Last updated: August 21, 2025
May in West Bay, Cayman Islands is characterized by warm temperatures and a lively tropical atmosphere. The maximum temperature reaches a pleasant 29°C (84°F), while the average hovers around 27°C (81°F), offering comfortable conditions for outdoor activities. With a minimum temperature of 25°C (76°F), the nights are equally inviting. However, be prepared for some rain; 130 mm (5.1 in) of precipitation falls across approximately 15 days, accompanied by a humidity level of 73%. This combination creates a lush, vibrant environment perfect for enjoying the island’s natural beauty, making May an invigorating time to explore West Bay.
In May, temperatures in the West Bay, Cayman Islands gradually warm as the tropical summer approaches. The minimum temperature holds steady at a comfortable 25°C (76°F), while the average rises to a delightful 27°C (81°F). With maximum temperatures peaking at 29°C (84°F), visitors can expect warm, sunny days perfect for beach outings and water activities. Compared to the preceding months, May marks a subtle transition with increasing warmth, setting the stage for the hotter conditions that follow in June and July, making it an ideal time to bask in the vibrant Caribbean ambiance.
May marks a significant shift in precipitation patterns for West Bay, Cayman Islands, as it experiences a dramatic increase in rainfall. With a total of 130 mm (5.1 in) over 15 days, May stands out as the wettest month so far this year, more than doubling the totals seen in the preceding months. This surge in rainfall signals the transition into the wetter season, laying the groundwork for the lush landscapes that characterize the region during the summer months. Following May, precipitation remains plentiful, but with June dropping to 87 mm (3.4 in), it becomes clear that while May heralds the onset of more frequent showers, the island's weather is poised to fluctuate as the year progresses.
In May, the humidity in West Bay, Cayman Islands reaches 73%, marking a slight decrease from the previous months. This trend follows a gradual decline from January's 77%, hinting at the onset of the drier summer months. The humidity remains consistent through June, maintaining the same level before climbing back to 75% in July and August. Overall, May serves as a transitional period, as the warm weather persists, but the humidity begins to stabilize, laying the groundwork for the more humid late summer and fall months ahead.
As May rolls into West Bay, Cayman Islands, the UV Index remains steadfast at a striking 13, categorizing it within the extreme exposure bracket. This trend reflects a consistent surge in UV intensity echoed since March, where levels have been high enough to warrant careful sun safety measures. With a burn time of just 10 minutes, sun lovers should take heed to protect themselves from harmful rays. This extreme UV environment is not just a rarity; instead, it's a typical hallmark of the region’s late spring. As we transition towards the summer months, the UV Index remains largely unchanged, signaling that outdoor enthusiasts should equip themselves with sunscreen, hats, and protective clothing during this vibrant season in paradise. For more insights into UV levels, check out the detailed forecast at West Bay UV Index.
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May is a brilliant highlight in West Bay, Cayman Islands, boasting an impressive 342 hours of sunshine. As spring transitions to summer, the sunshine hours show a steady upward trend, peaking in July with an exuberant 348 hours. This growing brightness begins in January with 247 hours, steadily increasing each month, illustrating the island's allure for sun-seekers. After the peak in July, the hours experience a slight decline but remain generous, ensuring that visitors can enjoy the warm rays throughout the summer and into the fall. The increasing sunlight not only enhances the natural beauty of the beaches but also invites exploration and adventure in this tropical paradise.
In West Bay, Cayman Islands, the likelihood of sunny weather in May stands at a promising 73%, marking it as one of the brighter months of the year. This optimistic outlook continues from the previous months of March and April, which recorded high chances of sunshine at 78% and 62%, respectively. While the sun shines prominently, it’s notable that the months following May, particularly June (39%) and July (51%), experience a marked drop in sunny weather. This trend indicates that May serves as a sweet spot for beachgoers and outdoor enthusiasts, transitioning into the summer months when the sunshine becomes less reliable. Enjoy the sun while it lasts!
In West Bay, Cayman Islands, the evolution of daylight duration throughout the year reveals a captivating pattern, particularly in May. With 13 hours of daylight, May marks the peak of brightness, setting the stage for vibrant days filled with sunshine. Following April's already generous 12 hours, the increase in May signifies the swift approach of summer, which continues to offer equal daylight throughout June and July. As the months transition into late summer and fall, daylight begins to taper off, regressing to 12 hours in August and September, and gradually down to 11 hours by November. This rhythmic cycle not only highlights the allure of May's long days but also sets an enchanting backdrop for outdoor activities and relaxation in the stunning Cayman Islands.
In May, the winds in West Bay, Cayman Islands begin to slow after a breezy start to the year. With an average wind speed of 5.6 m/s (13 mph), May marks a gentle dip from the robust winds of earlier months, particularly April, which also saw 6.5 m/s (14 mph). This softer breeze continues into June, maintaining a similar pace, hinting at a transitional phase before the summer months. As the season progresses, the wind picks up slightly again, highlighting a trend where late spring leads into the calmer summer winds. Overall, May offers a delightful balance, perfect for leisurely beach days with just enough breeze to keep the tropical heat at bay.
Weather in West Bay varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in West Bay, focusing on differences in temperature, rainfall, humidity, and UV levels.
May is generally warmer than January, with temperatures ranging from a minimum of 25°C (76°F) to a maximum of 29°C (84°F), while January sees a slightly cooler range of 21°C (70°F) to 28°C (82°F). Additionally, May experiences significantly more rainfall, with 130 mm (5.1 in) of precipitation over 15 days, compared to January's 39 mm (1.5 in) over 11 days. Humidity levels are relatively similar, with May at 73% and January slightly higher at 77%. For a closer look at January weather, you can check West Bay weather in January.
