Last updated: August 21, 2025
Experience the vibrant May weather of Jamaica and Cuba, where temperatures reach a maximum of 34°C (94°F) and settle at a comfortable average of 26°C (79°F). The month offers a refreshing contrast with minimum temperatures dipping to 17°C (64°F), inviting outdoor adventures. However, expect some rain, with precipitation totaling 187 mm (7.3 in) spread across approximately 16 days, contributing to the lush greenery that these islands are renowned for. With an average humidity level of 72%, this tropical paradise promises a warm yet humid climate, perfect for exploring the beauty of the Caribbean.
In May, both Jamaica and Cuba experience a delightful warming trend that signals the onset of summer. With minimum temperatures rising to 17°C (64°F), the average settles at a pleasant 26°C (79°F), and the mercury can peak at a sizzling 34°C (94°F). This month marks a transition from the comfortable warmth of April, offering longer sunlit days ideal for beach activities and exploration. As temperatures continue to climb, the inviting Caribbean climate becomes even more appealing, making May a perfect time for travelers seeking a vibrant escape amidst the lush landscapes and vibrant cultures of these stunning islands.
In May, Jamaica and Cuba experience a significant uptick in precipitation, receiving an impressive 187 mm (7.3 in) of rainfall across 16 days. This marks a stark contrast to the drier months preceding it, where rainfall totals were much lower; for instance, April saw just 43 mm (1.7 in) over 7 days. The surge in rainfall in May sets the stage for a lush, green landscape as the region transitions into the wetter months of summer. Following May, the rainy season continues with June delivering 157 mm (6.2 in), intensifying the trend as damp weather persists throughout the following months. This pattern not only highlights May as a pivotal month for precipitation in the Caribbean but also underscores the vital role of the rainy season in sustaining the region’s vibrant ecosystems.
In May, Jamaica and Cuba experience a slight uptick in humidity, resting at 72%—a modest increase from the drier months of April (70%) and March (71%). This transition marks the beginning of a trend that sees humidity gradually rising throughout the summer months, peaking in the hotter and more tropical swathes of the year, specifically in August (77%) and September (78%). The overall pattern indicates a gradual increase in humidity from the beginning of the year, when it hovered at 79% in January, to a peak of 81% by November and December. As the region shifts into its warmer season, the interplay between heat and humidity lays the groundwork for the lush landscapes and vibrant ecosystems that define the Caribbean atmosphere. This cyclical increase enriches the local environment, making May a pivotal month in the annual climatic rhythm.
As summer approaches in May, the UV Index in Jamaica and Cuba reaches an extreme level of 12, requiring vigilant sun protection as the burn time dips to just 10 minutes. This trend of high UV radiation began early in the year, escalating from a high of 7 in January to peaks of 11 in March and 12 in both April and May. The intensity remains consistent throughout the season, reminiscent of June and July, where the UV Index stays at extreme levels, further emphasizing the importance of safeguarding against sun exposure. For those planning to enjoy the tropical sun, it's essential to stay informed and take protective measures. For more details, check out the comprehensive Jamaica UV Index.
UV Risk Categories
As May unfolds in Jamaica and Cuba, it continues the trend of abundant sunshine that starts in the earlier months of the year. With 327 hours of sunshine, May stands strong, just shy of April’s peak. This delightful month showcases the beautiful transition from the spring bloom to the early summer vibrance, filling the days with warm rays. Following the pattern established from January through April, where sunshine hours steadily increased, May maintains the favorable climate before the slightly cooler June. This sunshine-filled snapshot not only highlights the region's appeal but also sets the stage for even brighter days in the months to come. Whether you're lounging on the beach or exploring local culture, May's sunny embrace in Jamaica and Cuba is simply irresistible.
In May, the likelihood of sunny weather in Jamaica and Cuba stands at a moderate 56%, marking a dip from the higher figures observed in the preceding months. March showcases the peak with a sunny chance of 79%, while April also enjoys a respectable 62%. Following May, the sunniest days seem to recede, with June plummeting to just 22%. This trend highlights a transitional phase into the region’s wetter season, yet May remains a promising time for travelers in search of sunshine before the heat and humidity intensify later in the summer months.
