Charlotte Amalie
United States Virgin Islands, USA
Long-term weather forecast
Long-term weather forecast

April weather forecast and climate
Charlotte Amalie, VI

An aerial night view of the Charlotte Amalie Harbour within the United States Virgin Islands
An aerial night view of the Charlotte Amalie Harbour within the United States Virgin Islands
April is a tropical spring month in Charlotte Amalie, United States Virgin Islands, with average temperature ranging between max 86.7°F (30.4°C) and min 74.1°F (23.4°C).

Temperature

In April, the average high-temperature is practically the same as in March - a hot 86.7°F (30.4°C). The average low-temperature, in Charlotte Amalie, is 74.1°F (23.4°C).

Rainfall

In Charlotte Amalie, during 10.7 rainfall days, 2.6" (66.5mm) of precipitation is typically accumulated. In Charlotte Amalie, during the entire year, the rain falls for 163.7 days and collects up to 38.9" (989.1mm) of precipitation.

Ocean temperature

In April, the average ocean temperature is 80.6°F (27°C).
Note: For swimming, diving, and other water activities, temperatures between 77°F (25°C) and 84.2°F (29°C) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable.

Daylight

The average length of the day in April is 12.6h.

Sunshine

March, April, July and August, with an average of 9h of sunshine, are months with the most sunshine in Charlotte Amalie, United States Virgin Islands.

UV index

March through September, with an average maximum UV index of 12, are months with the highest UV index in Charlotte Amalie. A UV Index of 11, and more, symbolizes an extreme threat to health from the exposure to the Sun's UV rays for ordinary individuals.
Note: The daily maximum UV index of 12 interpret into the following advice:
Take all necessary precautions, as unprotected skin can burn in minutes. 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. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Even on cloudy days, a sunscreen with a minimum 30 sun protection factor should be generously applied and frequently re-applied, including after every swim or outdoor exercise. Caution! The reflection of sand and water significantly increases the intensity of the Sun's UV radiation.

What is the temperature in April in Charlotte Amalie?

In Charlotte Amalie, in April, the average high-temperature is 86.7°F (30.4°C), and the average low-temperature is 74.1°F (23.4°C).

How much does it rain in Charlotte Amalie in April?

In Charlotte Amalie, United States Virgin Islands, in April, it is raining for 10.7 days, with typically 2.6" (66.5mm) of accumulated precipitation.

What is the water temperature in April in Charlotte Amalie?

In Charlotte Amalie, the average seawater temperature in April is 80.6°F (27°C). For swimming, diving, and other water activities, temperatures between 77°F (25°C) and 84.2°F (29°C) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable.

What is the average length of the day in April in Charlotte Amalie?

In Charlotte Amalie, the average length of the day in April is 12.6h.

What are the months with the most sunshine in Charlotte Amalie?

March, April, July and August, with an average of 9h of sunshine, are months with the most sunshine in Charlotte Amalie, United States Virgin Islands.

How long on average sun shines in April in Charlotte Amalie?

The average sunshine in April in Charlotte Amalie, United States Virgin Islands, is 9h.

What is the month with the highest UV index in Charlotte Amalie?

Months with the highest UV index in Charlotte Amalie, United States Virgin Islands, are March through September, with an average maximum UV index of 12.

What is the UV index intensity in April in Charlotte Amalie?

In April, the average daily maximum UV index in Charlotte Amalie, United States Virgin Islands, is 12. A UV Index value of 11, and more, symbolizes an ultimate hazard to health from the exposure to the Sun's UV radiation.
Average temperature in April - Charlotte Amalie, VI
  • Average high temperature in April: 86.7°F

The warmest month (with the highest average high temperature) is August (90.2°F).
Months with the lowest average high temperature are January and February (85.1°F).

  • Average low temperature in April: 74.1°F

The month with the highest average low temperature is August (78.1°F).
The coldest month (with the lowest average low temperature) is February (72.3°F).

Average rainfall in April - Charlotte Amalie, VI
  • Average rainfall in April: 2.6"

The wettest month (with the highest rainfall) is November (6").
The driest month (with the lowest rainfall) is March (1.1").

Average rainfall days in April - Charlotte Amalie, VI
  • Average rainfall days in April: 10.7 days

The month with the highest number of rainy days is November (17.8 days).
The month with the lowest number of rainy days is March (8.1 days).

Average sea temperature in April - Charlotte Amalie, VI
  • Average sea temperature in April: 80.6°F

The best month for swimming (with the highest average sea temperature) is September (85°F).
The coldest month (with the lowest average sea temperature) is February (78.7°F).

Average daylight in April / Average sunshine in April - Charlotte Amalie, VI
  • Average daylight in April: 12.6h

The month with the longest days is June (Average daylight: 13.2h).
The month with shortest days is December (Average daylight: 11h).

  • Average sunshine in April: 9h

Months with most sunshine are March, April, July and August (Average sunshine: 9h).
Months with least sunshine are November and December (Average sunshine: 7).

Average UV index in April - Charlotte Amalie, VI
  • Average UV index in April: 12

Months with the highest UV index are March, April, May, June, July, August and September (UV index 12).
The month with the lowest UV index is December (UV index 7).