August Weather in Marine on Saint Croix, United States

Last updated: June 24, 2025

In August, the average temperature in Marine on Saint Croix, United States hovers around 21°C (70°F). Visitors can expect a comfortable range, with minimums dipping to 10°C (51°F) and maximums soaring to 32°C (91°F). Be prepared for some rain, as the area receives an average of 123 mm (4.9 in) of precipitation over 12 days. With an average humidity of 81%, it's a great time to embrace the warmth while staying hydrated!

August Temperature in Marine on Saint Croix

In August in Marine on Saint Croix, the average temperature is 21°C (70°F), with maximums reaching up to 32°C (91°F) and minimums dropping as low as 10°C (51°F). This mild climate makes it an ideal time to explore the sights and enjoy outdoor activities in Marine on Saint Croix.

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

The chart illustrates August 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, August typically has an average temperature of 21°C (70°F), with highs reaching up to 32°C (91°F) and lows dropping to around 10°C (51°F).

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

August Precipitation in Marine on Saint Croix

In Marine on Saint Croix in August, the precipitation amount is 123 mm (4.9 in) over the course of 12 days.

August Precipitation Trends in Marine on Saint Croix

The chart displays monthly precipitation patterns in Marine on Saint Croix, with values for each month alongside August’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August’s conditions compare to those of other months. In Marine on Saint Croix, August typically receives around 123 mm (4.9 inches) of precipitation spread over approximately 12 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

August Humidity in Marine on Saint Croix

In Marine on Saint Croix in August, humidity is 81%. With an average temperature of 21°C (70°F), this humidity feels like a warm, sticky embrace, making outdoor activities slightly uncomfortable and necessitating frequent breaks in the shade or air conditioning for a refreshing escape.

August Average Humidity in Marine on Saint Croix

This chart illustrates the average monthly humidity levels in Marine on Saint Croix, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in Marine on Saint Croix is approximately 81%, offering insight into how humid the weather typically is during this month.

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

August UV Index in Marine on Saint Croix

In Marine on Saint Croix in August, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Marine on Saint Croix.

Maximum UV Index Levels in Marine on Saint Croix for August

The chart shows the monthly maximum UV Index (UVI) for Marine on Saint Croix in August, 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 August, the maximum UV index in Marine on Saint Croix typically reaches 9, which falls under the very high exposure category.

Data source: Marine on Saint Croix August 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 August 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 August’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 August’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