May Weather in Barahona, Puerto Rico

Last updated: August 31, 2025

May in Barahona, Puerto Rico offers a tropical climate characterized by warm temperatures and significant humidity. With a maximum temperature reaching 31°C (89°F) and an average of 25°C (77°F), residents and visitors alike can expect a warm, inviting atmosphere. The month also experiences a minimum temperature of 21°C (69°F), ensuring comfortable evenings. However, be prepared for the chance of rain, as 104 mm (4.1 in) of precipitation falls over 21 days throughout the month. The 75% humidity adds to the tropical feel, making May a vibrant yet occasionally wet time to explore this beautiful region.

May Temperature in Barahona

In Barahona, Puerto Rico, May marks a delightful transition into warmer temperatures, with minimums hovering around 21°C (69°F). The month boasts an average temperature of 25°C (77°F), rising to a maximum of 31°C (89°F), making it one of the warmer months of the year. This trend of increasing warmth from April to May is consistent, as the temperatures noticeably climb, setting the stage for the sultry summer ahead. The shift from the milder conditions of spring to the hotter days of late spring invites beachgoers and outdoor enthusiasts to enjoy the sun-soaked paradise that is Puerto Rico. With the rising heat, May not only promises vibrant days but also hints at the lively summer vibes that are just around the corner.

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

The chart illustrates May temperature patterns in Barahona, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Barahona, 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).
JanFebMarAprMayJunJulAugSepOctNovDec737374757778797979787675
Data source: Temperature data for Barahona 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 Barahona

May in Barahona, Puerto Rico, marks a significant shift in precipitation patterns, as the region experiences its wettest month of the year. With 104 mm (4.1 in) of rainfall spread over 21 days, May sets the stage for the upcoming rainy season. This is a noticeable increase from the preceding months, with precipitation soaring compared to 87 mm (3.4 in) in April and 88 mm (3.4 in) in March. The consistent rain intensifies the lush tropical landscape, heralding the vibrant growth of flora. As temperatures rise, the combination of warmth and moisture creates an inviting yet humid atmosphere, quintessentially Caribbean. The trend suggests that as spring transitions to summer, Barahona embraces the rhythm of rainfall, making May a vital month in the region's climatic cycle.

May Precipitation Trends in Barahona

The chart displays monthly precipitation patterns in Barahona, 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 Barahona, May typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec384288871049610411120517111639
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Barahona

In Barahona, Puerto Rico, May experiences a consistent humidity level of 75%, aligning closely with the preceding months of April and February. This stability hints at a mild yet sticky coastal climate, where residents and visitors alike can expect a warm atmosphere with minimal fluctuation in moisture levels. As the year progresses, humidity begins to rise notably in the summer months of June and July, reaching a peak of 80% in July and August, signaling the onset of the tropical season. Overall, the trend shows a gradual increase in humidity leading into the summer, while May maintains a pleasant midpoint before the more saturated months ahead.

May Average Humidity in Barahona

This chart illustrates the average monthly humidity levels in Barahona, 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 Barahona is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec76%75%74%75%75%77%80%80%79%78%78%76%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Barahona

In Barahona, Puerto Rico, the UV Index in May reaches a peak of 14, categorized as extreme, requiring just 10 minutes of sun exposure before burning occurs. This upward trend in UV levels begins in February and intensifies through March and April, culminating in May. Following this peak, the UV Index remains consistently high through June and July, before tapering off slightly in the hotter months, yet still staying within the extreme range. Such sustained exposure means that sun protection becomes vital during this time. For more detailed insights on Barahona's UV Index throughout the year, visit Barahona UV Index.

Maximum UV Index Levels in Barahona for May

The chart shows the monthly maximum UV Index (UVI) for Barahona 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 Barahona typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec911131314131313131298
Data source: Barahona 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 Barahona

In Barahona, Puerto Rico, May shines brightest with a remarkable 356 hours of sunshine, making it the sunniest month of the year. This peak follows a steady upward trend from January, which started with 257 hours, as temperatures warm and days grow longer. April's 346 hours set the stage for May's brilliance, showcasing the region's gradual transition into summer. Although sunshine hours dip slightly in June and August, they remain consistently high, ranging from 342 to 354 hours. This pattern highlights Barahona’s characteristic warmth and vibrant outdoor lifestyle, making May a perfect time for beach and adventure enthusiasts to soak in the sun!

Monthly Sunshine Duration in Barahona: May Highlighted

The May sunshine duration represents the total number of hours Barahona 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.
JanFebMarAprMayJunJulAugSepOctNovDec257h304h345h346h356h342h354h350h311h310h296h319h
Data source: Barahona May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Barahona During May

In Barahona, Puerto Rico, the likelihood of sunny weather in May hovers around 46%, slightly higher than the preceding months of January (43%) and April (42%), but noticeably lower than February's peak at 66%. As the region transitions from spring to summer, this moderate chance of sunshine suggests that while clear skies are often a possibility, visitors should be prepared for some variance. The downward trend continues into the summer months, with June dipping to 23% and further into July and August, where the odds of sunny weather wane. May presents a sweet spot—a blend of spring warmth and the early hints of summer, making it an appealing choice for those seeking balanced weather.

