Cataño Climate

Last updated: January 18, 2025

Cataño, Puerto Rico, is characterized by an Am (Tropical Monsoon) climate as classified by the Köppen-Geiger system. This coastal municipality experiences a mild minimum temperature of 21°C (69°F) in January, rising to an average of 26°C (80°F) throughout the year. The warmest months peak at a maximum of 32°C (90°F) in September, contributing to its vibrant ecosystem and unique weather patterns. These climatic conditions foster a tropical environment that significantly influences the region's biodiversity and agricultural practices.

Cataño temperature by month

In Cataño, Puerto Rico, temperature patterns exhibit a warm tropical climate with subtle seasonal variations. The year begins with minimum temperatures around 21°C (69°F) in January and February, gradually rising to 23°C (73°F) by December. Average monthly temperatures remain relatively stable, ranging from 25°C (77°F) in the cooler months to 28°C (82°F) during the hotter summer season. Maximum temperatures peak at 32°C (90°F) from May through September, marking the warmest period of the year, while the transition into the fall and winter months brings slightly cooler yet pleasant weather. Overall, this climate supports a consistent warmth that characterizes Cataño's vibrant environment.

Monthly Temperatures in Cataño, Puerto Rico

The chart illustrates Cataño's temperature patterns throughout the year, with values aggregated from various locations across the region. It highlights seasonal variations and temperature changes across the months.
JanFebMarAprMayJunJulAugSepOctNovDec777677788081828282817978
Data source: Cataño temperature data aggregated from multiple regional locations, generated using Copernicus Climate Change Service information.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

In Catano, the climate shows a notable range in temperatures throughout the year, with January averaging a minimum of 21°C (69°F) and September reaching a maximum of 32°C (90°F). This warm tropical climate makes Catano a consistent destination for those who enjoy mild winters and hot summers. For more detailed information, refer to the monthly temperatures in Catano monthly temperatures in Catano.

Precipitation Patterns in Cataño

Cataño, Puerto Rico experiences a distinctive precipitation pattern influenced by its tropical climate. The year begins with relatively low rainfall, recording 38 mm (1.5 in) in January and slightly increasing to 43 mm (1.7 in) in February. As spring approaches, March sees a notable rise in precipitation, accumulating 67 mm (2.6 in), followed by April and May with 56 mm (2.2 in) and 64 mm (2.5 in), respectively. This gradual increase in rainfall serves as a precursor to the wetter months ahead, with consistent downpours typically spanning 10 to 14 days across these early months.

The summer months bring the peak of Cataño's rainy season, characterized by significant daily rainfall and frequency. July sees a surge to 87 mm (3.4 in), while August escalates further to 99 mm (3.9 in). September experiences the highest monthly precipitation, reaching 173 mm (6.8 in) over approximately 23 days of rainfall. Following this peak, October and November maintain substantial levels of rainfall at 145 mm (5.7 in) and 106 mm (4.2 in), respectively. The rainy season tapers off towards December, culminating the year with 51 mm (2.0 in) of precipitation, creating a dynamic climate shaped by both wet and dry spells.

Monthly Average Precipitation in Cataño, Puerto Rico

The average monthly precipitation in Cataño, providing insights into seasonal rainfall patterns and the region's precipitation trends throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec394367566468879917314510651
Data source: Cataño precipitation data aggregated from multiple regional locations, generated using Copernicus Climate Change Service information.
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Sunshine Duration in Cataño

In Cataño, Puerto Rico, sunshine duration exhibits a clear seasonal trend characterized by a gradual increase from winter to summer. The year begins with 257 hours of sunshine in January, which rises steadily through February and March, reaching 303 hours and 346 hours, respectively. April and May continue this trend, each month also recording 346 hours and peaking at 356 hours in May. This consistent ascent culminates in the summer months when sunlight is abundant, as Cataño basks in nearly 353 hours of sunshine in July and 349 hours in August, providing optimal conditions for outdoor activities and tourism.

As summer transitions into fall, sunshine hours begin to decrease, but the decline is gradual. September still enjoys a robust 313 hours of sunshine, which remains steady through October. However, November marks a slight dip to 299 hours, followed by December, which recovers some of that lost sunshine with 319 hours. Overall, Cataño’s climate boasts a significant quantity of sunshine throughout the year, with the months of May and July standing out as the pinnacle of sunshine duration, making these times particularly enjoyable for both residents and visitors alike.

