Last updated: August 31, 2025
Experience the delightful May weather in Rincón, Puerto Rico, where temperatures typically reach a maximum of 29°C (85°F) and maintain a comfortable average of 26°C (80°F). The evenings offer a soothing minimum of 24°C (75°F), perfect for enjoying the outdoors. Although May sees about 49 mm (1.9 in) of rainfall spread over 14 days, the lush surroundings thrive under the 75% humidity, creating a vibrant landscape. Visitors can expect a mix of sunny days and refreshing showers, making it an ideal time to explore this beautiful coastal town.
In May, temperatures in Rincon, Puerto Rico reflect the subtle shift into warmer weather, with a minimum of 24°C (75°F) and a comfortable average of 26°C (80°F). As the days lengthen and the summer season approaches, the maximum temperature reaches 29°C (85°F), providing an ideal backdrop for beach activities and outdoor adventures. Compared to previous months, May maintains a pleasant warmth, slightly nudging up from April's statistics while consistently hovering around the mid-20s°C. This trend sets the stage for the hotter months ahead, ensuring that visitors can enjoy the balmy tropical climate before the summer heat truly arrives.
As May transitions into the heart of the rainy season in Rincon, Puerto Rico, it brings with it a noticeable uptick in precipitation, with 49 mm (1.9 in) of rainfall over 14 days. This marks an increase from the previous months, as April recorded 39 mm and just 12 days of rain, signaling a shift towards the wetter conditions that define the summer months. The persistent showers not only contribute to lush landscapes but also set the stage for the more intense rainfalls seen in June and July. May's rise in precipitation showcases the region's dynamic weather patterns, offering both challenges and beauty to this tropical paradise.
In Rincon, Puerto Rico, the humidity in May hovers at a comfortable 75%, consistent with the trends established in the preceding months. As spring transitions to summer, humidity levels maintain a moderate steady state, particularly following the slight dips of March and April. This sets the stage for the upcoming summer months, where humidity begins to rise, peaking at 80% in July and August. Overall, May offers a pleasant balance, with humidity remaining relatively stable, making it an ideal time for outdoor activities before the heat intensifies.
In Rincon, Puerto Rico, May marks the peak of the UV Index, with a striking rating of 14, placing it firmly in the extreme exposure category. As sunlight becomes increasingly intense, the recommended burn time shrinks to just 10 minutes—a trend consistent with the preceding months of March, April, and the following months of June and July, which maintain a similarly extreme rating. This pattern emphasizes the need for diligent sun protection during late spring and early summer when UV radiation reaches its zenith. Visitors and locals alike should take heed of the rising UV levels and ensure they are adequately prepared for outdoor activities. For more detailed information, check out the Rincon UV Index.
UV Risk Categories
As spring transitions to summer, Rincon, Puerto Rico basks in a delightful embrace of sunlight, particularly in May, when the island enjoys an impressive 361 hours of sunshine. This peak illuminates the trend of increasing daylight hours from January's modest 261 hours to April's 352 hours, culminating in May’s sun-filled glory. The warmth continues throughout the summer, with July maintaining the same radiant total, while August and September see a gentle ebb to 352 and 316 hours, respectively. This rhythmic pattern of sun-filled days not only enhances the lush landscapes but also invites visitors to soak in the vibrant atmosphere, making Rincon an ideal escape during this sun-drenched month.
As you plan your visit to Rincon, Puerto Rico, it’s important to consider the likelihood of sunny weather in May, where the chance of sun stands at 58%. This trend aligns closely with the sunny disposition experienced in January and March, both hovering around the same percentage. Interestingly, May follows a dip in sunshine likelihood from April’s 51%, hinting at a potential resurgence in sunnier days as the region transitions from spring to early summer. While June sees a drop to 33%, May presents a relatively favorable window for sun-seekers, making it an appealing time for beach lovers and outdoor adventurers alike.
