May weather forecast
Sand Bluff, Cayman Islands

The weather in May experiences a drastic transition, characterized by a leap in rainfall from 36mm (1.42") to a substantial 108mm (4.25"). As the year progresses, so too does the humidity level, contributed in part by the added rainfall. However, the balmy conditions are tempered by the breeze and the expanse of daylight, resulting in amenable overall conditions. Cloud cover persists, often providing a pleasant shield from the powerful sunshine. As the onset of the wetter period begins, visitors are well-advised to carry rain gear.

Temperature

Sand Bluff in May witnesses an average high-temperature of a still moderately hot 28°C (82.4°F), indicating a slight variation from April's 27.1°C (80.8°F). The nights of May are characterized by an average low-temperature of 27.2°C (81°F), subtly descending from daytime highs.

Heat index

May's average heat index is estimated at a hot 32°C (89.6°F). A sense of exhaustion might occur with extended exposure and activity, potentially causing heat cramps.
Keep in mind the heat index values are meant for areas in shade and with light wind. Direct sunlight can cause a surge in the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', integrates the air's temperature and its humidity to showcase the felt temperature by people. An individual's perception of weather can be swayed by a variety of elements including metabolic differences, pregnancy status, and their level of physical exertion. Do note, being directly under sun rays can amplify the heat you feel, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Young children are generally more endangered than adults, as they usually less sweat. And also, due to larger skin surface relative to their small bodies and higher heat production as a result of their activity.

Humidity

The average relative humidity in May in Sand Bluff is 77%.

Rainfall

In Sand Bluff, Cayman Islands, in May, during 21.3 rainfall days, 108mm (4.25") of precipitation is typically accumulated. In Sand Bluff, Cayman Islands, during the entire year, the rain falls for 241.1 days and collects up to 854mm (33.62") of precipitation.

Daylight

In Sand Bluff, the average length of the day in May is 13h and 3min.
On the first day of May in Sand Bluff, sunrise is at 05:55 and sunset at 18:47. On the last day of the month, sunrise is at 05:45 and sunset at 18:58 EST.

Sunshine

May and July, with an average of 10.6h of sunshine, are months with the most sunshine.

UV index

The months with the highest UV index are February through December, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high threat to health from exposure to the Sun's UV rays for the ordinary person.
Note: In May, a daily maximum UV index of 7 leads to the following instructions:
Stick with precautions and abide by sun safety procedures. Evading sunburn is essential. Try to minimize direct Sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Also note that objects like parasols or canopies might not provide complete sun protection. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.