Last updated: August 21, 2025
May in Santiago de Cuba is characterized by warm temperatures and a vibrant atmosphere. With maximum highs reaching 32°C (89°F) and an average of 26°C (79°F), the days invite outdoor exploration. However, the month also sees an average minimum temperature of 21°C (70°F), offering comfortable evenings. Rain is a frequent visitor, with 140 mm (5.5 in) of precipitation spread over 18 days, contributing to a humid climate at 64%. Despite the occasional shower, the lush surroundings and lively culture make May a delightful time to experience this coastal gem.
In Santiago de Cuba, May ushers in the warmth of late spring, setting the stage for the summer heat to come. With temperatures ranging from a comfortable 21°C (70°F) at night to a lively maximum of 32°C (89°F) during the day, this month boasts an average temperature of 26°C (79°F), making it a delightful time for outdoor activities. As temperatures gradually rise from April, you’ll notice milder evenings and sun-drenched afternoons, inviting both locals and visitors to embrace the vibrant atmosphere of the city. Just a step away from the coolness of earlier months, May balances the sunshine and the sea breeze, perfect for exploring Santiago’s rich history and stunning coastal views.
In May, Santiago de Cuba experiences a significant uptick in precipitation, with an impressive 140 mm (5.5 in) of rain over 18 days. This marked increase follows a progressive buildup throughout the earlier months, where rainfall steadily climbed from a modest 17 mm (0.6 in) in January to 47 mm (1.9 in) in April. The onset of May transitions the region into a wetter period, setting the stage for the tropical summer that lies ahead. This surge in rainfall not only fosters lush greenery but also highlights the transition into the rainy season, as May consistently stands out as one of the wettest months in the annual calendar for Santiago de Cuba.
In Santiago de Cuba, the month of May brings a slight decrease in humidity, with levels resting at 64%—one of the lowest marks of the year. This transitional month sets the stage for the upcoming summer, as humidity begins to rise again in June and peaks during the hotter months of July and August. Notably, the overall trend shows a steady decline through the spring, from January's 70% humidity down to May's comfortable levels, highlighting a more pleasant and inviting atmosphere for outdoor activities before the sweltering summer months set in. As locals and visitors alike enjoy May's mild conditions, anticipation for the warm, humid summer evenings grows.
In May, Santiago de Cuba experiences a peak in its UV Index, maintaining a critical level of 13, indicative of extreme exposure. This trend follows a progression of increasing UV levels from January, where the index starts at 9, to the peak values seen from April through August. With a consistently short burn time of just 10 minutes, it's essential for residents and visitors alike to take precautions against sun damage. This pattern emphasizes the need for awareness as the summer months approach, when UV rays remain intensely powerful. For more details and tips on UV safety, explore the Santiago de Cuba UV Index.
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In Santiago de Cuba, the arrival of May brings a delightful continuation of the region's abundant sunshine, boasting 342 hours of bright, golden rays. This month seamlessly follows a string of sunlit days from April's 346 hours, maintaining the vibrant clarity that characterizes the Cuban spring. As part of a trend that sees a gradual increase in sunshine from the start of the year, May stands as a testament to the region's warm climate. With June and July set to peak at 346 and 361 hours respectively, both residents and visitors alike can relish the beauty of this tropical paradise at its most luminous. As the sun shines brightly in Santiago de Cuba, the essence of summer begins to whisper, promising longer days and balmy evenings ahead.
In May, Santiago de Cuba enjoys a 64% chance of sunny weather, positioning it as a vibrant month within the transition from spring to summer. While May's likelihood of sunshine dips slightly from the brighter April, it surpasses the summer months ahead, suggesting a sweet spot for those looking to bask in sunshine without the intense heat of July and August. February emerges as the standout month with an impressive 87% chance of sun, while March and April also provide ample sunny days, making early spring the optimal time for sun-seekers. As the year progresses, a noticeable decline in sunny days is observed through June and beyond, making May an ideal time to revel in favorable weather before the seasonal shift.
