October weather forecast and climate
Charlotte Amalie, VI

October, like September, in Charlotte Amalie, United States Virgin Islands, is a moderately hot autumn month, with temperature in the range of an average high of 83.7°F (28.7°C) and an average low of 81.5°F (27.5°C).

Temperature

In Charlotte Amalie, the average high-temperature in October is practically the same as in September - a still moderately hot 83.7°F (28.7°C). In Charlotte Amalie, the average low-temperature is 81.5°F (27.5°C).

Heat index

The average heat index is estimated at a tropical 91.4°F (33°C). Take extra precautions, as heat cramps and heat exhaustion are possible. Sustained activity may result in heatstroke.
Take into consideration that the heat index values are calculated for shade and light wind conditions. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel', 'apparent temperature', 'feels like', or 'felt air temperature', combines air temperature and relative humidity to represent a human perceived temperature equivalent. Additional factors like clothing, metabolic differences, wind, and activity influence one's weather impression. Be aware that direct exposure to sunlight increases heat impact, and may raise the heat index additionally, by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Young children are generally more endangered than adults, as they usually less sweat. And also, due to larger skin surface relative to their small bodies and higher heat production as a result of their activity.

Humidity

January through March, October through December, with an average relative humidity of 75%, are the least humid months in Charlotte Amalie.

Rainfall

In October, the rain falls for 23.6 days. Throughout October, 4.37" (111mm) of precipitation is accumulated. In Charlotte Amalie, during the entire year, the rain falls for 253.1 days and collects up to 33.27" (845mm) of precipitation.

Ocean temperature

In October, the average ocean temperature is 84.6°F (29.2°C).
Note: Water temperature between 77°F (25°C) and 84.2°F (29°C) 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 in Charlotte Amalie, United States Virgin Islands, is 11.7h.

Sunshine

The average sunshine in Charlotte Amalie is 7.4h.

UV index

Months with the highest UV index in Charlotte Amalie are January through December, with an average maximum UV index of 7. Months with the lowest UV index in Charlotte Amalie, United States Virgin Islands, are January through December, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to the UV radiation for ordinary individuals.
Note: The daily maximum UV index of 7 interpret into the following advice:
Take precautions and utilize sun safety practices. Protection against the skin and eye damage is required. 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 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. Beware! The strength of the UV rays is significantly increased by the reflection of the water and sand.