As spring gives way to summer in Jamaica and Cuba, May stands out with its 13 hours of daylight, marking the peak of sunshine during the year. This increase from 12 hours in April reflects a delightful trend toward longer days that begins in January with just 10 hours. The daylight starts to gradually extend, reaching a sweet spot of 13 hours from May through July, before tapering back to 12 hours in August. As the year progresses into fall, daylight slowly diminishes, settling once again at 10 hours by December. This rhythmic dance of daylight not only brightens the landscapes but also enhances the vibrant lifestyles of these Caribbean nations, inviting both locals and visitors to bask in the embrace of the sun.
In May, Jamaica and Cuba experience a slight dip in wind speeds, averaging 3.7 m/s (8 mph), after a steady increase that commenced in April. This month stands as a transitional period, where the winds are gentle yet refreshing, providing a perfect backdrop for outdoor activities and coastal pursuits. As spring turns to summer, it's noteworthy that April's brisker winds at 4.0 m/s (9 mph) give way to a calmer atmosphere, helping to ease into the warmer months ahead. Following May, a gradual decrease continues into June, with speeds dropping to 3.0 m/s (7 mph), suggesting a trend toward lighter breezes that characterize the upcoming summer season. Overall, the gentle winds of May create an inviting environment that showcases the beauty and allure of these Caribbean islands.
Weather in Jamaica varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Jamaica, focusing on differences in temperature, rainfall, humidity, and UV levels.
When comparing the weather in May and January, it's clear that May is significantly warmer and wetter. In May, temperatures range from a minimum of 17°C (64°F) to a maximum of 34°C (94°F), with an average temperature of 26°C (79°F) and a relatively high humidity level of 72%. It also experiences considerable rainfall, with 187 mm (7.3 in) of precipitation over 16 days. In contrast, January sees milder temperatures, with a minimum of 11°C (51°F) and a maximum of 30°C (86°F), averaging 22°C (71°F). January is much drier, with only 25 mm (1.0 in) of precipitation spread over just 4 days, although it has slightly higher humidity at 79%. For more detailed insights into the January weather, you can check Jamaica weather in January.
May and February present contrasting weather patterns. May boasts warmer temperatures with a minimum of 17°C, averaging 26°C, and peaking at 34°C, while February starts cooler with a minimum of 7°C, averaging 23°C, and reaching a maximum of 31°C. Additionally, May experiences significantly more precipitation, with 187 mm falling over 16 days compared to February's mere 26 mm over just 3 days. Humidity levels are fairly similar, with February at 77% and May slightly lower at 72%. For more insights into February’s weather, check Jamaica weather in February.
In comparing the weather between May and March, May typically experiences warmer temperatures, with averages reaching 26°C (79°F) and a maximum of 34°C (94°F), while March averages at 23°C (74°F) with a maximum of 32°C (90°F). The minimum temperatures in May are also noticeably higher, starting at around 17°C (64°F) compared to March's 11°C (52°F). Additionally, May tends to be much wetter, receiving 187 mm (7.3 in) of precipitation over 16 days, whereas March has a relatively dry climate with only 16 mm (0.6 in) of rainfall over just 3 days. Humidity levels are similar in both months, hovering around 71-72%. For more information on March weather, you can visit Jamaica weather in March.
In comparing the weather patterns of April and May, we see notable differences in both temperature and precipitation. April experiences a minimum temperature of 14°C (57°F) and averages around 26°C (78°F), with a maximum reaching 34°C (94°F). Precipitation is relatively low, totaling 43 mm (1.7 in) over just 7 days and humidity sits at 70%. In contrast, May brings slightly warmer temperatures with a minimum of 17°C (64°F) and maintaining the same average and maximum temperatures as April. However, precipitation dramatically increases to 187 mm (7.3 in) occurring over 16 days, resulting in higher humidity at 72%. For further details on the climate in April, you can visit Jamaica weather in April.
May and June both offer warm temperatures, with May featuring a minimum of 17°C (64°F) and an average of 26°C (79°F), while June sees slightly higher minimum temperatures at 22°C (72°F) and an average of 27°C (81°F). Despite a similar maximum temperature of 34°C (94°F) in both months, May experiences more precipitation, totaling 187 mm (7.3 in) over 16 days compared to June's 157 mm (6.2 in) spread over 20 days. Humidity remains relatively high in both months, with May at 72% and June just a notch higher at 73%. For more detailed information, you can check Jamaica weather in June.