May and February exhibit distinct differences in weather patterns. In May, temperatures are generally warmer, with a minimum of 25°C and an average of 27°C, peaking at a maximum of 29°C. This month also experiences significantly more rainfall, totaling 130 mm over 15 days, coupled with a humidity level of 73%. In contrast, February displays milder temperatures, with a minimum of 21°C and an average of 26°C, reaching a maximum of 27°C. Rainfall is considerably lower at just 24 mm over 8 days, and humidity is slightly higher at 76%. For more details on February weather conditions, visit West Bay weather in February.
In comparing the weather between March and May, May tends to be warmer, with average temperatures peaking at around 27°C (81°F) compared to March's average of 26°C (79°F). The maximum temperatures in May also reach 29°C (84°F), whereas in March, they only go up to 27°C (82°F). While March experiences significantly less rainfall, with only 19 mm (0.8 in) over 6 days, May sees a considerable increase in precipitation at 130 mm (5.1 in) across 15 days. Interestingly, humidity levels remain quite similar, with March at 74% and May slightly lower at 73%. For more detailed information about March weather, you can visit West Bay weather in March.
In comparing the weather of April and May, April generally experiences slightly cooler temperatures, with averages around 26°C (80°F) compared to May's warmer average of 27°C (81°F). Both months have similar maximum temperatures, but May's minimum temperature is a touch higher at 25°C (76°F) compared to April's 24°C (75°F). Precipitation also varies significantly, with May receiving 130 mm (5.1 in) over 15 days, while April only has 25 mm (1.0 in) across 7 days. Humidity levels are comparable, with April at 75% and May at 73%. For more details, you can check West Bay weather in April.
In comparing the weather between May and June, both months exhibit a similar warm climate, with minimum temperatures consistently around 25°C (76°F). However, June experiences a slightly higher average temperature of 28°C (82°F), compared to May's average of 27°C (81°F). While both months have the same maximum temperature of 29°C (84°F), June sees a reduction in precipitation, with only 87 mm (3.4 in) over 12 days, compared to May's 130 mm (5.1 in) over 15 days. Humidity levels remain steady in both months at 73%, making the overall feel quite consistent as we transition into June. For more detailed insights, you can check West Bay weather in June.
In comparing May and July, both months experience similar minimum temperatures, hovering around 25°C (76°F). However, July is slightly warmer on average, with temperatures reaching 28°C (83°F) compared to May's average of 27°C (81°F). While May sees more rainfall, with 130 mm (5.1 in) over 15 days, July has significantly less precipitation at 55 mm (2.2 in) across 14 days. This results in slightly lower humidity levels in July at 75%, compared to 73% in May. For a detailed look at July weather, you can visit West Bay weather in July.
In comparing the weather between May and August, both months feature warm temperatures with a minimum of around 25°C (76°F) and relatively high averages, but August tends to be slightly hotter, averaging 29°C (84°F) compared to May's 27°C (81°F). While both months experience frequent rainfall, with May receiving 130 mm (5.1 in) over 15 days and August slightly less at 105 mm (4.1 in) over 16 days, August also showcases a marginally higher humidity level at 75%. Overall, August offers a bit more warmth and slightly reduced precipitation, making it a great time to explore the area. For a more detailed look at the weather, you can visit West Bay weather in August.
May and September both enjoy warm temperatures, with May averaging around 27°C (81°F) and September slightly warmer at 28°C (83°F). The maximum temperatures in both months are comparable, peaking at 29°C (84°F) in May and 30°C (86°F) in September. However, May experiences more rainfall, with 130 mm (5.1 in) over 15 days compared to September's 102 mm (4.0 in) across 18 days, making May a wetter month. Humidity levels are similar, with May at 73% and September slightly higher at 75%. For more details on the weather in September, check out West Bay weather in September.
May and October both feature warm temperatures, with May averaging around 27°C (81°F) and October slightly warmer at 28°C (82°F). However, October experiences higher precipitation, totaling 254 mm (10.0 in) over 23 days, compared to May's 130 mm (5.1 in) over 15 days. Additionally, humidity levels in October are marginally higher at 75%, compared to May's 73%. For a detailed look at October weather, you can check West Bay weather in October.
In comparing the weather between May and November, both months exhibit similar temperature profiles, with daily averages hovering around 27°C (81°F) and maximums peaking at 29°C (84°F). However, November tends to be slightly wetter, receiving 174 mm (6.9 in) of rainfall over 18 days compared to May's 130 mm (5.1 in) across 15 days. Additionally, November has higher humidity at 78%, compared to May's 73%. For more detailed information about West Bay weather in November, you can check out West Bay weather in November.
In comparing the weather conditions of May and December, we observe that May typically experiences slightly warmer temperatures, with average highs reaching 29°C (84°F) compared to December's maximum of 28°C (83°F). Additionally, May tends to be wetter, with 130 mm (5.1 in) of precipitation over approximately 15 rainy days, whereas December sees significantly less rainfall at 46 mm (1.8 in) across 12 days. Humidity levels remain relatively high in both months, with December peaking at 78% compared to May's 73%. For a detailed look at December's weather in West Bay, you can visit West Bay weather in December.
As May unfolds in West Bay, the weather sets a delightful tone with mild temperatures and a significant humidity level that elevates the tropical experience. Compared to other months, May showcases a gradual increase in warmth, making it feel pleasantly balmy, though occasional rainfall—averaging around 15 days—adds a refreshing twist to the sunny days. This transition period invites visitors to enjoy both the lush landscape nurtured by the 130 mm of precipitation and the warm ocean breezes. To delve deeper into the remarkable weather patterns of West Bay, explore West Bay Climate.