Last updated: January 18, 2025
Peñuelas, Puerto Rico, exhibits a tropical monsoonal climate classified under the Köppen-Geiger system as Am. Characterized by a minimum temperature of 18°C (65°F) in January, the region enjoys an average temperature of 25°C (78°F) throughout the year. The peak warmth occurs in August, with maximum temperatures reaching 31°C (89°F). This climate profile highlights the region's warm and humid conditions, setting the stage for a diverse ecosystem and influencing local agricultural practices.
Temperature patterns in Peñuelas, Puerto Rico, reveal a warm tropical climate with consistent conditions year-round. The year begins cool, with January temperatures ranging from a minimum of 18°C (65°F) to a maximum of 28°C (83°F). As winter transitions into spring, February and March maintain similar averages, while April sees a slight increase in minimum temperature. May marks the onset of hotter conditions, with maximums reaching 29°C (85°F). The summer months of June through August showcase peak temperatures, consistently hitting 31°C (89°F) in August, accompanied by warmer averages and minimums. As the year concludes, temperatures gradually decrease, illustrating a mild return to the cooler range experienced at the year's start. Overall, Peñuelas exhibits a stable warm climate, with only modest fluctuations as seasons change.
Precipitation in Peñuelas, Puerto Rico, follows a distinct seasonal pattern that significantly influences the local climate. The beginning of the year, particularly January and February, sees relatively low rainfall, with January recording just 19 mm (0.8 in) over 6 days and February slightly increasing to 26 mm (1.0 in) across 5 days. As spring approaches, March and April witness a rise in precipitation, reaching 53 mm (2.1 in) and 55 mm (2.1 in) respectively, as rain begins to play a more prominent role in the climate.
The summer months bring a notable increase in rainfall, peaking in September, which experiences a substantial 167 mm (6.6 in) over 23 days. July and August also contribute to this trend, with monthly totals of 90 mm (3.5 in) and 94 mm (3.7 in) respectively. The fall months continue to exhibit significant rainfall, particularly October with 107 mm (4.2 in), while November sees a decrease to 87 mm (3.4 in). By December, precipitation drops again to 25 mm (1.0 in) over 6 days, indicating a return to drier conditions as the year ends.
In Peñuelas, Puerto Rico, sunshine duration demonstrates a clear seasonal trend characterized by a gradual increase as winter transitions to summer. Beginning the year, January records 261 hours of sunshine, which gradually rises through February (307 hours) and March (348 hours). This trend continues into April and May, reaching its apex with 361 hours of sunshine in May, the sunniest month of the year, which heralds the arrival of the dry season. During this period, the extended daylight not only enhances the region's tropical charm but also supports various agricultural activities.
As summer progresses, sunshine hours remain high, with July and August registering 359 hours and 353 hours respectively. However, as the transition to fall occurs, there is a subtle decline in sunshine hours, with September and October seeing 317 hours and 316 hours respectively. By the end of the year, November experiences a further dip to 299 hours, followed by a slight rebound in December at 320 hours. This pattern highlights not just the vibrant summer months but also underscores the relative decrease in sunlight during the later part of the year, marking an important aspect of Peñuelas' climatic landscape.
In Peñuelas, Puerto Rico, the UV Index exhibits significant variability throughout the year, reflecting the intense sun exposure common to tropical regions. The year begins with a UV Index of 9 in January, categorized as very high, with a burn time of 15 minutes. This intensity escalates sharply in February, reaching 11, and peaks in March, April, and May with an extreme UV Index of 13 to 14. During these months, individuals are at high risk for sunburn, necessitating protective measures if they are outdoors for more than 10 minutes.
As summer unfolds, the UV Index stabilizes at 13 for several months, maintaining the extreme category until October, which sees a slight reduction to 12. In November, the UV Index drops to 9, reverting to the very high category, and concludes the year in December at 8, still indicative of significant sun exposure. Throughout the year, the persistent high UV Index highlights the importance of sun protection measures for residents and visitors alike, particularly during the peak months, to mitigate the risk of harmful effects from UV radiation.
UV Risk Categories
In Peñuelas, Puerto Rico, daylight duration remains relatively consistent throughout the year, reflecting the region's tropical climate. January and February both provide 11 hours of daylight, typical for winter months, before gradually increasing to 12 hours in March, April, and May. This slight extension in daylight aligns with the approach of the summer solstice, where longer days are common.
As the summer reaches its peak in June and July, daylight extends to 13 hours, offering ample time for outdoor activities and sunlight exposure. Following this summer high, daylight duration begins to decrease in August and September, settling back to 12 hours. By October, November, and December, daylight returns to 11 hours, highlighting a cyclical pattern that effectively marks the seasonal transitions in Peñuelas. This stability in daylight hours reinforces the consistent warmth and vibrant lifestyle characteristic of this tropical locale.
Penuelas, Puerto Rico enjoys a warm tropical climate with temperatures ranging from a minimum of 18°C (65°F) in January to a maximum of 31°C (89°F) in August. The region experiences its highest rainfall in September, averaging 167 mm (6.6 in), while January sees the least precipitation at 19 mm (0.8 in). Sunlight is abundant, peaking in May with 361 hours, contributing to the overall pleasant weather throughout the year. For more detailed information, visit Penuelas climate.
Santo Domingo, Puerto Rico enjoys a tropical climate characterized by warm temperatures year-round, with averages ranging from 24°C (76°F) in January to 27°C (81°F) in the summer months. The region experiences a rainy season from July to September, with September being the wettest month, receiving approximately 167 mm (6.6 in) of rain. Despite the precipitation, sunshine is abundant, with May typically offering the highest hours at 361. Visitors can expect pleasant, warm weather, making it an ideal destination for outdoor activities. For more details, visit Santo Domingo climate.
Tallaboa, Puerto Rico, experiences a tropical climate characterized by warm temperatures year-round, with average highs ranging from 24°C (76°F) in January to 27°C (81°F) in the summer months. The region receives the most rainfall in September, totaling 167 mm (6.6 in), while January is relatively drier with only 19 mm (0.8 in) of precipitation. Sunshine is abundant, peaking in May with 361 hours, ensuring plenty of bright days throughout the year. For more detailed information about the climate, visit Tallaboa climate.
Tallaboa Alta, Puerto Rico, experiences a tropical climate characterized by warm temperatures and notable rainfall. Throughout the year, temperatures range from a minimum of 18°C (65°F) in January to a maximum of 31°C (88°F) in July and August, with an average around 25°C (77°F). Rainfall is most abundant from September to November, peaking at 167 mm (6.6 in) in September. The sun shines brightly, especially from February to May, with over 300 hours of sunshine each month during this period. For more detailed information, visit Tallaboa Alta climate.
In conclusion, Peñuelas, Puerto Rico, showcases a distinctive tropical climate characterized by warm temperatures, significant sunshine, and high UV exposure throughout the year. With a Köppen-Geiger classification of Am, the region experiences mild variations in temperature, particularly as it transitions from cooler months to hotter summers. The patterns of precipitation highlight a wet season peaking in September, while the consistent daylight duration provides residents and visitors with ample opportunities to enjoy outdoor activities year-round. Collectively, these climatic elements underscore the importance of sun safety and environmental awareness, promoting a balanced approach to living in this beautiful tropical paradise.