August weather forecast
Sand Bluff, Cayman Islands

August ushers in a high of 29.7°C (85.5°F)—a testament to the peak of Cayman Islands summer. This warmth combines with increased rainfall—rising to 76mm (2.99") and causing saturated, steamy conditions. However, the heat does not stifle recreational activities, as the daylight hours remain generous, and the winds continue to be pleasant. The UV index sits at a steady 7, stressing the necessity for sun protection. Despite its intense heat, August volleys between climatic conditions, striking a balance between sun-and-sand pursuits and cozy indoor activities.

Temperature

The highest temperatures in Sand Bluff are recorded in August, with averages reaching a high of 29.7°C (85.5°F) and a low of 28.6°C (83.5°F).

Heat index

In August, the average heat index is estimated at a fiery hot 35°C (95°F). Undertake enhanced precautions, heat exhaustion and heat cramps are possible risks. Continuous activity could trigger heatstroke.
Heat index readings emphasize conditions of light breezes and shaded spots. Direct sunlight has the potential to heighten heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', is the result of factoring in humidity to the air temperature, indicating perceived warmth. This impact is subjective, influenced by the person's physical activity and individual heat perception, affected by factors including wind, attire, and metabolic differences. In the direct sunlight, the weather's impact can be amplified, possibly boosting the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for babies and toddlers. Young children are more at risk than adults since they tend to sweat less. Moreover, their large skin surface in proportion to their small bodies and the high heat production due to their activities contribute to their vulnerability.
The human body has a built-in cooling mechanism through perspiration; evaporating sweat dissipates the excess heat. Under conditions of high temperature and humidity (enhanced heat index), sweat production is compromised, exacerbating the sensation of warmth. When the heat gained surpasses the body's cooling capacity, temperatures rise, signaling potential health concerns.

Humidity

The average relative humidity in August in Sand Bluff is 75%.

Rainfall

In August, in Sand Bluff, the rain falls for 19.3 days. Throughout August, 76mm (2.99") of precipitation is accumulated. Throughout the year, there are 241.1 rainfall days, and 854mm (33.62") of precipitation is accumulated.

Daylight

In Sand Bluff, the average length of the day in August is 12h and 46min.
On the first day of the month, sunrise is at 06:01 and sunset at 19:00. On the last day of August, in Sand Bluff, Cayman Islands, sunrise is at 06:09 and sunset at 18:39 EST.

Sunshine

In August, the average sunshine is 9.2h.

UV index

February through December, with an average maximum UV index of 7, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high health hazard from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The UV index of 7 in August translates into these instructions:
Persist with precautions and heed sun safety advice. Prevention of sunburn is compulsory. 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. Enhance your sun protection with tightly woven, yet airy clothing.