Contents
- Weather in April
- Frequently asked questions
- Average temperature in April
- Average pressure in April
- Average wind speed in April
- Average humidity in April
- Average rainfall in April
- Average rainfall days in April
- Average sea temperature in April
- Average daylight in April
- Average sunshine in April
- Average sunshine days in April
- Average UV index in April
- Average cloud cover in April
- Average visibility in April
Weather in April
Temperature
April brings an average high-temperature of a still moderately hot 79.5°F (26.4°C), showing a slight difference from March's 78.4°F (25.8°C). During the nights of April, Charlotte Amalie maintains an almost steady temperature with an average low of 76.8°F (24.9°C).Humidity
The average relative humidity in April is 76%.Rainfall
In Charlotte Amalie, in April, during 18.3 rainfall days, 1.5" (38mm) of precipitation is typically 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 Charlotte Amalie, in April, the average water temperature is 80.6°F (27°C).Note: For any water activity, temperatures between 77°F (25°C) and 84.2°F (29°C) are deemed excellent and extremely satisfying for enduring periods.
Daylight
In Charlotte Amalie, United States Virgin Islands, the average length of the day in April is 12h and 34min.On the first day of April in Charlotte Amalie, sunrise is at 6:13 am and sunset at 6:33 pm. On the last day of the month, sunrise is at 5:52 am and sunset at 6:41 pm AST.
Sunshine
In April, the average sunshine in Charlotte Amalie is 9.3h.UV index
January through December, with an average maximum UV index of 7, are months with the highest UV index in Charlotte Amalie, United States Virgin Islands. The months with the lowest UV index are January through December, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high health hazard from exposure to the Sun's UV radiation for the average person.Note: In April, a daily maximum UV index of 7 leads to the following instructions:
Incorporate safeguards and honour sun safety principles. Protection from skin and eye damage is obligatory. Between 10 a.m. and 4 p.m., the Sun emits the most powerful UV radiation. Limit direct exposure to the Sun during these hours. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Take warning! Reflective sand and water surfaces intensify the Sun's UV rays.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in April in Charlotte Amalie?
What is the average humidity in April in Charlotte Amalie?
How much does it rain in Charlotte Amalie in April?
What is the ocean temperature in April in Charlotte Amalie?
How many hours of daylight does Charlotte Amalie have in April?
When are sunrise and sunset in April in Charlotte Amalie?
How many hours of sunshine does Charlotte Amalie have in April?
What are the months with the highest UV index in Charlotte Amalie?
What are the months with the lowest UV index in Charlotte Amalie?
What is the UV index intensity in April in Charlotte Amalie?
Average temperature in April
Charlotte Amalie, VI
- Average high temperature in April: 79.5°F
The warmest month (with the highest average high temperature) is September (84°F).
The month with the lowest average high temperature is March (78.4°F).
- Average low temperature in April: 76.8°F
The month with the highest average low temperature is October (81.5°F).
The coldest month (with the lowest average low temperature) is March (75.7°F).
Average pressure in April
Charlotte Amalie, VI
- Average pressure in April: 29.99"Hg
The months with the highest atmospheric pressure are January and February (30.02"Hg).
The months with the lowest atmospheric pressure are October and November (29.91"Hg).
Average wind speed in April
Charlotte Amalie, VI
- Average wind speed in April: 13.2mph
The windiest month (with the highest average wind speed) is July (15mph).
The calmest month (with the lowest average wind speed) is October (11.1mph).
Average humidity in April
Charlotte Amalie, VI
- Average humidity in April: 76%
The months with the highest relative humidity are May, June, July and August (78%).
The months with the lowest relative humidity are January, February, March, October, November and December (75%).
Average rainfall in April
Charlotte Amalie, VI
- Average rainfall in April: 1.5"
The wettest month (with the highest rainfall) is September (4.45").
The driest month (with the least rainfall) is February (1.22").
Average rainfall days in April
Charlotte Amalie, VI
- Average rainfall days in April: 18.3 days
The month with the highest number of rainy days is November (25.5 days).
The months with the least rainy days are February, March and June (18.2 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: 12h and 4min
The month with the longest days is June (Average daylight: 13h and 12min).
The month with the shortest days is December (Average daylight: 11h and 6min).
- Average sunshine in April: 9h and 2min
The month with the most sunshine is June (Average sunshine: 10h and 30min).
The months with the least sunshine are November and December (Average sunshine: 6h and 30min).
Average sunshine days in April
Charlotte Amalie, VI
- Average sunshine days in April: 7.3 days
The months with the most sunshine days are March and April (7.3 days).
The month with the least sunshine days is November (2.4 days).
Average UV index in April
Charlotte Amalie, VI
- Average UV index in April: 7
The months with the highest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 7).
The months with the lowest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 7).
Average cloud cover in April
Charlotte Amalie, VI
- Average cloud cover in April: 35
The months with the most cloud cover are May and July (Cloud cover 40).
The month with the least cloud cover is February (Cloud cover 33).
Average visibility in April
Charlotte Amalie, VI
- Average visibility in April: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Charlotte Amalie, United States Virgin Islands, USA
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