March Weather in Marion, United States

Last updated: June 24, 2025

In Marion, United States, the average temperature in March hovers around 9°C (49°F). However, be prepared for a range of temperatures, as it can dip to a brisk -8°C (18°F) or rise to a warm 31°C (87°F). With 114 mm (4.5 in) of precipitation expected over 13 days, it's wise to pack an umbrella. The air is also quite humid, boasting an average humidity of 84%, making it feel even cooler or warmer depending on the day.

March Temperature in Marion

In March in Marion, the average temperature is 9°C (49°F). The maximum can reach 31°C (87°F), while the minimum can drop as low as -8°C (18°F). Be prepared for a wide range of temperatures if you're planning to travel during this time.

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 9°C (49°F), with highs reaching up to 31°C (87°F) and lows dropping to around -8°C (18°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 total precipitation amount is 114 mm (4.5 in), distributed over the course of 13 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 114 mm (4.5 inches) of precipitation spread over approximately 13 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 84%. With an average temperature of 9°C (49°F), this humidity feels like a chilly embrace, making travel uncomfortable as the dampness seeps into your clothes and lingers in the air, leaving you feeling cool yet clammy.

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 84%, 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	3°C (39°F)	108 mm (4.3 inches)	86%	moderate
February Weather	6°C (44°F)	134 mm (5.3 inches)	85%	high
March Weather	9°C (49°F)	114 mm (4.5 inches)	84%	very high
April Weather	13°C (56°F)	164 mm (6.4 inches)	82%	very high
May Weather	18°C (64°F)	162 mm (6.4 inches)	83%	extreme
June Weather	21°C (70°F)	119 mm (4.7 inches)	82%	extreme
July Weather	23°C (74°F)	122 mm (4.8 inches)	80%	extreme
August Weather	22°C (73°F)	144 mm (5.7 inches)	74%	very high
September Weather	20°C (69°F)	152 mm (6.0 inches)	75%	very high
October Weather	15°C (60°F)	184 mm (7.2 inches)	79%	very high
November Weather	8°C (46°F)	90 mm (3.5 inches)	87%	high
December Weather	5°C (42°F)	127 mm (5.0 inches)	87%	moderate