May and July present a notable contrast in weather patterns. In May, temperatures range from a minimum of 17°C (64°F) to a maximum of 34°C (94°F), with an average of 26°C (79°F). The month sees significant rainfall, accumulating 187 mm (7.3 in) over 16 days and exhibiting a humidity level of 72%. In contrast, July experiences warmer weather with minimum temperatures beginning at 22°C (72°F) and reaching up to 35°C (95°F), averaging 28°C (82°F). Though July has less precipitation at 145 mm (5.7 in) over 21 days, it maintains a slightly higher humidity of 75%. For a more detailed look at the weather in July, you can refer to Jamaica weather in July.
In comparing the weather between May and August, May tends to be warmer overall, with an average temperature of 26°C (79°F) and maximums reaching 34°C (94°F). In contrast, August has slightly lower average temperatures at 28°C (82°F) but similar peaks of 35°C (94°F). May experiences more precipitation, with 187 mm (7.3 in) spread across 16 days, while August sees a total of 142 mm (5.6 in) over 20 days, making it somewhat drier despite the increased frequency of rain. Humidity levels also rise slightly in August to 77%, compared to May's 72%. For more detailed insights, you can check out Jamaica weather in August.
May and September both offer warm temperatures, but there are notable differences in their weather patterns. In May, the average temperature hovers around 26°C (79°F), with a minimum of 17°C (64°F) and a maximum of 34°C (94°F). This month sees around 187 mm (7.3 in) of precipitation stretched over 16 days, accompanied by a humidity level of 72%. Conversely, September presents slightly warmer conditions with an average temperature of 27°C (81°F), a minimum of 21°C (70°F), and the same maximum of 34°C (94°F). However, it has lower precipitation at 150 mm (5.9 in) over 22 days, along with higher humidity at 78%. For more detailed insights, you can visit Jamaica weather in September.
May and October share a similar average temperature, hovering around 26°C (79°F). However, May tends to be a bit warmer with maximum temperatures reaching up to 34°C (94°F) compared to October's peak of 32°C (91°F). Rainfall is more pronounced in May, with 187 mm (7.3 in) of precipitation over 16 days, while October sees less at 122 mm (4.8 in) despite having 20 rainy days. Additionally, October has slightly higher humidity at 80% compared to May's 72%. For more detailed weather insights, check out Jamaica weather in October.
May and November present distinct weather patterns, showcasing a transition from warm to slightly cooler temperatures. In May, the minimum temperature hovers around 17°C (64°F), with an average of 26°C (79°F) and a peak of 34°C (94°F), accompanied by significant precipitation of 187 mm (7.3 in) over 16 days and a humidity level of 72%. In contrast, November features a milder climate, with minimum temperatures of 14°C (57°F), an average of 24°C (76°F), and a maximum of 31°C (88°F). This month experiences considerably less precipitation at 47 mm (1.9 in) across 10 days, while humidity rises slightly to 81%. For more detailed information, check out Jamaica weather in November.
May and December present distinct contrasts in weather. In May, temperatures soar with a minimum of 17°C (64°F) and can reach a high of 34°C (94°F), making it the warmest month. However, it is also a rainy period, receiving 187 mm (7.3 in) of precipitation over approximately 16 days. This results in a high humidity level of 72%, creating a tropical feel but also a challenge for outdoor activities.
In contrast, December offers a milder climate with temperatures ranging from a minimum of 10°C (51°F) to an average of 23°C (73°F) and a maximum of 30°C (87°F). The month is significantly drier, with only 37 mm (1.5 in) of precipitation falling over 5 days, even as humidity rises to 81%. This makes December a more pleasant time for outdoor exploration compared to the wetter May. For more details on December weather in Jamaica, check out Jamaica weather in December.
As May unfolds in Jamaica, the island basks in warmer temperatures, averaging a delightful 26°C (79°F), which is noticeably higher compared to the cooler months that preceded it. This spike in warmth, coupled with increased humidity levels around 72%, creates a tropical atmosphere perfect for beach adventures, though it does come with the likelihood of rain, as the month experiences about 16 days of precipitation. While the rain may seem daunting, it nurtures the lush landscape that Jamaica is renowned for. Overall, May marks a transition into the vibrant summer season, setting the tone for what lies ahead. For more insights about year-round weather patterns, check out Jamaica Climate.