As spring unfolds in Rincon, Puerto Rico, the daylight duration gradually stretches, providing a delightful blend of warmth and light. In March and April, days lengthen to an inviting 12 hours, paving the way for May, which maintains this optimal daylight. Following this, the sun shines even brighter in June and July, reaching a peak of 13 hours—perfect for beach lovers and sunset chasers alike. As summer ebbs into fall, daylight begins to recede gradually, dropping back to 12 hours in August and September, and then returning to 11 hours through the winter months. This consistent rhythm of daylight creates an inviting atmosphere for both residents and visitors to revel in the beauty of the island year-round.
May in Rincon, Puerto Rico, brings a gentle breeze with an average wind speed of 3.5 m/s (8 mph), marking it as one of the calmer months of the year. Following the slight uptick in wind speeds from the previous months of January through April, May sees a dip, continuing the trend of moderate conditions that set the tone for the summer. As the region shifts towards the warmer months of June and July, where winds pick up to around 4.0 m/s (9 mph), May serves as a tranquil transition, perfect for those looking to enjoy the stunning beaches and outdoor activities without the interference of strong gusts. This pattern highlights Rincon’s characteristic seasonal variations, offering a delightful mix of serenity and gradual energy as the summer approaches.
Weather in Rincon varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Rincon, focusing on differences in temperature, rainfall, humidity, and UV levels.
In comparing the weather of May and January, May tends to be slightly warmer with average temperatures ranging from a minimum of 24°C (75°F) to a maximum of 29°C (85°F), while January has a narrower range with a minimum of 23°C (73°F) and a maximum of 28°C (84°F). Additionally, May experiences significantly more rainfall, accumulating 49 mm (1.9 in) over 14 days, compared to January's 16 mm (0.6 in) over just 4 days. Humidity levels are fairly similar between the two months, with May at 75% and January at 76%. For a more detailed view of January's climate, you can visit Rincon weather in January.
When comparing the weather in May and February, it's clear that both months experience a similar level of humidity, at 75%. However, May is generally warmer, with average temperatures reaching 26°C (80°F) compared to February's average of 25°C (77°F). Additionally, May sees higher maximum temperatures, peaking at 29°C (85°F), while February's maximum is 28°C (83°F). Precipitation also varies significantly; May receives more rainfall at 49 mm (1.9 in) over 14 days, while February has less at just 21 mm (0.8 in) spread over 7 days. For those interested in specific conditions during February, more details can be found at Rincon weather in February.
In March, the weather is slightly cooler with temperatures ranging from a minimum of 22°C (73°F) to a maximum of 28°C (83°F) and an average of 25°C (77°F). The month experiences 38 mm (1.5 in) of precipitation over about 11 days, with a humidity level of 74%. By May, temperatures rise a bit, with minimums at 24°C (75°F) and maximums reaching up to 29°C (85°F), averaging around 26°C (80°F). Precipitation increases to 49 mm (1.9 in) over approximately 14 days, while humidity remains high at 75%. For more detailed insights, you can check Rincon weather in March.
In comparing the weather between April and May, both months exhibit mild temperatures with averages around 26°C (78°F to 80°F). However, May tends to be slightly warmer, with minimum temperatures reaching 24°C (75°F) compared to April's 23°C (74°F). Precipitation levels also show an increase in May, totaling 49 mm (1.9 in) over 14 days, while April saw 39 mm (1.5 in) over 12 days. Humidity remains consistent at 75% for both months. For a closer look at April's weather specifics, you can visit Rincon weather in April.
In comparing the weather in May and June, we observe that both months exhibit warm temperatures, with May having a slight edge in maximum temperatures, reaching up to 29°C (85°F) compared to June's 30°C (87°F). The minimum temperatures remain stable at around 24°C (75°F) to 24°C (76°F), and the average temperature also shows a modest increase from May's 26°C (80°F) to June's 27°C (81°F). Precipitation levels are nearly identical, with May receiving 49 mm (1.9 in) and June slightly lower at 48 mm (1.9 in), both with rain on approximately 14 days. Humidity also sees a minor increase, from 75% in May to 77% in June, adding to the tropical feel. For more detailed June weather insights, you can check Rincon weather in June.
