September weather forecast
Cayo Coco, Cuba

Palm trees on the magnificent white sandy beaches, in the Cayo Coco Island in Cuba under perfect blue skies
Palm trees on the magnificent white sandy beaches, in the Cayo Coco Island in Cuba under perfect blue skies

Weather in September

September, the first month of the autumn in Cayo Coco, is still a tropical month, with an average temperature varying between 32°C (89.6°F) and 23°C (73.4°F).

Temperature

In Cayo Coco, the average high-temperature in September is almost the same as in August - a still hot 32°C (89.6°F). In Cayo Coco, in September, the average low-temperature is 23°C (73.4°F).

Rainfall

In September, in Cayo Coco, the rain falls for 15 days. Throughout September, 152mm (5.98") of precipitation is accumulated. Throughout the year, there are 125 rainfall days, and 1158mm (45.59") of precipitation is accumulated.

Sea temperature

June through October, with an average sea temperature of 29°C (84.2°F), are months with the warmest seawater.
Note: For any water activity, surface water temperatures between 25°C (77°F) and 29°C (84.2°F) are considered as excellent and extremely pleasant for lengthened periods.

Daylight

In Cayo Coco, the average length of the day in September is 12h and 16min.
On the first day of September, sunrise is at 06:56 and sunset at 19:30. On the last day of the month, sunrise is at 07:04 and sunset at 19:02 CDT.

Sunshine

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

UV index

In Cayo Coco, the average daily maximum UV index in September is 11. A UV Index reading of 11, and higher, represents an ultimate health vulnerability from unsafe exposure to UV radiation for ordinary individuals.
Note: The daily maximum UV index of 11 in September interpret into the following advice:
Practice all essential precautions. Protection against sun damage is crucial. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. A broad-spectrum sunscreen of SPF 30+ should be liberally applied and re-applied every two hours, and immediately after an outdoor workout or a swim. Caution! The reflection of sand and water significantly increases the intensity of the Sun's UV radiation.
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FAQ

How many days does it rain in September in Cayo Coco?

In Cayo Coco, Cuba, in September, during 15 rainfall days, 152mm (5.98") of precipitation is typically accumulated.

What months are the sea warmest in Cayo Coco?

The months with the warmest seawater are June through October, with an average sea temperature of 29°C (84.2°F).

What is the sea water temperature in September in Cayo Coco?

In September, the average sea temperature in Cayo Coco, Cuba, is 29°C (84.2°F). For any water activity, surface water temperatures between 25°C (77°F) and 29°C (84.2°F) are considered as excellent and extremely pleasant for lengthened periods.

How many hours of daylight does Cayo Coco have in September?

In September, the average day length in Cayo Coco, Cuba, is 12h and 16min.

What time are sunrise and sunset in September in Cayo Coco?

In September, on the first day of the month, sunrise is at 06:56 and sunset at 19:30. On the last day of the month, in Cayo Coco, Cuba, sunrise is at 07:04 and sunset at 19:02 CDT.

What is the month with the least sunshine in Cayo Coco?

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

How long on average sun shines in September in Cayo Coco?

In September, the average sunshine duration in Cayo Coco is 7h.

What is the UV index reading in September in Cayo Coco?

In Cayo Coco, the average daily maximum UV index in September is 11. A UV Index reading of 11, and higher, represents an extreme health vulnerability from unprotected exposure to UV radiation.
Average rainfall days
Average sunshine
Average UV index

Average temperature in September
Cayo Coco, Cuba

Average temperature in September - Cayo Coco, Cuba
  • Average high temperature in September: 32°C

The warmest months (with the highest average high temperature) are July and August (33°C).
The month with the lowest average high temperature is January (27°C).

  • Average low temperature in September: 23°C

The months with the highest average low temperature are June, July, August and September (23°C).
The coldest month (with the lowest average low temperature) is January (17°C).

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Average rainfall in September
Cayo Coco, Cuba

Average rainfall in September - Cayo Coco, Cuba
  • Average rainfall in September: 152mm

The wettest month (with the highest rainfall) is October (184mm).
The driest month (with the least rainfall) is December (42mm).

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Average rainfall days in September
Cayo Coco, Cuba

Average rainfall days in September - Cayo Coco, Cuba
  • Average rainfall days in September: 15 days

The month with the highest number of rainy days is October (16 days).
The months with the least rainy days are February and April (5 days).

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Average sea temperature in September
Cayo Coco, Cuba

Average sea temperature in September - Cayo Coco, Cuba
  • Average sea temperature in September: 29°C

The best months for swimming (with the highest average sea temperature) are June, July, August, September and October (29°C).
The coldest months (with the lowest average sea temperature) are January, February and March (25°C).

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Average daylight in September /
Average sunshine in September
Cayo Coco, Cuba

Average daylight in September / Average sunshine in September - Cayo Coco, Cuba
  • Average daylight in September: 12h and 16min

The month with the longest days is June (Average daylight: 13h and 29min).
The month with the shortest days is December (Average daylight: 10h and 47min).

  • Average sunshine in September: 7h

The month with the most sunshine is April (Average sunshine: 9h).
The months with the least sunshine are January, February, June, September, October, November and December (Average sunshine: 7h).

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Average UV index in September
Cayo Coco, Cuba

Average UV index in September - Cayo Coco, Cuba
  • Average UV index in September: 11

The months with the highest UV index are April, May, June, July and August (UV index 12).
The month with the lowest UV index is December (UV index 6).

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