April Weather in Marine on Saint Croix, United States

Last updated: June 24, 2025

In Marine on Saint Croix, United States during April, the average temperature hovers around 6°C (43°F). While you can expect minimums plunging to -15°C (5°F), the mercury can occasionally rise to maximums of 28°C (83°F). Be prepared for some rain, as the precipitation averages 88 mm (3.5 in) over 11 days, accompanied by a humidity level of 84%.

April Temperature in Marine on Saint Croix

In April in Marine on Saint Croix, the average temperature is 6°C (43°F). Maximum temperatures can reach 28°C (83°F), while minimum temperatures can drop as low as -15°C (5°F). Travelers should be prepared for a wide range of weather conditions, from mild to quite cold, making layered clothing essential for the trip.

April Weather in Marine on Saint Croix: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in Marine on Saint Croix, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Marine on Saint Croix, April typically has an average temperature of 6°C (43°F), with highs reaching up to 28°C (83°F) and lows dropping to around -15°C (5°F).

Data source: Temperature data for Marine on Saint Croix generated using information from the Copernicus Climate Change Service.

April Precipitation in Marine on Saint Croix

In Marine on Saint Croix in April, the total precipitation amount is 88 mm (3.5 in) spread over 11 days.

April Precipitation Trends in Marine on Saint Croix

The chart displays monthly precipitation patterns in Marine on Saint Croix, with values for each month alongside April’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how April’s conditions compare to those of other months. In Marine on Saint Croix, April typically receives around 88 mm (3.5 inches) of precipitation spread over approximately 11 days.

Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

April Humidity in Marine on Saint Croix

In Marine on Saint Croix in April, humidity is 84%. With an average temperature of 6°C (43°F), this humidity feels like a damp chill that penetrates your clothing, making outdoor excursions uncomfortable and prompting travelers to seek refuge indoors or find warm, sheltered spots to enjoy their surroundings.

April Average Humidity in Marine on Saint Croix

This chart illustrates the average monthly humidity levels in Marine on Saint Croix, with April’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In April, average humidity in Marine on Saint Croix is approximately 84%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Marine on Saint Croix

In Marine on Saint Croix in April, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Marine on Saint Croix.

Maximum UV Index Levels in Marine on Saint Croix for April

The chart shows the monthly maximum UV Index (UVI) for Marine on Saint Croix in April, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In April, the maximum UV index in Marine on Saint Croix typically reaches 7, which falls under the high exposure category.

Data source: Marine on Saint Croix April UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

Extreme (11+): Avoid the sun, stay in shade.
Very High (8-10): Limit sun exposure.
High (6-7): Use SPF 30+ and protective clothing.
Moderate (3-5): Midday shade recommended.
Low (0-2): No protection needed.

How April Weather in Marine on Saint Croix Compares to Other Months

Weather in Marine on Saint Croix varies notably across the year, with each month offering distinct climate conditions. This page compares April’s weather to other months in Marine on Saint Croix, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Marine on Saint Croix, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-9°C (16°F)	25 mm (1.0 inches)	87%	low
February Weather	-9°C (17°F)	35 mm (1.4 inches)	90%	moderate
March Weather	0°C (33°F)	53 mm (2.1 inches)	85%	moderate
April Weather	6°C (43°F)	88 mm (3.5 inches)	84%	high
May Weather	15°C (59°F)	127 mm (5.0 inches)	78%	very high
June Weather	21°C (71°F)	95 mm (3.7 inches)	80%	very high
July Weather	23°C (74°F)	101 mm (4.0 inches)	81%	very high
August Weather	21°C (70°F)	123 mm (4.9 inches)	81%	very high
September Weather	17°C (64°F)	107 mm (4.2 inches)	81%	high
October Weather	9°C (48°F)	101 mm (4.0 inches)	84%	moderate
November Weather	0°C (33°F)	39 mm (1.5 inches)	88%	moderate
December Weather	-5°C (23°F)	55 mm (2.2 inches)	84%	low