Monthly Sunshine in Cataño, Puerto Rico

Monthly sunshine duration represents the total hours of direct sunlight Cataño receives each month, excluding periods when the sun is obscured by clouds or other obstructions.
JanFebMarAprMayJunJulAugSepOctNovDec257h303h346h346h356h343h353h349h313h313h299h319h
Data source: Cataño sunshine duration data aggregated from multiple regional locations, generated using Copernicus Climate Change Service information.

Cataño UV Index Trends

Cataño, Puerto Rico, is marked by a fluctuating ultra-violet (UV) Index throughout the year, indicating varying levels of sun exposure and subsequent skin burn risk. The year begins with a UV Index of 9 in January, categorized as "very high," which requires a careful approach to sun exposure, especially with a short burn time of 15 minutes. As the months progress into February and March, the UV Index escalates to an extreme level of 11 and 13, respectively, with a consistent burn time of just 10 minutes through May. This peak reflects the region's latitude, where sunlight is powerful, emphasizing the importance of protective measures during these months.

From May to October, Cataño experiences sustained extreme UV Index levels, consistently at 12 or 13, maintaining a burn time of only 10 minutes. This high UV exposure highlights the need for sun safety practices, particularly for outdoor enthusiasts and beachgoers. As the year winds down, November sees a decrease back to 9, categorized as "very high," and December further dips to 8, yet these winter months still pose significant risks for sunburn. Overall, residents and visitors should remain vigilant year-round, with particular emphasis on sun protection during the summer months when UV exposure peaks.

Monthly Maximum UV Index for Cataño, Puerto Rico

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Cataño. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec911131314131213131298
Data source: Cataño UV Index data aggregated from multiple regional locations, generated using Copernicus Climate Change Service information.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

Daylight Hours in Cataño

In Cataño, Puerto Rico, daylight duration exhibits a consistent and predictable pattern throughout the year, dominated by a tropical climate that offers a substantial number of sunlight hours. The year begins with 11 hours of daylight in both January and February, providing a solid baseline. As the spring months approach, daylight increases slightly to 12 hours in March, remaining steady through April and May. This gradual rise in sunlight aligns with the transition into longer days, allowing for extended outdoor activities as residents enjoy near-optimal daylight conditions.

As summer arrives in June and July, daylight peaks at 13 hours, affording Cataño the maximum exposure to sunlight during these warm months. Following this summer zenith, daylight begins to taper off, returning to 12 hours in August and September. The decline continues into the fall, marked by 11 hours once again in October and persisting through November and December. This shift in daylight duration not only reflects the region's equatorial latitude but also underscores its appeal, allowing for vibrant outdoor experiences year-round amidst the rich natural beauty of Puerto Rico.

Average Monthly Daylight Hours in Cataño, Puerto Rico

This chart shows the total daylight hours Cataño receives each month, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec669h692h722h753h779h792h785h762h732h701h675h662h
Data source: Cataño daylight hours, calculated based on aggregated data for various regional locations, determined by the times between sunrise and sunset.

Climate Highlights of Cataño's Popular Destinations

Catano, Puerto Rico boasts a warm tropical climate characterized by temperatures ranging from a minimum of 21°C (69°F) in January to a peak of 32°C (90°F) during the summer months. The region experiences notable rainfall, particularly in September, which averages 173 mm (6.8 in), making it the wettest month of the year. February typically enjoys the most sunshine, with 303 hours, while precipitation generally increases from May through October. Overall, Catano's climate offers a mix of warmth and humidity, ideal for tropical flora and outdoor activities. For more information, visit Catano climate.

Conclusion

In conclusion, Cataño, Puerto Rico, offers a captivating blend of climatic features that contribute to its vibrant environment. With a tropical monsoon climate characterized by consistent warmth, significant rainfall during the summer months, and ample sunshine year-round, the region provides an ideal setting for outdoor activities and rich biodiversity. The UV Index reflects a strong need for sun protection, particularly during the peak months of intense solar radiation, while the stable daylight duration ensures a fulfilling experience for residents and visitors alike. Together, these climatic elements underscore Cataño's allure as a desirable destination for those seeking both relaxation and adventure in a beautiful tropical paradise.

Discover the Climate of Cataño's Places

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