Percentage of Sunny Days in May in Barahona

The chart illustrates the percentage of sunny days in Barahona 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 Barahona experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec44%66%57%42%46%23%39%38%43%43%54%59%
Data source: Barahona May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Barahona in May

In Barahona, Puerto Rico, the daylight duration exhibits a captivating rhythm throughout the year, with a distinct pattern emerging as we move into May. As the warm sunlight graces the region, May's daylight stretches to a generous 12 hours, mirroring the months of March and April. This consistent daylight allows residents and visitors to revel in the vibrant outdoors as spring transitions into summer. Following May, daylight duration continues its upward climb, reaching 13 hours in June and July, before tapering off slightly in the subsequent months. Such patterns illuminate not just the natural beauty of Barahona but also the ideal opportunities for exploration and relaxation that await during these sun-drenched days.

Average Daylight Hours in Barahona for May

The chart illustrates the variation in daylight duration in Barahona throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 9m11h 32m12h 2m12h 33m12h 58m13h 11m13h 4m12h 41m12h 12m11h 42m11h 15m11h 2m
Data source: Barahona daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Barahona

In May, Barahona, Puerto Rico experiences an average wind speed of 2.9 m/s (6 mph), mirroring January's conditions. As spring unfolds, the winds exhibit a gentle yet refreshing character, paving the way for warm summer months ahead. Compared to the breezier July at 3.6 m/s (8 mph), May's winds feel moderate, offering a serene atmosphere. Notably, the trend shows that while spring sees some variability, the transition into summer brings an increase in wind speeds, with June reaching 3.3 m/s (7 mph). This gradual rise reinforces the vibrant energy of Barahona as it shifts from the calmer spring days into the lively summer season, making May a delightful time to enjoy the gentle sea breezes.

Average May Wind Speed in Barahona

The chart displays monthly wind speed patterns in Barahona, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.93.73.12.42.9 m/s3.33.63.22.12.32.53.2
Data source: Barahona May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Barahona Compares to Other Months

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

May and January present distinct weather characteristics. In May, temperatures range from a minimum of 21°C (69°F) to a maximum of 31°C (89°F), with an average of 25°C (77°F). This month typically experiences more precipitation, totaling 104 mm (4.1 in) over 21 days, and maintains a humidity level of 75%. In contrast, January features cooler temperatures, with a minimum of 15°C (59°F) and a maximum of 28°C (84°F), averaging at 23°C (74°F). Precipitation is significantly lower in January, at 38 mm (1.5 in) over 12 days, while humidity remains similar at 76%. For a more detailed look at January weather, you can check Barahona weather in January.

In comparing the weather of May and February, it’s evident that May is generally warmer and wetter. May boasts a minimum temperature of 21°C (69°F) and an average of 25°C (77°F), peaking at 31°C (89°F). In contrast, February's temperatures are slightly lower, with a minimum of 18°C (64°F) and a maximum of 29°C (85°F), resulting in a cooler average of 23°C (74°F). Rainfall also shows a significant difference; May experiences 104 mm (4.1 in) of precipitation spread over 21 days, while February sees much less at 42 mm (1.7 in) across 12 days. Interestingly, despite these variations, both months maintain the same humidity level of 75%. For more details on February's weather, check Barahona weather in February.

In comparing the weather between March and May, we see a noticeable shift in temperatures and precipitation. In March, temperatures range from a minimum of 18°C (64°F) to a maximum of 30°C (86°F), with an average of 23°C (74°F). It experiences 88 mm (3.4 in) of precipitation over 16 days, and humidity levels stand at 74%.

By May, temperatures rise, with minimums at 21°C (69°F), average temperatures reaching 25°C (77°F), and maximums climbing to 31°C (89°F). Precipitation increases to 104 mm (4.1 in), occurring over 21 days, while humidity is slightly higher at 75%. Thus, May offers warmer conditions with a bit more rainfall compared to March. For further specifics about March weather in Barahona, visit Barahona weather in March.

In comparing the weather of May and April, we see a slight increase in temperature throughout the month. May experiences a minimum temperature of 21°C (69°F) and averages around 25°C (77°F), reaching a maximum of 31°C (89°F), while April has a slightly cooler range with a minimum of 18°C (65°F) and an average of 24°C (75°F), peaking at 30°C (86°F). Precipitation is also more pronounced in May, with 104 mm (4.1 in) over 21 days compared to April's 87 mm (3.4 in) over 18 days. Despite the increased rainfall in May, both months maintain a humidity level of 75%, creating a consistently humid climate. For a more detailed overview of April's weather, you can refer to Barahona weather in April.

