Last updated: August 31, 2025
In Catano, Puerto Rico, May brings warm temperatures and notable humidity, with maximums reaching 32°C (90°F) and an average of 27°C (80°F). The month experiences a refreshing minimum temperature of 23°C (73°F), perfect for beach outings and outdoor activities. However, be prepared for occasional rain, as precipitation totals around 64 mm (2.5 in) across 13 days. With humidity levels hovering around 75%, the air feels warm and inviting, creating a tropical ambiance that defines this vibrant coastal region.
In May, Catano, Puerto Rico, begins to warm up noticeably, with temperatures reflecting the onset of summer. The month opens with a minimum of 23°C (73°F) and reaches a pleasant average of 27°C (80°F), peaking at a toasty 32°C (90°F). This marks a gradual increase from the previous months, showcasing a trend of rising temperatures that smoothly transitions into the summer months ahead. The consistent warmth invites locals and visitors alike to enjoy outdoor activities, making May an ideal time to experience the vibrant culture of this coastal paradise. As the days grow longer and sunnier, the allure of Catano's stunning beaches and lush surroundings becomes even more enticing.
In May, Catano, Puerto Rico experiences a notable uptick in rainfall, with precipitation measuring 64 mm (2.5 in) over approximately 13 days. This month marks a transition into a wetter season, as it follows the slightly drier April, which recorded 56 mm (2.2 in). May's precipitation builds momentum leading into the summer months, setting the stage for June's increase to 68 mm (2.7 in). The frequency of rainy days in May, alongside the amount of rain, not only reflects the lush tropical climate but also signals the approach of the peak rainy season, which brings substantial rainfall in the following months. Overall, May serves as a bridge between the milder spring and the significantly wetter summer, highlighting the vibrant climate of this coastal region.
In May, Catano, Puerto Rico experiences a consistent humidity level of 75%, reflecting the region's tropical climate. This level marks a slight decrease from the wetter months of January through April, which hover around 75-76%. As summer approaches, humidity begins to rise again, peaking in July and August at 80%. This trend highlights how May sits at a pivotal point—bridging the transition from the drier spring months to the more humid summer, setting the stage for the sultry days ahead. Overall, the mildly humid atmosphere of May offers a comfortable respite before the heat intensifies.
In May, Catano, Puerto Rico, experiences a striking UV Index of 14, positioning it firmly within the extreme exposure category. This marks a steady peak in UV radiation as the island transitions from earlier months, which already saw high values, like January's index of 9 and February's soaring 11. Throughout the spring and into the early summer, the burn time remains critically short at just 10 minutes under direct sunlight, demanding vigilant sun protection. As May sets the stage for the summer months, with June continuing the trend of extreme UV levels, residents and visitors alike are urged to prioritize their skin health. Plan your sun exposure wisely and stay informed with the latest updates at Catano UV Index.
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In Catano, Puerto Rico, May shines brightly with an impressive 356 hours of sunshine, making it one of the sunniest months of the year. This delightful trend continues from the preceding months of March and April, both averaging 346 hours. As spring transitions into summer, the sun remains a constant companion, peaking in May before gracefully tapering off in June. This pattern showcases Catano's reputation for abundant sunshine, providing ample opportunity for outdoor activities and soaking up the vibrant atmosphere of this beautiful locale. Although there is a slight decline in sunshine hours during the summer months, the overall annual trend reveals a sunny disposition, with each month delivering a generous serving of radiant daylight.
In Catano, Puerto Rico, May presents a moderate likelihood of sunny weather, with a 56% chance of sunshine. This marks a slight improvement from April's 49%, suggesting that the transition from spring to early summer may bring more favorable weather conditions. As the year progresses, the chances of clear skies can fluctuate significantly, peaking in February at 70% before dropping dramatically to just 24% by June. Overall, while May offers a pleasant balance of sun, it’s notable for being one of the more favorable months compared to the wetter summer months that follow. As such, it’s an ideal time for outdoor activities and enjoying the vibrant landscapes of Puerto Rico.
