March Weather in Harleyville, United States

Last updated: June 24, 2025

In March, the average temperature in Harleyville, United States hovers around 15°C (59°F). Prepare for a temperature range where it can dip as low as -3°C (26°F) or soar up to 32°C (90°F). Expect 75 mm (3.0 in) of precipitation spread over 9 days, and keep in mind the average humidity is a rather high 81%.

March Temperature in Harleyville

In March in Harleyville, the average temperature is 15°C (59°F). Maximums can reach 32°C (90°F) and minimums can be as low as -3°C (26°F). Be prepared for a wide range of temperatures during your travels, packing for both warm days and chilly nights.

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

The chart illustrates March temperature patterns in Harleyville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Harleyville, March typically has an average temperature of 15°C (59°F), with highs reaching up to 32°C (90°F) and lows dropping to around -3°C (26°F).

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

March Precipitation in Harleyville

In Harleyville in March, the precipitation amount is 75 mm (3.0 in) distributed over 9 days.

March Precipitation Trends in Harleyville

The chart displays monthly precipitation patterns in Harleyville, 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 Harleyville, March typically receives around 75 mm (3.0 inches) of precipitation spread over approximately 9 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

March Humidity in Harleyville

In Harleyville in March humidity is 81%. With an average temperature of 15°C (59°F), this humidity feels like a heavy blanket draped over you, making traveling quite uncomfortable as you constantly wipe away beads of sweat and feel the stickiness clinging to your clothes.

March Average Humidity in Harleyville

This chart illustrates the average monthly humidity levels in Harleyville, 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 Harleyville 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 Harleyville

In Harleyville 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 Harleyville.

Maximum UV Index Levels in Harleyville for March

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

Data source: Harleyville 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 Harleyville Compares to Other Months

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

This table compares monthly weather conditions in Harleyville, 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 (50°F)	73 mm (2.9 inches)	86%	moderate
February Weather	13°C (56°F)	98 mm (3.9 inches)	81%	high
March Weather	15°C (59°F)	75 mm (3.0 inches)	81%	very high
April Weather	19°C (66°F)	109 mm (4.3 inches)	79%	very high
May Weather	23°C (74°F)	96 mm (3.8 inches)	75%	extreme
June Weather	26°C (79°F)	122 mm (4.8 inches)	75%	extreme
July Weather	27°C (82°F)	166 mm (6.6 inches)	80%	extreme
August Weather	27°C (81°F)	144 mm (5.7 inches)	81%	extreme
September Weather	25°C (78°F)	117 mm (4.6 inches)	83%	very high
October Weather	21°C (70°F)	64 mm (2.5 inches)	78%	very high
November Weather	14°C (57°F)	66 mm (2.6 inches)	85%	high
December Weather	11°C (53°F)	135 mm (5.3 inches)	87%	moderate