March Weather in Marion, United States

Last updated: June 24, 2025

In Marion, United States, the average temperature in March hovers around 14°C (57°F). While you may experience a chilly low of -5°C (23°F), the warmth can peak at a balmy 31°C (87°F). Expect about 66 mm (2.6 in) of precipitation spread over 9 days, contributing to an average humidity of 81%. Perfect for cozy indoor days or exploring the lush outdoors!

March Temperature in Marion

In March in Marion, the average temperature is 14°C (57°F). Maximum temperatures can reach 31°C (87°F), while minimum temperatures can dip as low as -5°C (23°F). Travelers should be prepared for a wide range of temperatures, so packing layers is essential.

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

The chart illustrates March temperature patterns in Marion, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Marion, March typically has an average temperature of 14°C (57°F), with highs reaching up to 31°C (87°F) and lows dropping to around -5°C (23°F).

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

March Precipitation in Marion

In Marion in March, the precipitation amount is 66 mm (2.6 in) over the course of 9 days.

March Precipitation Trends in Marion

The chart displays monthly precipitation patterns in Marion, 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 Marion, March typically receives around 66 mm (2.6 inches) of precipitation spread over approximately 9 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 Marion

In Marion in March, humidity is 81%. With an average temperature of 14°C (57°F), this humidity feels like a warm, dense blanket that clings to your skin, making outdoor exploration a bit heavier and more tiring.

March Average Humidity in Marion

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

In Marion 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 Marion.

Maximum UV Index Levels in Marion for March

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

Data source: Marion 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 Marion Compares to Other Months

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

This table compares monthly weather conditions in Marion, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	9°C (48°F)	76 mm (3.0 inches)	85%	moderate
February Weather	12°C (53°F)	94 mm (3.7 inches)	82%	high
March Weather	14°C (57°F)	66 mm (2.6 inches)	81%	very high
April Weather	18°C (65°F)	94 mm (3.7 inches)	80%	very high
May Weather	23°C (74°F)	117 mm (4.6 inches)	81%	extreme
June Weather	25°C (78°F)	144 mm (5.7 inches)	81%	extreme
July Weather	27°C (81°F)	144 mm (5.7 inches)	81%	extreme
August Weather	27°C (80°F)	163 mm (6.4 inches)	80%	very high
September Weather	25°C (77°F)	162 mm (6.4 inches)	79%	very high
October Weather	20°C (69°F)	53 mm (2.1 inches)	80%	very high
November Weather	12°C (55°F)	81 mm (3.2 inches)	85%	high
December Weather	10°C (51°F)	132 mm (5.2 inches)	86%	moderate