Last updated: January 18, 2025
Coamo, Puerto Rico, experiences a tropical savanna climate as classified by the Köppen-Geiger system (Am). Characterized by a minimum temperature of 18°C (65°F) in January and peaking at 31°C (87°F) in August, the region maintains an average annual temperature of approximately 25°C (77°F). This warm climate fosters a unique environment, ideal for diverse flora and fauna, and influences the local lifestyle and agricultural practices significantly.
In Coamo, Puerto Rico, temperature patterns exhibit a consistent warm climate throughout the year, with only slight fluctuations marking the seasons. January begins with cooler minimum temperatures around 18°C (65°F), rising to 27°C (81°F) as a maximum by mid-winter. As spring approaches, temperatures gradually increase, with averages maintaining around 24°C (75°F). The transition into summer months brings further warming, peaking in August with maximum temperatures of 31°C (87°F). This warm period continues into September and October, where temperatures stabilize around 30°C (86°F) during the day. As the year closes, temperatures begin to taper off slightly, with December averaging 24°C (76°F), showcasing a narrow yet distinct seasonal trend in Coamo's tropical climate.
Coamo, Mariano Colon, and Los Llanos all experience similar temperature patterns throughout the year, with minimum temperatures reaching 18°C (65°F) in January and maximums peaking at 31°C (87°F) in August for Coamo and Mariano Colon. Meanwhile, Los Llanos records a maximum of 30°C (87°F) in July. For a detailed look at the monthly temperatures, visit monthly temperatures in Coamo, monthly temperatures in Mariano Colon, and monthly temperatures in Los Llanos.
Coamo, Puerto Rico, showcases a distinct precipitation pattern throughout the year, reflecting the region's tropical climate. January and February experience relatively low rainfall, with approximately 35 mm (1.4 in) and 36 mm (1.4 in), respectively, occurring over about 11 days each month. As spring transitions into summer, the precipitation markedly increases, peaking during the months of September and October, which receive about 169 mm (6.7 in) and 131 mm (5.2 in) of rainfall over 24 and 23 days, respectively. This surge in rainfall is indicative of the wet season, significantly impacting local ecosystems and agriculture.
The summer months of July and August also contribute significantly to Coamo's precipitation totals, with 100 mm (3.9 in) and 101 mm (4.0 in), respectively, falling over 18 to 19 days. Following this peak, November experiences a decline with 102 mm (4.0 in) of rain. Interestingly, December sees a further reduction in precipitation to 42 mm (1.7 in), yet this month still retains about 14 rainy days. Overall, the seasonal variability highlights both the abundance and distribution of rainfall, defining the hydrological cycles crucial to the region’s environment.
In Coamo, Puerto Rico, the sunshine duration exhibits a clear seasonal trend, with an unmistakable increase from winter into summer. January begins the year with 260 hours of sunshine, gradually rising through February with 306 hours and reaching 346 hours by March. The transition into spring brings even more sunlight, peaking in May at 359 hours. This upward trajectory highlights the region's shift towards longer days and increased brightness, which continue through the summer months of June and July, where sunshine hours remain robust at 345 and 356 respectively.
As summer transitions into fall, sunshine hours start to decline, although the decrease is gradual and doesn’t drop significantly. August still boasts 352 hours, while September and October see a slight reduction to 316 and 314 hours, respectively. By November, the sunlit hours further diminish to 300, before recovering slightly in December to 320 hours. Overall, this pattern illustrates a vibrant sunny climate, with Coamo enjoying its most radiant periods during late spring and summer, making it an attractive destination for those seeking warmth and light throughout the year.
Coamo, Puerto Rico, experiences a notably high UV Index throughout the year, indicating strong solar radiation that poses a risk for skin damage with minimal exposure. The UV Index peaks in the spring months, reaching 14 in both April and May, categorized as extreme, with a burn time of just 10 minutes. This trend not only underscores the heightened risk during specific times of the year but also highlights the need for sun protection measures, especially for outdoor activities in these months. January exhibits a UV Index of 9, classified as very high, but the risk escalates significantly as the year progresses.
