July weather forecast
Old Man Bay, Cayman Islands

July in Old Man Bay offers the quintessential Caribbean summer experience with its warm weather and the most substantial rainfall. Nevertheless, despite this increase in rainfall, most of the days witness an adequate amount of sunshine and daylight. Visitors can expect occasional bouts of heavy showers followed by a refreshing and sunny atmosphere. Breezy conditions continue to prevail throughout the month, making weather comfortable. Considerable weather data points towards an increase in the lowest temperature, reaching 28.3°C (82.9°F), contributing to the warmer nights typical of this time.

Temperature

Transitioning from June to July, Old Man Bay observes an average high-temperature of a still moderately hot 29.1°C (84.4°F), differing subtly from the previous month. Old Man Bay's nights throughout July are marked by an average low temperature of 28.3°C (82.9°F), a minor drop from the day's high.

Heat index

For most parts of July, the heat index is evaluated at a hot 34°C (93.2°F). Adopt additional preventive measures, heat cramps and heat exhaustion are potential outcomes. Prolonged activity may trigger heatstroke.
Thinking about the heat index, one should account for its values in shaded areas with gentle breezes. Direct sunlight might lead to a heat index increase by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', is derived by integrating air temperature with the existing relative humidity to express the perceived warmth. The individual's impression of temperature can be shaped by additional aspects such as metabolic variations, physical activity, and clothing. It is essential to be conscious of the fact that direct sunlight can intensify the felt heat, leading to an elevation in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical to babies and toddlers. Young individuals usually face more risks than adults due to their lower sweat production. Their large skin surface area relative to their tiny bodies and high heat production from their activities adds to their risk.

Humidity

In July, the average relative humidity is 76%.

Rainfall

In July, the rain falls for 20.7 days. Throughout July, 73mm (2.87") of precipitation is accumulated. In Old Man Bay, during the entire year, the rain falls for 241.1 days and collects up to 854mm (33.62") of precipitation.

Daylight

In Old Man Bay, the average length of the day in July is 13h and 10min.
On the first day of July in Old Man Bay, sunrise is at 05:50 and sunset at 19:07. On the last day of the month, sunrise is at 06:01 and sunset at 19:01 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 in Old Man Bay, Cayman Islands, are February through December, with an average maximum UV index of 7. A UV Index estimate of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for the average person.
Note: The UV index of 7 in July translates into these instructions:
Shield from overexposure. Defense against sun-related harm is required. Avoid direct exposure to the Sun between 10 a.m. and 4 p.m., the peak period for UV radiation, noting that objects like parasols or canopies might not offer complete sun protection. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.