May Weather in Ponce, Puerto Rico

Last updated: August 31, 2025

Experience the warm allure of Ponce, Puerto Rico in May, where the average temperature hovers around 25°C (77°F), with peaks reaching a comfortable 29°C (85°F). Visitors can expect balmy evenings with lows of 22°C (72°F), perfect for enjoying the vibrant nightlife or relaxing coastal vistas. However, be prepared for a bit of rain, as the month sees 62 mm (2.4 in) of precipitation spread over 17 days, contributing to the lush tropical landscape. With an average humidity of 76%, Ponce’s May weather offers a delightful blend of warmth and occasional refreshing showers, making it an ideal time to explore this beautiful city.

May Temperature in Ponce

In May, Ponce, Puerto Rico welcomes the warmth of early summer with temperatures ranging from a minimum of 22°C (72°F) to a maximum of 29°C (85°F). The average temperature rises to 25°C (77°F), creating a pleasant atmosphere ideal for outdoor activities. This month marks a noticeable shift from the cooler temperatures experienced in earlier months, setting the stage for the hotter summer ahead. As the days lengthen and humidity begins to creep in, May offers a beautiful balance, making it a perfect time to explore the vibrant culture and stunning landscapes of Ponce under sunny skies.

May Weather in Ponce: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Ponce, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ponce, May typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec757575767779798079797776
Data source: Temperature data for Ponce generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

May Precipitation in Ponce

May marks a notable increase in precipitation in Ponce, Puerto Rico, with an average of 62 mm (2.4 in) of rain falling over 17 days. As the transition into the lush months of summer begins, May sees a steady rise in rainfall compared to the preceding months, with only March experiencing a slightly higher total. This trend sets the stage for a wetter summer, as the island approaches the peak rainy season. The combination of increased precipitation and the number of rainy days signals a flourishing environment, characteristic of the vibrant landscapes that Puerto Rico is celebrated for. As the weather warms, the showers contribute to lush greenery, enhancing the natural beauty of this Caribbean locale.

May Precipitation Trends in Ponce

The chart displays monthly precipitation patterns in Ponce, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Ponce, May typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec26285350625583891581158831
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Ponce

In May, Ponce, Puerto Rico experiences a humidity level of 76%, maintaining a consistent trend that began earlier in the year. This level mirrors the humidity figures recorded in both April and January, indicating a stable climate as the region transitions into the warmer months. As the calendar moves toward June, humidity rises to 78%, marking the start of a gradual increase that peaks in the summer with July reaching 81%. This steady climb illustrates how Ponce’s tropical climate nurtures a lush environment, inviting both locals and visitors to revel in its vibrant atmosphere, while reminding them to stay hydrated as the warm days progress.

May Average Humidity in Ponce

This chart illustrates the average monthly humidity levels in Ponce, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Ponce is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec76%75%75%76%76%78%81%80%79%79%78%77%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Ponce

In May, Ponce, Puerto Rico experiences a UV Index of 14, categorizing it in the extreme exposure category, with a quick burn time of just 10 minutes. This trend of escalating UV levels continues from April, showcasing the region's intense sun exposure as summer approaches. Following a pattern established earlier in the year, May joins the ranks of the months with the highest UV readings, emphasizing the importance of sun protection during this time. As the UV Index remains notably high, residents and visitors should remain vigilant and prioritize safety measures. For more information on UV levels throughout the year, check out the detailed Ponce UV Index.

Maximum UV Index Levels in Ponce for May

The chart shows the monthly maximum UV Index (UVI) for Ponce in May, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In May, the maximum UV index in Ponce typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec9111314141313131412109
Data source: Ponce May UVI data generated using information from the Copernicus Climate Change Service.

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.

May Sunshine in Ponce

As May rolls into Ponce, Puerto Rico, the island basks in its sunniest month, boasting an impressive 359 hours of sunshine. This peak illuminates a clear upward trend from the year’s start, where January offered a modest 260 hours. Each subsequent month builds on the last, with March and April already hinting at the radiance to come. Following May, sunshine remains generous, with summer months like July also delivering a robust 356 hours. This vibrant burst of daylight serves not only as a reminder of Puerto Rico's tropical allure but also encourages outdoor adventures and cultural festivities, making it a truly captivating season.

Monthly Sunshine Duration in Ponce: May Highlighted

The May sunshine duration represents the total number of hours Ponce experiences direct sunlight during the month of May, excluding cloudy or obstructed periods. This chart compares the sunshine duration of May with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec260h306h346h349h359h345h356h352h316h314h300h320h
Data source: Ponce May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Ponce During May

In Ponce, Puerto Rico, the approach of May brings a promising 53% chance of sunny weather, a slight uptick from the more variable April, which saw only 45%. This moderate probability reflects a trend of increasing sunshine as the spring progresses, with February boasting the highest likelihood at 70%. While the sunniest months are clearly behind by May, this month's reliable sun shines brighter compared to what lies ahead in June, when the chance plummets to 25%. As the weather transitions, May stands out as a sweet spot for those seeking a balance between warm temperatures and sunny skies before the summer humidity sets in.

