier month overall. Humidity remains quite similar in both months, with December at 76% and October at 78%. For more detailed weather information, check out this link: Loiza weather in October.
In comparing the weather between December and November, we see that both months maintain a similar temperature range, with December having a minimum temperature of 23°C (73°F) and a maximum of 31°C (87°F), just like November. However, November experiences significantly higher precipitation at 106 mm (4.2 in) compared to December's 51 mm (2.0 in), despite both months having rain on 16 days. Additionally, humidity levels slightly drop from 78% in November to 76% in December. For more detailed insights, you can check Loiza weather in November.
As the year winds down, December in Loiza brings a unique blend of tropical warmth and seasonal shifts. With temperatures averaging around 26°C (78°F), it's an excellent time for visitors to enjoy the island's vibrant culture and stunning scenery. However, the month is also marked by a noticeable increase in precipitation, with rain gracing about half the days. This moisture, coupled with a humidity level of 76%, creates a lush environment that contrasts with the drier months earlier in the year. Those looking to explore the beauty of Loiza should embrace the refreshing rains, knowing they add to the island's tropical charm. For a deeper dive into what to expect throughout the year, check out the comprehensive guide on Loiza Climate.