From mid to late spring into summer, the UV Index remains firmly in the extreme category at 13 or 14, particularly from February to September, with only slight fluctuations. Interestingly, as the year culminates, November and December witness a decline back to a very high category, with readings of 10 and 9 respectively and slightly longer burn times of 15 minutes. This consistent high level of UV radiation throughout the year serves as a reminder for residents and visitors alike to remain vigilant about sun safety, reinforcing the importance of protective clothing and sunscreen in this sun-soaked environment.
UV Risk Categories
In Coamo, Puerto Rico, daylight duration demonstrates a stable yet dynamic pattern throughout the year, influenced by its tropical location. The year begins with 11 hours of daylight in both January and February, providing a consistent but shorter span of light. As spring arrives, daylight extends slightly to 12 hours from March through August, reflecting the gradual lengthening of days. This is particularly noticeable during late spring and early summer, as June and July offer the longest daylight periods of 13 hours, allowing residents and visitors ample opportunity to enjoy outdoor activities under the sun.
As summer transitions back to fall and winter, daylight duration begins to decrease again. From August to October, daylight returns to 12 hours, followed by a subsequent drop to 11 hours throughout November and December. This cyclical pattern not only illustrates the natural rhythms of daylight in Coamo but also underscores the region's relatively consistent length of days year-round. The minimal variation in daylight hours ultimately contributes to Coamo's appealing climate, fostering an environment that supports vibrant outdoor lifestyles and recreational opportunities.
Coamo, Puerto Rico enjoys a tropical climate characterized by warm temperatures year-round. The average monthly temperatures range from a mild 24°C (75°F) in January to a peak of 26°C (80°F) in the summer months. Rainfall varies, with September experiencing the highest precipitation at 173 mm (6.8 in), while December sees the least at 46 mm (1.8 in). Sunshine is abundant, particularly in May with 359 hours, contributing to the region's lush landscape. For more details, visit Coamo climate.
Los Llanos, Puerto Rico experiences a tropical climate characterized by warm temperatures throughout the year. Average temperatures range from 24°C (75°F) in winter months to a peak of 26°C (80°F) during the summer. Rainfall is heaviest from September to November, with September averaging 158 mm (6.2 in). The area enjoys ample sunshine, with May receiving the most hours at 359. For more detailed information, visit Los Llanos climate.
The climate in Mariano Colon, Puerto Rico, is characterized by warm temperatures and seasonal rainfall. Monthly average temperatures range from 24°C (75°F) in January to 26°C (80°F) during the summer months, with highs peaking at 31°C (87°F) in August. Precipitation is most abundant from September to November, with September experiencing the highest at 173 mm (6.8 in). Despite the rain, the region enjoys ample sunshine, particularly in May with 359 hours. For more detailed information, visit Mariano Colon climate.
Palmarejo, Puerto Rico, enjoys a tropical climate characterized by warm temperatures year-round, with average monthly highs ranging from 24°C (75°F) in January to 30°C (87°F) in July and August. Precipitation varies significantly, peaking at 173 mm (6.8 in) in September, while January and December receive the least rainfall, around 37 mm (1.5 in) and 46 mm (1.8 in), respectively. The region experiences abundant sunshine, particularly in May, where it receives 359 hours of sunlight, making it ideal for outdoor activities. For more details on the climate conditions, visit Palmarejo climate.
In conclusion, Coamo, Puerto Rico, offers a unique climatic experience characterized by its warm temperatures, significant sunshine, elevated UV levels, and stable daylight duration throughout the year. The tropical savanna climate ensures an atmosphere conducive to both biodiversity and outdoor activities, making it an attractive destination for sun-seekers. With careful consideration of seasonal variations in precipitation, UV exposure, and daylight hours, residents and visitors can fully embrace the opportunities presented by Coamo's climate while prioritizing health and safety under the abundant sun. Whether engaging in agricultural practices or enjoying leisure time, understanding these climatic features enriches the experience of this vibrant Caribbean locale.