In Santiago de Cuba, the daylight duration shows a delightful progression as the seasons change. Beginning the year with 11 hours of daylight in both January and February, the days gradually lengthen through March and April, reaching 12 hours. By May, residents enjoy a peak of 13 hours of sunshine, which remains constant through June and July. As summer transitions to fall, daylight starts to wane, returning to 12 hours in August and September before settling back to 11 hours in October and November. The year closes out with shorter days, tapering to 10 hours in December. This rhythm of daylight reflects the tropical climate's cyclical nature, inviting both residents and visitors to bask in the vibrant sunshine that characterizes Cuba's enchanting landscape.
In May, Santiago de Cuba experiences a gentle wind that averages around 2.4 m/s (5 mph), marking a continuation of the downward trend from the breezy conditions of the earlier months. While January through March showcases more invigorating gusts, May's calming breezes signal the approach of the summer months, where even lighter winds prevail in June and July. This subtle shift invites a tranquil atmosphere, perfect for leisurely strolls along the waterfront or enjoying a quiet moment in the vibrant local parks. As the heat begins to rise, the May winds serve as a soothing reminder of the island's ever-changing yet harmonious climate.
Weather in Santiago de Cuba varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Santiago de Cuba, focusing on differences in temperature, rainfall, humidity, and UV levels.
May and January present contrasting weather in terms of temperature, precipitation, and humidity. In May, temperatures range from a minimum of 21°C (70°F) to a maximum of 32°C (89°F), averaging around 26°C (79°F). The month is characterized by significant rainfall, with about 140 mm (5.5 in) of precipitation over 18 days, contributing to a humidity level of 64%. In contrast, January offers milder conditions, with temperatures ranging from a low of 15°C (60°F) to a high of 30°C (87°F) and an average of 24°C (76°F). It is much drier, with only 17 mm (0.6 in) of precipitation over just 3 days and a higher humidity of 70%. For more specific information, you can check Santiago de Cuba weather in January.
When comparing the weather in May and February, May tends to be warmer and wetter. With average temperatures reaching 26°C (79°F) and highs soaring up to 32°C (89°F), May presents a more tropical climate than February, which has an average temperature of 25°C (77°F) and a maximum of 30°C (87°F). Additionally, May experiences significantly more precipitation, totaling 140 mm (5.5 in) over 18 days, in stark contrast to February's 13 mm (0.5 in) over just 1 day. Despite the slightly lower humidity in May at 64%, both months maintain a comfortable humidity level with February at 67%. For a more detailed look at February weather, you can check this link: Santiago de Cuba weather in February.
When comparing the weather in March and May, it becomes evident that May tends to be warmer and wetter. In May, temperatures range from a minimum of 21°C (70°F) to a maximum of 32°C (89°F), with an average of 26°C (79°F). In contrast, March experiences slightly cooler temperatures, with a minimum of 17°C (64°F), an average of 25°C (77°F), and a maximum of 31°C (87°F). Additionally, May sees significantly more precipitation, totaling 140 mm (5.5 in) over 18 days, compared to March's 25 mm (1.0 in) over just 5 days. Humidity levels are similar, with May at 64% and March slightly higher at 66%. For a more detailed look at the weather conditions in March, visit Santiago de Cuba weather in March.
Comparing the weather in April and May reveals some notable differences. In May, temperatures rise slightly, with a minimum of 21°C (70°F) and an average of 26°C (79°F), contrasted with April’s minimum of 20°C (68°F) and average of 25°C (78°F). While both months experience warm conditions, May can be hotter, reaching up to 32°C (89°F) compared to April's maximum of 31°C (88°F). However, May is considerably wetter, with 140 mm (5.5 in) of precipitation over 18 days, compared to April's 47 mm (1.9 in) across just 9 days. Interestingly, humidity levels remain fairly stable, with May's average at 64% and April's at 66%. For more detailed information, you can check out Santiago de Cuba weather in April.
In May, the weather in Santiago de Cuba tends to be quite warm, with temperatures ranging from a minimum of 21°C (70°F) to a maximum of 32°C (89°F) and an average temperature of 26°C (79°F). The month also experiences significant rainfall, with 140 mm (5.5 in) distributed over 18 days, resulting in a humidity level of 64%. In contrast, June brings slightly warmer conditions, as the minimum temperature rises to 23°C (73°F) and the average temperature reaches 27°C (81°F), while the maximum temperature remains consistent at 32°C (91°F). Importantly, June sees a marked decrease in precipitation, with only 61 mm (2.4 in) over 13 days, and a slight increase in humidity to 66%. For a detailed outlook on June weather, you can check Santiago de Cuba weather in June.
