October weather forecast
Cayo Santa María, Cuba

In October, the temperatures in Cayo Santa María start to exhibit a gradual decline. The rain showers endure but lessen in comparison to September, easing the transition towards the drier months. The decrease in daylight mirrors the onset of the cooler season. While the shift instigates a reduced UV index and sea temperature, it does not subtract from the natural allure of the island. As October advances towards November, a further dip in temperature and rainfall can be anticipated.

Temperature

As September transitions into October, the average high-temperature rests at a still hot 30°C, maintaining a close resemblance to the previous month. Cayo Santa María registers a consistent average low-temperature of 23°C during October.

Rainfall

October is the month with the most rainfall in Cayo Santa María. Rain falls for 16 days and accumulates 190mm of precipitation.

Sea temperature

The months with the warmest seawater in Cayo Santa María are June through October, with an average sea temperature of 29°C.
Note: For swimming, diving, or other water activities, temperatures from 25°C to 29°C provide the most enjoyable experience for extended periods without discomfort.

Daylight

In Cayo Santa María, the average length of the day in October is 11h and 37min.
On the first day of the month, sunrise is at 07:07 and sunset at 19:03. On the last day of October, sunrise is at 07:19 and sunset at 18:39 CDT.

Sunshine

The months with the least sunshine in Cayo Santa María are January, February, June, September through December, with an average of 7h of sunshine.

UV index

The average daily maximum UV index in October in Cayo Santa María is 9. A UV Index of 8 to 10 symbolizes a very high threat to health from unsafe exposure to UV radiation for the average person.
Note: The maximum UV index of 9 during October translates into these guidelines:
Act with urgency in protecting yourself. Without it, skin and eyes can be harmed in no time. Seek shade and limit direct Sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its peak, but be aware that not all shade structures provide complete sun protection. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades. Applying and reapplying a broad-spectrum sunscreen with a minimum SPF 30 after every two hours, outdoor workout, or swim is recommended. Be vigilant! The Sun's UV rays get a boost from sand and water reflections.