Last updated: August 21, 2025
In May, Little Cayman awakens with a warm embrace, showcasing a delightful average temperature of 27°C (81°F). Daytime highs reach a pleasant 29°C (84°F), while evenings cool down to a comfortable minimum of 24°C (75°F). Amidst this tropical warmth, the island experiences 131 mm (5.2 in) of rain spread over 18 days, nurturing its lush landscapes. With a humidity level of 73%, the air is rich and invigorating, making May an ideal month for exploring the enchanting beauty of this Caribbean paradise.
May marks the transition into the warmer months in Little Cayman, where temperatures begin to heat up. With a minimum temperature of 24°C (75°F) and an average of 27°C (81°F), the island experiences a delightful warmth that lures visitors to its stunning beaches. The maximum temperature can reach 29°C (84°F), creating the perfect setting for sun-soaked days and cooling swims in the azure waters. As the month progresses, the steady increase in temperature from April to May hints at the arrival of summer, with the island's tropical charm making it a sought-after destination for those seeking both relaxation and adventure in paradise.
In May, Little Cayman experiences a remarkable spike in precipitation, recording a substantial 131 mm (5.2 in) over 18 days of rainfall. This significant increase marks a departure from the relatively dry months preceding it, such as March and April, which saw only 19 mm and 35 mm of rain, respectively. As the island transitions into the wetter season, May's showers rejuvenate the lush landscape, setting the stage for the vibrant flora and fauna that define its natural beauty. The trend suggests that early summer heralds an uptick in rain, paving the way for the tropical climate that characterizes the tail end of spring.
As the warm days of May arrive in Little Cayman, the island experiences a notable dip in humidity, settling at 73%. This slight decline from the previous months marks a transition into the summer season, where humidity levels tend to stabilize before the peak of summer. Interestingly, this trend is mirrored in June, which also holds at 73%. Compared to the earlier months—with January's 77% and February's 76%—May's humidity hints at a refreshing change in the air. As the humidity remains relatively low through June, visitors can enjoy warm, breezy days perfect for exploring the island's stunning natural beauty.
As spring transitions into summer, May in Little Cayman sees a persistent UV Index of 13, categorized as extreme, with a quick burn time of just 10 minutes. This marks the continuation of a trend established from April, where the intensity of sunlight begins to peak. Notably, the UV Index remains high through June, indicating that outdoor enthusiasts should remain vigilant about sun safety. With such potent rays, it's crucial to protect your skin and limit exposure during peak hours. For detailed insights on UV levels throughout the year, check out the Little Cayman UV Index.
UV Risk Categories
In Little Cayman, the month of May shines brightly with an impressive 332 hours of sunshine, marking a continuation of the island's trend toward sunny days as spring melts into summer. Following the peak of 343 hours in April, May's sunlight remains abundant, setting the stage for the vibrant summer months ahead. This time of year consistently showcases a remarkable transition, with hours of sunshine generally increasing from January's modest 248 hours to the summer highs of 352 hours in July. The consistent warmth and light not only enhance the island's stunning natural beauty but also invite visitors to enjoy its mesmerizing beaches and clear waters, making Little Cayman an idyllic escape during this sun-kissed season.
In May, the chance of sunny weather in Little Cayman stands at a pleasant 70%, making it one of the brighter months of the year. This reflects a moderate trend of sunshine as spring transitions into summer; while April enjoys a slightly higher 66% chance, May continues to deliver consistent sun compared to the more overcast summer months like June and July, which drop to a mere 40% and 54%, respectively. The overall pattern suggests that early summer in Little Cayman provides a delightful opportunity for sun-seekers, with May standing out as an ideal time for outdoor activities under predominantly sunny skies.
In Little Cayman, the transition into May heralds a delightful increase in daylight duration, as the island basks in 13 hours of sunlight, marking a peak that lingers into June and July. This upward trend from the earlier months—where daylight averages around 11 to 12 hours—encourages outdoor exploration and vibrant marine activities. As the days gradually shorten again in August and September, the sunshine remains abundant, providing a warm farewell to summer. Overall, Little Cayman’s daylight hours dance with the seasons, offering a diverse palette of light that enhances its natural beauty and invites adventure throughout the year.