In Cataño, Puerto Rico, the daylight duration exhibits a gradual change throughout the year, reflecting the island's tropical climate. From January to April, the days start with a consistent 11 hours of daylight, before transitioning to 12 hours in March and continuing through May. This period signifies the peak of spring, marked by longer days that are perfect for outdoor activities. As summer approaches in June and July, daylight extends to 13 hours, maximizing sunlight for those longer beach days. However, as the year progresses into late summer and fall, daylight gradually diminishes back to 12 hours from August to September, before settling back to 11 hours in October through December. This cyclical pattern signifies a vibrant seasonal rhythm, allowing residents and visitors to enjoy both the brilliance of extended daylight in summer and the comfort of shorter, cozy days in winter.
In Catano, Puerto Rico, May ushers in a gentle breeze with an average wind speed of 4.4 m/s (10 mph), maintaining a pleasant balance much like the months preceding it. This moderate wind offers a delightful respite from the heat, especially as temperatures begin to rise in the late spring. As we transition from April's calmer 3.8 m/s (9 mph) winds, May holds steady, suggesting a slight uptick in activity that leads into the more robust breezes of summer, peaking in July at 5.3 m/s (12 mph). The month stands out as a bridge between the quieter early months of the year and the increasingly dynamic weather patterns that summer brings, setting the stage for outdoor adventures against a backdrop of swaying palms and vibrant scenery.
Weather in Catano varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Catano, focusing on differences in temperature, rainfall, humidity, and UV levels.
In May, temperatures tend to be warmer, ranging from a minimum of 23°C (73°F) to a maximum of 32°C (90°F), with an average of 27°C (80°F). The month typically experiences more precipitation, with 64 mm (2.5 in) falling over 13 days and humidity levels averaging around 75%. Conversely, January offers slightly cooler temperatures, with a minimum of 21°C (69°F) and a maximum of 29°C (85°F), averaging 25°C (77°F). Precipitation in January is lower at 38 mm (1.5 in) over 12 days, and humidity remains comparably high at 76%. For more details on January weather, you can check Catano weather in January.
In comparing the weather of May and February, May tends to be significantly warmer with average temperatures reaching 27°C (80°F), while February’s average is slightly cooler at 25°C (77°F). May experiences higher maximum temperatures, peaking at 32°C (90°F), compared to February's maximum of 29°C (85°F). Additionally, May sees more precipitation, totaling 64 mm (2.5 in) across 13 days, compared to February’s 43 mm (1.7 in) over 12 days. Interestingly, both months have the same humidity level at 75%, making the air feel equally humid despite the differences in temperature and rainfall. For more details on February weather, you can check Catano weather in February.
In comparing the weather between March and May, we observe that May tends to be slightly warmer, with average temperatures reaching 27°C (80°F) compared to March's average of 25°C (77°F). May also features higher maximum temperatures, peaking at 32°C (90°F), while March's maximum reaches 30°C (86°F). Both months experience similar levels of precipitation, with May totaling 64 mm (2.5 in) over 13 days and March slightly higher at 67 mm (2.6 in) over 14 days. Humidity levels are comparable as well, with May at 75% and March at 74%. For more details on the weather specifics in March, you can check out Catano weather in March.
In comparing the weather between April and May, we see that both months experience relatively warm temperatures, but May tends to be slightly warmer. In April, temperatures range from a minimum of 22°C (71°F) to a maximum of 31°C (88°F), with an average of 26°C (78°F). In contrast, May has a minimum of 23°C (73°F) and peaks at 32°C (90°F), averaging 27°C (80°F). Both months exhibit similar humidity levels at 75%, but May sees increased precipitation, with 64 mm (2.5 in) falling over 13 days compared to April's 56 mm (2.2 in) over 10 days. For a closer look at April conditions, visit Catano weather in April.
In May, temperatures typically range from a minimum of 23°C (73°F) to a maximum of 32°C (90°F), with an average of 27°C (80°F). The month sees about 64 mm (2.5 in) of precipitation over 13 days, accompanied by a humidity level of 75%. In comparison, June brings slightly warmer temperatures, with a minimum of 24°C (75°F) and the same maximum of 32°C (90°F), resulting in a similar average of 27°C (81°F). However, June experiences a bit more rainfall, totaling 68 mm (2.7 in) over 15 days, and humidity levels rise to 77%. For more detailed information on the weather in June, you can refer to Catano weather in June.