Percentage of Sunny Days in May in Ponce

The chart illustrates the percentage of sunny days in Ponce throughout the year, with May highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Ponce experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec48%70%63%45%53%25%43%41%50%49%57%63%
Data source: Ponce May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Ponce in May

In Ponce, Puerto Rico, the daylight duration ebbs and flows throughout the year, reflecting a rhythm of natural light that is both predictable and captivating. Starting the year with 11 hours of daylight in January and February, the sun begins to linger a bit longer by March and April, offering 12 hours per day. This trend continues into May, where daylight holds steady at 12 hours, creating an ideal backdrop for outdoor activities. As summer approaches in June and July, daylight peaks at 13 hours, inviting residents and visitors alike to bask in the extended sunlight. However, as the year progresses, daylight gradually begins to recede, returning to 12 hours from August through September before settling back down to 11 hours in the final months of the year. This gentle ebb and flow of daylight not only shapes daily life but also enhances the vibrant charm of this tropical paradise.

Average Daylight Hours in Ponce for May

The chart illustrates the variation in daylight duration in Ponce throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 10m11h 32m12h 2m12h 33m12h 58m13h 10m13h 4m12h 41m12h 12m11h 42m11h 16m11h 3m
Data source: Ponce daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Ponce

In Ponce, Puerto Rico, the arrival of May brings a refreshing shift in the breeze, with average wind speeds reaching 4.8 m/s (11 mph). This gentle uptick from April's 4.1 m/s hints at the dynamic weather patterns throughout the year. As spring transitions into summer, Ponce experiences a notable increase in wind speeds during the upcoming months, peaking at 5.6 m/s (13 mph) in July. Interestingly, May's winds are consistent with the established trend of mid-year gusts, providing a delightful balance between breezy comfort and warm temperatures. The winds will gradually soften as the year progresses, particularly in the autumn months, but May stands out as a vibrant precursor to the more robust summer gales.

Average May Wind Speed in Ponce

The chart displays monthly wind speed patterns in Ponce, with values for each month shown alongside May's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how May's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec4.55.84.74.14.8 m/s5.25.64.83.33.93.94.8
Data source: Ponce May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Ponce Compares to Other Months

Weather in Ponce varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Ponce, focusing on differences in temperature, rainfall, humidity, and UV levels.

May and January both offer warm temperatures and high humidity, but they differ in several key aspects. In May, temperatures range from a minimum of 22°C (72°F) to a maximum of 29°C (85°F), while January sees slightly lower temperatures, with a minimum of 18°C (65°F) and a maximum of 27°C (81°F). Additionally, May experiences a higher average temperature of 25°C (77°F) compared to January's average of 24°C (75°F). However, January is notably drier, with only 26 mm (1.0 in) of precipitation over 10 days, versus May’s rainfall of 62 mm (2.4 in) across 17 days. For more details, you can check out Ponce weather in January.

In comparing the weather between May and February, we see that May tends to be slightly warmer, with minimum temperatures averaging 22°C (72°F) compared to February's 20°C (68°F). The average temperature in May reaches 25°C (77°F), while February has an average of 24°C (75°F). Although both months experience similar humidity levels, May has significantly more precipitation, with 62 mm (2.4 in) over 17 days, whereas February sees only 28 mm (1.1 in) of rain on 8 days. For detailed insights into February's weather, you can visit Ponce weather in February.

In comparing the weather of May and March, May tends to be slightly warmer, with average temperatures reaching 25°C (77°F) compared to March's 24°C (75°F). The maximum temperatures in May can climb to 29°C (85°F), making it the warmer month overall. However, May also sees more precipitation, averaging 62 mm (2.4 in) over 17 days, compared to March's 53 mm (2.1 in) across 14 days. Humidity levels remain comparable, with May at 76% and March slightly lower at 75%. For more specific weather details, you can refer to Ponce weather in March.

In comparing the weather of May and April, we see a slight increase in temperatures and precipitation. May boasts a minimum temperature of 22°C (72°F), an average of 25°C (77°F), and a maximum of 29°C (85°F), while April features slightly cooler temperatures with a minimum of 20°C (69°F), an average of 24°C (76°F), and a maximum of 28°C (83°F). Additionally, May experiences increased rainfall, totaling 62 mm (2.4 in) over 17 days, compared to April's 50 mm (2.0 in) over 16 days. Despite this uptick in rainfall and similar humidity levels of 76%, both months provide warm and inviting conditions. For more details, you can check Ponce weather in April.