In May, Little Cayman experiences a gentle shift in wind patterns, with an average wind speed of 5.3 m/s (12 mph). This marks a notable decrease from the 6.3 m/s (14 mph) in both February and March, as well as from April's 5.7 m/s (13 mph). As the island transitions to the hotter months, the winds maintain a mild influence, creating a serene atmosphere ideal for relaxation and water activities. Looking ahead, the winds remain steady through June, mirroring May's calmness before gradually picking up again in July. Overall, the month of May offers a perfect blend of tranquil breezes, setting the stage for a peaceful island retreat.
Weather in Little Cayman varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Little Cayman, focusing on differences in temperature, rainfall, humidity, and UV levels.
When comparing the weather in May and January, one can observe notable differences in temperature and precipitation. May experiences warmer temperatures, with a minimum of 24°C (75°F) and an average high of 29°C (84°F), whereas January is slightly cooler, starting at a minimum of 20°C (69°F) and reaching a maximum of 28°C (82°F). Additionally, May tends to be much wetter, receiving 131 mm (5.2 in) of rainfall over 18 days, in contrast to January's 36 mm (1.4 in) over just 8 days. Humidity levels are similar, with May at 73% and January slightly higher at 77%. For a closer look at conditions in January, check out Little Cayman weather in January.
May and February present contrasting weather patterns. In May, temperatures are generally warmer, with minimums around 24°C (75°F) and averages reaching 27°C (81°F), peaking at a high of 29°C (84°F). However, this month experiences significantly more rainfall, averaging 131 mm (5.2 in) over 18 days, contributing to a humidity level of 73%. In contrast, February offers slightly cooler temperatures, with a minimum of 22°C (71°F) and highs around 27°C (81°F), but it boasts much lower precipitation at just 25 mm (1.0 in) over 7 days. The humidity in February is slightly higher at 76%, adding to the overall comfort despite the moisture levels. For more detailed insights, you can check Little Cayman weather in February.
In comparing the weather between May and March, May tends to be slightly warmer, with average temperatures reaching 27°C (81°F), while March averages at 26°C (78°F). However, May experiences significantly more rainfall, totaling 131 mm (5.2 in) over 18 days compared to March's modest 19 mm (0.8 in) over just 5 days. Both months have high humidity levels, with May sitting at 73% and March at 74%, contributing to a tropical feel. For more specific information about March conditions, you can visit Little Cayman weather in March.
In comparing the weather of May and April, we see that both months have similar temperature ranges, with April showcasing a minimum of 24°C (75°F), an average of 26°C (80°F), and a maximum of 28°C (84°F). May, on the other hand, experiences slightly warmer conditions, with temperatures ranging from 24°C (75°F) to an average of 27°C (81°F) and a maximum of 29°C (84°F). However, May is significantly wetter, receiving 131 mm (5.2 in) of precipitation over 18 days, compared to April's modest 35 mm (1.4 in) across just 6 days. The humidity remains relatively consistent between the two months, with April at 75% and May slightly lower at 73%. For more details on April's weather, you can visit Little Cayman weather in April.
In comparing the weather between May and June, both months exhibit warm temperatures and high humidity. May starts with a minimum temperature of 24°C (75°F) and an average of 27°C (81°F), reaching a maximum of 29°C (84°F), along with significant precipitation of 131 mm (5.2 in) over 18 days. In contrast, June sees a slight increase in temperatures, with a minimum of 25°C (77°F) and an average of 28°C (83°F), peaking at 30°C (85°F). However, June experiences far less rainfall, totaling 61 mm (2.4 in) across only 12 days. Overall, while both months offer warm and humid conditions, June provides a drier and slightly warmer alternative. For more details, check Little Cayman weather in June.
