Weather in October
October symbolizes the culmination of the rainy season in Cayo Guillermo, with a high of 182mm (7.17") of downpour. Despite this rainfall, sea temperatures persevere at a warm 29°C (84.2°F), barely scathed by the wet weather. Complementing the rain, the island experiences decreasing daylight hours, hinting at the upcoming winter months. As for temperatures, they maintain a warm rhythm but display a gentle decrease, prefacing the imminent cooler season. November's approach will tone down both the rainfall and temperature, bringing Cayo Guillermo a step closer to winter.
Note: Water temperature between 25°C (77°F) and 29°C (84.2°F) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.
On the first day of the month, sunrise is at 07:06 and sunset at 19:01. On the last day of October, in Cayo Guillermo, Cuba, sunrise is at 07:19 and sunset at 18:37 CDT.
Note: The maximum UV index, 9 during October, leads to the following recommendations:
Stay protected; otherwise, skin and eyes can suffer rapid damage. Between 10 a.m. and 4 p.m., the Sun's UV radiation is at its peak. Limit your exposure to direct sunlight during these hours. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. One should apply and reapply liberally a broad-spectrum sunscreen of SPF 30+ every two hours and immediately after a swim or an outdoor exercise. Watch out! Reflections from sand and water can surge UV radiation exposure.
[Resources]Temperature
The introduction of October sees an average high-temperature of a still tropical 31°C (87.8°F), hardly deviating from September. October brings with it a nighttime average temperature of 22°C (71.6°F) in Cayo Guillermo.Rainfall
October is the month with the most rainfall in Cayo Guillermo. Rain falls for 16 days and accumulates 182mm (7.17") of precipitation.Sea temperature
June through October, with an average sea temperature of 29°C (84.2°F), are months with the warmest seawater in Cayo Guillermo.Note: Water temperature between 25°C (77°F) and 29°C (84.2°F) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.
Daylight
In October, the average length of the day is 11h and 37min.On the first day of the month, sunrise is at 07:06 and sunset at 19:01. On the last day of October, in Cayo Guillermo, Cuba, sunrise is at 07:19 and sunset at 18:37 CDT.
Sunshine
January, February, June, September through December, with an average of 7h of sunshine, are months with the least sunshine.UV index
In Cayo Guillermo, the average daily maximum UV index in October is 9. A UV Index reading of 8 to 10 represents a very high health hazard from unsafe exposure to UV radiation for average individuals.Note: The maximum UV index, 9 during October, leads to the following recommendations:
Stay protected; otherwise, skin and eyes can suffer rapid damage. Between 10 a.m. and 4 p.m., the Sun's UV radiation is at its peak. Limit your exposure to direct sunlight during these hours. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. One should apply and reapply liberally a broad-spectrum sunscreen of SPF 30+ every two hours and immediately after a swim or an outdoor exercise. Watch out! Reflections from sand and water can surge UV radiation exposure.
Frequently asked questions
How hot is it in Cayo Guillermo in October?
An average high-temperature, in October, in Cayo Guillermo, is 31°C (87.8°F) and the average low-temperature is 22°C (71.6°F).
What is the wettest month in Cayo Guillermo?
The month with the most rainfall in Cayo Guillermo, Cuba, is October, when the rain falls for 16 days and typically aggregates up to 182mm (7.17") of precipitation.
How many days does it rain in October in Cayo Guillermo?
In Cayo Guillermo, Cuba, in October, it is raining for 16 days, with typically 182mm (7.17") of accumulated precipitation.
What months are the sea warmest in Cayo Guillermo?
The months with the warmest seawater in Cayo Guillermo are June through October, with an average sea temperature of 29°C (84.2°F).
What is the water temperature in October in Cayo Guillermo?
In Cayo Guillermo, the average seawater temperature in October is 29°C (84.2°F). For swimming, diving, and other water activities, temperatures between 25°C (77°F) and 29°C (84.2°F) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable.
How many hours of daylight does Cayo Guillermo have in October?
In October, the average day length in Cayo Guillermo is 11h and 37min.
What time are sunrise and sunset in October in Cayo Guillermo?
In October, on the first day of the month, sunrise is at 07:06 and sunset at 19:01. On the last day of the month, in Cayo Guillermo, Cuba, sunrise is at 07:19 and sunset at 18:37 CDT.
What is the month with the least sunshine in Cayo Guillermo?
January, February, June, September through December, with an average of 7h of sunshine, are months with the least sunshine in Cayo Guillermo.
How long on average sun shines in October in Cayo Guillermo?
In Cayo Guillermo, the average sunshine duration in October is 7h.
What is the UV index intensity in October in Cayo Guillermo?
In October, the average daily maximum UV index in Cayo Guillermo is 9. A UV Index of 8 to 10 symbolizes a very high hazard to health from exposure to the Sun's UV radiation.
Average temperature in October
Cayo Guillermo, Cuba
- Average high temperature in October: 31°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 October: 22°C
The months with the highest average low temperature are June, July and August (23°C).
The coldest months (with the lowest average low temperature) are January and February (17°C).
Average rainfall in October
Cayo Guillermo, Cuba
- Average rainfall in October: 182mm
The wettest month (with the highest rainfall) is October (182mm).
The driest month (with the least rainfall) is December (39mm).
Average rainfall days in October
Cayo Guillermo, Cuba
- Average rainfall days in October: 16 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).
Average sea temperature in October
Cayo Guillermo, Cuba
- Average sea temperature in October: 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).
Average daylight in October /
Average sunshine in October
Cayo Guillermo, Cuba
- Average daylight in October: 11h and 4min
The month with the longest days is June (Average daylight: 13h and 30min).
The month with the shortest days is December (Average daylight: 10h and 48min).
- Average sunshine in October: 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).
Average UV index in October
Cayo Guillermo, Cuba
- Average UV index in October: 9
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).
Cayo Guillermo, Cuba
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