March Weather in Summerville, United States

Last updated: June 24, 2025

In Summerville, United States, the average temperature in March is a mild 15°C (60°F), with potential extremes ranging from a chilly -4°C (25°F) to a warm 32°C (90°F). During this month, you can expect 71 mm (2.8 in) of precipitation over 8 days, adding to the overall 81% humidity that characterizes the atmosphere.

March Temperature in Summerville

In March in Summerville, the average temperature is 15°C (60°F). Maximum can reach 32°C (90°F) and minimum can be as low as -4°C (25°F). This diverse temperature range means you should pack for both warm days and chilly nights while traveling.

March Weather in Summerville: Daily Temperature Highs, Lows, and Averages

The chart illustrates March temperature patterns in Summerville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Summerville, March typically has an average temperature of 15°C (60°F), with highs reaching up to 32°C (90°F) and lows dropping to around -4°C (25°F).

Data source: Temperature data for Summerville generated using information from the Copernicus Climate Change Service.

March Precipitation in Summerville

In Summerville in March, the precipitation amount is 71 mm (2.8 in) over the course of 8 days.

March Precipitation Trends in Summerville

The chart displays monthly precipitation patterns in Summerville, with values for each month alongside March’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how March’s conditions compare to those of other months. In Summerville, March typically receives around 71 mm (2.8 inches) of precipitation spread over approximately 8 days.

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

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Millimeters (mm) Inches (in)

March Humidity in Summerville

In Summerville in March, humidity is 81%. With an average temperature of 15°C (60°F), this humidity feels like a heavy blanket wrapping around you, making outdoor activities feel sluggish and draining, which can challenge even the best-prepared traveler.

March Average Humidity in Summerville

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

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

March UV Index in Summerville

In Summerville in March, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Summerville.

Maximum UV Index Levels in Summerville for March

The chart shows the monthly maximum UV Index (UVI) for Summerville in March, 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 March, the maximum UV index in Summerville typically reaches 8, which falls under the very high exposure category.

Data source: Summerville March 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 March Weather in Summerville Compares to Other Months

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

This table compares monthly weather conditions in Summerville, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	10°C (51°F)	64 mm (2.5 inches)	86%	moderate
February Weather	13°C (56°F)	92 mm (3.6 inches)	81%	high
March Weather	15°C (60°F)	71 mm (2.8 inches)	81%	very high
April Weather	19°C (66°F)	108 mm (4.2 inches)	79%	very high
May Weather	23°C (74°F)	92 mm (3.6 inches)	75%	extreme
June Weather	26°C (79°F)	156 mm (6.1 inches)	75%	extreme
July Weather	27°C (81°F)	191 mm (7.5 inches)	80%	extreme
August Weather	27°C (81°F)	176 mm (6.9 inches)	81%	extreme
September Weather	25°C (77°F)	146 mm (5.8 inches)	83%	very high
October Weather	21°C (70°F)	75 mm (3.0 inches)	78%	very high
November Weather	14°C (57°F)	70 mm (2.8 inches)	85%	high
December Weather	12°C (53°F)	132 mm (5.2 inches)	87%	moderate