May and June exhibit quite similar weather patterns, with June slightly warmer overall. In May, temperatures range from a minimum of 22°C (72°F) to a maximum of 29°C (85°F), averaging around 25°C (77°F) with a notable humidity of 76%. It also tends to be wetter, receiving about 62 mm (2.4 in) of rainfall over 17 days. In contrast, June sees minimal increases in temperature, with a minimum of 23°C (73°F) and an average of 26°C (79°F), while the maximum remains consistent at 29°C (85°F). Rainfall decreases to 55 mm (2.2 in) over 15 days, accompanied by slightly higher humidity at 78%. For more detailed insights into June weather, you can check Ponce weather in June.

In May, the weather features a mild temperature range with a minimum of 22°C (72°F) and an average of 25°C (77°F), peaking at a maximum of 29°C (85°F). While precipitation occurs over 17 days, totaling 62 mm (2.4 in), the humidity is a comfortable 76%. In contrast, July experiences slightly warmer temperatures, with a minimum of 23°C (74°F), an average of 26°C (80°F), and a maximum of 30°C (87°F). Additionally, July sees increased precipitation at 83 mm (3.3 in) over 15 days, along with a higher humidity level of 81%. For more information, check out the Ponce weather in July.

In May, temperatures in Ponce range from a minimum of 22°C (72°F) to a maximum of 29°C (85°F), with an average of 25°C (77°F). The month experiences 62 mm (2.4 in) of precipitation over 17 days and has a humidity level of 76%. In contrast, August sees slightly warmer temperatures, with a minimum of 23°C (74°F) and a maximum of 30°C (87°F), averaging 27°C (80°F). Precipitation increases to 89 mm (3.5 in) over 16 days, and humidity rises to 80%. To learn more about the specific weather conditions in August, you can check out Ponce weather in August.

May and September exhibit warm temperatures, with averages of 25°C (77°F) in May and 26°C (80°F) in September. However, September tends to see slightly higher maximum temperatures, reaching up to 30°C (86°F) compared to May's 29°C (85°F). One significant difference is in precipitation, as September experiences a much wetter climate with 158 mm (6.2 in) over 23 days, while May receives only 62 mm (2.4 in) across 17 days. Humidity is also slightly elevated in September at 79%, compared to 76% in May. For more detailed information on September weather, you can check Ponce weather in September.

In May, the weather typically features temperatures ranging from a minimum of 22°C (72°F) to a maximum of 29°C (85°F), with an average around 25°C (77°F). The month experiences around 62 mm (2.4 in) of precipitation over approximately 17 days, coupled with a humidity level of 76%.

In contrast, October presents slightly higher temperatures, with a minimum of 23°C (74°F) and a maximum of 30°C (86°F), averaging 26°C (79°F). However, it also sees increased rainfall, with about 115 mm (4.5 in) of precipitation over 23 days, and a humidity level of 78%. For more detailed insights on October weather, you can visit Ponce weather in October.

In comparing the weather between May and November, both months exhibit similar temperature ranges, with minimums and maximums hovering around 22°C (72°F) and 29°C (85°F), respectively. However, November tends to be slightly wetter, receiving an average of 88 mm (3.5 in) of precipitation over 17 days, compared to May's 62 mm (2.4 in) during the same number of days. Humidity levels also see a minor increase in November, rising to 78% from May's 76%, making the atmosphere feel a touch more humid. For more details, you can check out the Ponce weather in November.

In comparing the weather of May and December, both months exhibit warm temperatures, but with some notable differences. May typically sees a slightly higher temperature range, with minimums around 22°C (72°F) and maximums reaching up to 29°C (85°F), accompanied by a higher average precipitation of 62 mm (2.4 in) over 17 days. In contrast, December maintains a similar average temperature of 25°C (76°F) but offers slightly cooler highs of 28°C (84°F) and significantly less rainfall at 31 mm (1.2 in) across 10 days. Humidity remains comparable between the two months, with December measuring 77% and May at 76%. For more detailed insights, visit Ponce weather in December.

Compare Ponce's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Ponce

As May unfolds in Ponce, the weather shifts to a delightful warmth that sets it apart from the cooler and drier months of the year. With an average temperature hovering around 25°C (77°F), this month brings a pleasant blend of warmth and humidity at 76%, enveloping residents and visitors alike in a tropical embrace. However, be prepared for the occasional afternoon showers, as May sees increased rainfall, with about 17 days experiencing precipitation totaling 62 mm (2.4 in). This unique combination of warmth and moisture makes May a vibrant month for lush landscapes and vibrant outdoor activities, creating an alluring charm that beckons exploration. For more detailed insights, visit Ponce Climate.