In comparing the weather between May and July, we see a slight increase in temperatures during July, with minimum temperatures rising from 24°C (75°F) to 25°C (78°F) and average highs increasing from 29°C (84°F) to 31°C (88°F). May experiences more rainfall, totaling 131 mm (5.2 in) over 18 days, while July sees considerably less precipitation at 52 mm (2.0 in) over just 12 days. Humidity levels remain relatively stable, with May at 73% and July slightly higher at 75%. Overall, July offers warmer temperatures and drier conditions compared to May, making it a more favorable month for outdoor activities. For detailed information on weather specifics, visit Little Cayman weather in July.
May and August showcase similarities in their warm tropical climates, but there are notable differences between the two months. In May, temperatures range from a minimum of 24°C (75°F) to a maximum of 29°C (84°F), with an average of 27°C (81°F). This month also sees higher precipitation, totaling 131 mm (5.2 in) over approximately 18 days, contributing to a humidity level of 73%. In contrast, August is slightly warmer with temperatures ranging from a minimum of 26°C (78°F) to a maximum of 30°C (87°F), averaging around 29°C (84°F). Precipitation in August is a bit lower at 116 mm (4.6 in) over 15 days, and humidity levels rise slightly to 75%. For more detailed insights, check out Little Cayman weather in August.
In May, temperatures range from a minimum of 24°C (75°F) to a maximum of 29°C (84°F), with an average temperature of 27°C (81°F). The month sees significant rainfall, totaling 131 mm (5.2 in) over 18 days, accompanied by a humidity level of 73%. In contrast, September experiences slightly warmer weather with a minimum of 26°C (78°F), an average of 28°C (84°F), and a maximum of 30°C (86°F). Additionally, September has less precipitation, totaling 97 mm (3.8 in) over 17 days, and humidity remains relatively high at 75%. For more details on the climate, check out Little Cayman weather in September.
In comparing the weather between May and October, we see a slight increase in temperature during the latter month, with average temperatures in October reaching 28°C (82°F) compared to May's 27°C (81°F). Both months experience high humidity levels, but October is slightly more humid at 75%, compared to May's 73%. Notably, precipitation is significantly higher in October, with 229 mm (9.0 in) over 23 days, versus May’s 131 mm (5.2 in) across 18 days. This suggests that October is not only warmer but also wetter. For more detailed information, check out Little Cayman weather in October.
In comparing the weather between May and November, both months boast similar temperature ranges, with minimums around 24°C (75°F), averages of 27°C (81°F), and maximums reaching 29°C (84-85°F). However, November tends to be slightly wetter, receiving 160 mm (6.3 in) of precipitation over 15 days, compared to May's 131 mm (5.2 in) over 18 days. Additionally, November's humidity is a bit higher at 78%, compared to May's 73%. For a more detailed look at the climate during this time, you can check out Little Cayman weather in November.
In May, the weather is typically warmer, with average temperatures ranging from a minimum of 24°C (75°F) to a maximum of 29°C (84°F), while December sees slightly cooler averages, with temperatures between 22°C (72°F) and 28°C (83°F). May also tends to be much wetter, experiencing 131 mm (5.2 in) of precipitation over 18 days, compared to December's mild 38 mm (1.5 in) over just 11 days. Humidity levels are similar, with May at 73% and December slightly higher at 78%. For more details on what to expect during the holiday season, check out Little Cayman weather in December.
As May unfolds in Little Cayman, visitors can expect warm and inviting conditions, characterized by average temperatures around 27°C (81°F). This month presents a delightful transition from the cooler, drier months earlier in the year, with increased humidity and a notable uptick in rainfall—featuring about 131 mm over approximately 18 days. While the allure of sunny days persists, travelers should also prepare for occasional showers that nourish the island's lush landscapes. For those seeking to embrace the tropical charm of May, it's a wonderful time to explore Little Cayman’s natural beauty. To learn more about what to expect throughout the year, check out the full details at Little Cayman Climate.