In comparison to May, July exhibits slightly warmer temperatures, with average highs reaching 28°C (82°F) compared to May's 27°C (80°F). Both months share the same maximum temperature of 32°C (90°F), but July experiences a higher minimum temperature at 24°C (76°F) versus 23°C (73°F) in May. Additionally, July sees increased precipitation, totaling 87 mm (3.4 in) over 18 days, compared to May's 64 mm (2.5 in) over 13 days. The humidity also rises in July, averaging 80% compared to 75% in May. For more details on July's weather patterns, you can check Catano weather in July.
In May, temperatures range from a minimum of 23°C (73°F) to a maximum of 32°C (90°F), averaging around 27°C (80°F) with a humidity level of 75%. The month experiences about 64 mm (2.5 in) of precipitation spread over 13 days. In contrast, August sees slightly warmer temperatures, with a minimum of 24°C (76°F) and an average of 28°C (82°F), while still reaching a maximum of 32°C (90°F). Precipitation increases to 99 mm (3.9 in) over 18 days, contributing to a higher humidity level of 80%. For more details on what to expect in August, visit Catano weather in August.
May and September exhibit similar high temperatures, with both months reaching a maximum of 32°C (90°F) and an average temperature slightly higher in September at 28°C (82°F). However, May typically experiences less precipitation, averaging 64 mm (2.5 in) over 13 rainy days, compared to September, which sees a significant increase in rainfall with 173 mm (6.8 in) over 23 days. Additionally, humidity levels are slightly elevated in September at 79%, compared to 75% in May. This makes September generally feel more humid and wetter, which is important to consider if you're planning activities during that time. For more information, check Catano weather in September.
In comparing the weather of May and October, both months exhibit warm temperatures, with average highs around 27°C (81°F) and peaks reaching up to 32°C (90°F in May and 89°F in October). However, October tends to experience slightly higher minimum temperatures, averaging around 24°C (75°F) compared to May's 23°C (73°F). A notable difference is in precipitation; October sees significantly more rainfall, accumulating 145 mm (5.7 in) over 22 days, while May has only 64 mm (2.5 in) across 13 days. Additionally, humidity levels are slightly elevated in October at 78%, compared to 75% in May. For a detailed look at the weather in October, you can check Catano weather in October.
When comparing the weather in May and November, both months exhibit warm temperatures, with May showing a minimum of 23°C (73°F) and an average of 27°C (80°F), while November maintains similar values with a minimum of 23°C (74°F) and an average of 26°C (80°F). However, November tends to be slightly wetter, receiving 106 mm (4.2 in) of precipitation over 16 days compared to May's 64 mm (2.5 in) over 13 days. Humidity levels are also a bit higher in November at 78% compared to May's 75%. For more specific details about November weather, you can check this link: Catano weather in November.
In May, temperatures range from a minimum of 23°C (73°F) to a maximum of 32°C (90°F), with an average of 27°C (80°F). The month sees about 64 mm (2.5 in) of precipitation over 13 days, while humidity hovers around 75%. In contrast, December features slightly cooler conditions, with temperatures varying from a minimum of 23°C (73°F) to a maximum of 31°C (87°F) and an average of 26°C (78°F). Precipitation decreases to 51 mm (2.0 in) but occurs over a longer stretch of 16 days, resulting in a humidity level of 76%. For a detailed look at December weather, you can visit Catano weather in December.
As May unfolds in Cataño, the weather begins to shift towards warmer temperatures and higher humidity, setting the stage for the summer months ahead. With a noticeable increase in both heat and precipitation, this month stands out from the cooler, drier conditions of earlier spring. Rainfall, while moderate, contributes to the lush landscape, embodying the vibrant essence of tropical life. As you step into the warmth, it's a reminder that the inviting climate of Puerto Rico is at its peak. For a deeper understanding of how May's weather fits into the overall pattern, check out Catano Climate.