When comparing the weather in May and July, we observe a gradual increase in temperature and humidity. May experiences a minimum temperature of 24°C (75°F) and an average of 26°C (80°F), with maximum temperatures reaching 29°C (85°F). The month sees about 49 mm (1.9 in) of precipitation over 14 days, along with a humidity level of 75%. In contrast, July features slightly higher temperatures, with minimums around 25°C (78°F), an average of 28°C (82°F), and maximums peaking at 31°C (88°F). July also receives increased precipitation, totaling 69 mm (2.7 in) over 15 days, coupled with a humidity rise to 80%. For a more detailed understanding of July weather specifics, you can check Rincon weather in July.
In comparing the weather between May and August, we see a gradual increase in temperatures and humidity. May typically experiences a minimum temperature of 24°C (75°F) and an average of 26°C (80°F), peaking at 29°C (85°F). The month registers an average precipitation of 49 mm (1.9 in) over 14 days, with a humidity level around 75%. In contrast, August is slightly warmer, with minimum temperatures of 25°C (77°F), an average of 28°C (82°F), and a maximum of 31°C (88°F). Precipitation rises to 64 mm (2.5 in) over 15 days, accompanied by higher humidity at 80%. For more details on August weather, you can check this link: Rincon weather in August.
In comparing the weather of May and September, both months offer warm temperatures but with notable differences. May sees a minimum temperature of 24°C (75°F) and an average of 26°C (80°F), while September is slightly warmer, with a minimum of 25°C (78°F) and an average of 28°C (82°F). The maximum temperatures in September also peak higher at 31°C (87°F) compared to May's 29°C (85°F). However, September experiences significantly more precipitation, with 141 mm (5.5 in) over 18 days, whereas May's rainfall is much lighter at 49 mm (1.9 in) over 14 days. Humidity levels are similar, with May at 75% and September slightly higher at 79%. For a more detailed look at September's weather, you can check Rincon weather in September.
May and October exhibit similar warm climates, with October slightly edging out May in temperature averages. In May, temperatures range from a mild 24°C (75°F) at night to a pleasant 29°C (85°F) during the day, while October sees a minimum of 25°C (77°F) and a maximum of 31°C (88°F). Both months experience comparable humidity levels around 75% to 78%, and interestingly, they both have rainfall for about 14 days. However, October receives more precipitation with 71 mm (2.8 in) compared to May's 49 mm (1.9 in). For a detailed look at October weather patterns, you can visit Rincon weather in October.
May and November share similar warm temperatures, with average highs around 29°C (85°F) in May and slightly warmer at 30°C (86°F) in November. Both months also experience high humidity levels, hovering between 75% in May and 78% in November. However, November tends to be a bit wetter, recording 66 mm (2.6 in) of precipitation over 13 days, compared to May's 49 mm (1.9 in) over 14 days. For more detailed information on November weather, you can check out Rincon weather in November.
In comparing the weather in May and December, both months feature similar temperature ranges, with minimums around 24-23°C (75-74°F), average highs of approximately 26-29°C (79-85°F), and high humidity levels hovering around 75-76%. However, May experiences significantly more precipitation, totaling 49 mm (1.9 in) over 14 days, while December sees just 19 mm (0.8 in) across only 4 days. This stark contrast in rainfall makes December notably drier and more favorable for outdoor activities. For more detailed information on December weather, you can check this link: Rincon weather in December.
As May rolls in, Rincon experiences a noticeable shift in weather compared to the preceding months. The temperatures remain warm, with averages hovering around 26°C (80°F), but the increasing humidity of 75% adds a sultry touch to the air. While rainfall begins to pick up, resulting in an average of 14 days of precipitation, the total rainfall is relatively moderate at 49 mm (1.9 in), suggesting that sun-soaked moments are still plentiful. This blend of warmth and moisture marks the transition into the more vibrant summer months, encouraging a rich tapestry of outdoor activities. For more insights into how May fits into the larger pattern, visit Rincon Climate.