In comparing the weather of May and June, both months exhibit warm temperatures with May having an average of 25°C (77°F) and June slightly warmer at 26°C (79°F). The minimum temperature remains consistent at 21°C (69°F), while the maximum temperature in June is slightly lower at 31°C (88°F) compared to May's 31°C (89°F). Precipitation levels are also similar, with May receiving 104 mm (4.1 in) over 21 days and June slightly lower at 96 mm (3.8 in) over 18 days. Humidity increases marginally from 75% in May to 77% in June. For more detailed information, check out Barahona weather in June.

In May, temperatures range from a minimum of 21°C (69°F) to a maximum of 31°C (89°F), with an average temperature of 25°C (77°F). The month experiences significant precipitation, with 104 mm (4.1 in) falling over 21 days and humidity levels around 75%. In contrast, July sees slightly warmer temperatures, with a minimum of 22°C (71°F) and a maximum of 32°C (89°F), averaging 26°C (80°F). Interestingly, July matches May in terms of total precipitation—104 mm (4.1 in)—but this occurs over just 20 days, and humidity is slightly higher at 80%. For more details on July's climate, you can check Barahona weather in July.

When comparing the weather in May and August, it’s clear that both months are warm and humid, but August is slightly warmer. In May, temperatures range from a minimum of 21°C (69°F) to a maximum of 31°C (89°F), with an average of 25°C (77°F) and an overall humidity of 75%. In contrast, August features slightly higher temperatures, with a minimum of 22°C (72°F), an average of 26°C (80°F), and a maximum of 32°C (90°F), accompanied by a modest increase in humidity to 80%. Both months experience significant rainfall, with May contributing 104 mm (4.1 in) over 21 days, while August sees 111 mm (4.4 in) over just 20 days. For a detailed look at the August weather, you can check Barahona weather in August.

In May, the weather is warm with temperatures ranging from a minimum of 21°C (69°F) to a maximum of 31°C (89°F), averaging around 25°C (77°F). However, it experiences significant rainfall, with 104 mm (4.1 in) of precipitation over 21 days and relatively high humidity at 75%.

In contrast, September boasts slightly higher temperatures, with a minimum of 22°C (72°F) and a maximum of 32°C (90°F), averaging 26°C (79°F). Yet, this month sees even more precipitation, totaling 205 mm (8.1 in) across 26 days, accompanied by increased humidity at 79%. For more detailed weather insights, you can check Barahona weather in September.

Overall, while both months are warm and humid, September is characterized by higher temperatures and significantly more rainfall compared to May.

May and October share similar average temperatures, with both months experiencing a range from a minimum of 21°C (69°F) to a maximum of around 32°C (89°F). However, October tends to be wetter, receiving significantly more precipitation at 171 mm (6.7 in) over 25 days compared to May's 104 mm (4.1 in) across 21 days. Additionally, October's humidity is slightly higher at 78%, compared to May's 75%, contributing to a more muggy atmosphere. For more detailed insights, you can check Barahona weather in October.

Comparing the weather in May and November reveals some interesting similarities and differences. Both months experience an average temperature of 25°C (77°F), but May tends to be slightly warmer, with maximum temperatures reaching up to 31°C (89°F) compared to November's peak of 30°C (87°F). In terms of precipitation, November sees a higher total of 116 mm (4.6 in) over 18 days, while May has 104 mm (4.1 in) spread across 21 days. Additionally, humidity levels are slightly elevated in November at 78%, compared to May's 75%. For more details on weather specifics in November, you can check out Barahona weather in November.

In May, the weather is characterized by warmer temperatures, with a minimum of 21°C (69°F) and an average of 25°C (77°F), reaching a maximum of 31°C (89°F). The month sees significant precipitation, totaling 104 mm (4.1 in) over 21 days, contributing to a high humidity level of 75%. In contrast, December experiences slightly cooler temperatures, with a minimum of 19°C (66°F) and an average of 24°C (75°F), peaking at 30°C (86°F). Precipitation in December is much lower at 39 mm (1.5 in) over just 13 days, while humidity remains slightly elevated at 76%. For more details, check out Barahona weather in December.

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Conclusion: What to Expect From May Weather in Barahona

As May unfolds in Barahona, the weather presents a distinctive shift that sets it apart from other months. With warm temperatures averaging around 25°C (77°F), the days are characterized by a delightful warmth, yet the humidity peaks at a notable 75%, creating a tropical atmosphere. This month also witnesses significant precipitation, with rain gracing approximately 21 days, contributing to a lush landscape that contrasts sharply with the drier conditions of the preceding months. This blend of warmth and moisture adds a vibrant charm to Barahona, inviting exploration and enjoyment of its natural beauty. For a more detailed understanding of the region's climate, check out Barahona Climate.