In comparing the weather patterns of May and July, we observe a noticeable increase in both minimum and average temperatures as July sees a minimum of 24°C (75°F) and an average of 28°C (82°F), slightly warmer than May's minimum of 21°C (70°F) and average of 26°C (79°F). The maximum temperatures in July also reach a high of 33°C (91°F), compared to May's 32°C (89°F). While July experiences less precipitation at 65 mm (2.6 in) over 13 days, May is considerably wetter with 140 mm (5.5 in) stretched across 18 days. Additionally, July's humidity is slightly higher at 73% compared to May's 64%, indicating a more humid atmosphere as the summer progresses. For more detailed information, you can check Santiago de Cuba weather in July.
In May, the weather is characterized by warmer temperatures, with minimums around 21°C (70°F) and average highs reaching 32°C (89°F). However, this month also sees significant precipitation, totaling 140 mm (5.5 in) over 18 days, with humidity levels at 64%. In contrast, August enjoys slightly higher temperatures overall, with minimums of 23°C (74°F) and an average high of 33°C (92°F), but it experiences less rainfall, with 91 mm (3.6 in) over just 12 days and increased humidity at 76%. For a more detailed look at August conditions, you can visit Santiago de Cuba weather in August.
In comparing the weather conditions between May and September, both months experience warm temperatures, but September tends to be slightly warmer overall. May features a minimum temperature of 21°C (70°F) and averages around 26°C (79°F), while September starts at a higher minimum of 23°C (74°F) and averages 27°C (81°F). The maximum temperatures also reflect this trend, with May reaching up to 32°C (89°F) compared to September's peak of 33°C (92°F). In terms of precipitation, May is wetter with about 140 mm (5.5 in) across 18 days, while September sees less rainfall at 119 mm (4.7 in) over the same number of days. Additionally, September has a higher average humidity of 75%, compared to May's 64%. For more details, check out Santiago de Cuba weather in September.
In May, temperatures in Santiago de Cuba range from a minimum of 21°C (70°F) to a maximum of 32°C (89°F), with an average of 26°C (79°F). The month sees considerable rainfall, accumulating 140 mm (5.5 in) over 18 days, and the humidity averages around 64%. In contrast, October features slightly warmer temperatures, with a minimum of 23°C (74°F) and a maximum reaching 32°C (91°F), while the average is 27°C (80°F). Although October experiences less rainfall at 107 mm (4.2 in) spread over 20 days, the humidity increases to 75%. For more details on October weather, you can visit Santiago de Cuba weather in October.
May and November in Santiago de Cuba present similar average temperatures, both hovering around 26°C (79°F), but exhibit notable differences in precipitation and humidity. May typically experiences higher rainfall, with about 140 mm (5.5 in) over 18 days, while November sees significantly less at 86 mm (3.4 in) over just 11 days. Additionally, November tends to be more humid, with humidity levels reaching 77%, compared to May's 64%. These variations make November feel slightly more oppressive despite similarities in temperature. For more detailed information, you can check Santiago de Cuba weather in November.
In May, temperatures in Santiago de Cuba range from a minimum of 21°C (70°F) to a maximum of 32°C (89°F), with an average of 26°C (79°F). The month experiences significant rainfall, with 140 mm (5.5 in) of precipitation over 18 days, contributing to a moderate humidity level of 64%. In contrast, December sees slightly cooler temperatures, with a minimum of 19°C (67°F) and a maximum of 31°C (88°F), and an average of 25°C (77°F). December is much drier, with only 25 mm (1.0 in) of precipitation across just 4 days, although humidity is somewhat higher at 73%. For more detailed information, check out Santiago de Cuba weather in December.
As May settles in Santiago de Cuba, the weather begins to warm up, offering a notable shift from the cooler months earlier in the year. With temperatures peaking around 32°C (89°F), this month is characterized by a delightful blend of warmth and humidity, heightened by an average of 64% humidity. Rainfall becomes more frequent, with approximately 18 days experiencing precipitation, which can refresh the lush landscape but may also make for a damp outing. Despite the increased chances of rain, May still provides ample opportunity to enjoy the vibrant local culture and stunning scenery. For more detailed insights on what to expect throughout the year, visit Santiago de Cuba Climate.