March Weather in Willmar, United States

Last updated: June 24, 2025

In March, the average temperature in Willmar, United States hovers around 0°C (32°F), with a range that can dip to a brisk -28°C (-18°F) or peak at a warm 25°C (77°F). Precipitation averages 54 mm (2.1 in) over 6 days, contributing to a fairly humid atmosphere with an average humidity of 81%.

March Temperature in Willmar

In March in Willmar, the average temperature is 0°C (32°F). Maximum temperatures can reach 25°C (77°F), while minimums can drop as low as -28°C (-18°F). Travelers should be prepared for a wide range of temperatures and pack accordingly for a comfortable visit.

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

The chart illustrates March temperature patterns in Willmar, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Willmar, March typically has an average temperature of 0°C (32°F), with highs reaching up to 25°C (77°F) and lows dropping to around -28°C (-18°F).

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

March Precipitation in Willmar

In Willmar in March, the total precipitation amount is 54 mm (2.1 in) over the course of 6 days.

March Precipitation Trends in Willmar

The chart displays monthly precipitation patterns in Willmar, 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 Willmar, March typically receives around 54 mm (2.1 inches) of precipitation spread over approximately 6 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 Willmar

In Willmar in March, humidity is 81%. With an average temperature of 0°C (32°F), this humidity feels like a damp chill that seeps into your bones, making outdoor activities less enjoyable and requiring extra layers to stay warm and dry while traveling.

March Average Humidity in Willmar

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

In Willmar in March, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Willmar, you can refer to this Hourly UV Index in Willmar.

Maximum UV Index Levels in Willmar for March

The chart shows the monthly maximum UV Index (UVI) for Willmar 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 Willmar typically reaches 6, which falls under the high exposure category.

Data source: Willmar 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 Willmar Compares to Other Months

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

This table compares monthly weather conditions in Willmar, 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 (15°F)	20 mm (0.8 inches)	85%	moderate
February Weather	-10°C (15°F)	22 mm (0.9 inches)	89%	moderate
March Weather	0°C (32°F)	54 mm (2.1 inches)	81%	high
April Weather	6°C (42°F)	76 mm (3.0 inches)	82%	high
May Weather	15°C (59°F)	107 mm (4.2 inches)	76%	very high
June Weather	22°C (72°F)	92 mm (3.6 inches)	81%	very high
July Weather	23°C (74°F)	105 mm (4.1 inches)	82%	very high
August Weather	21°C (70°F)	149 mm (5.9 inches)	83%	very high
September Weather	17°C (64°F)	115 mm (4.5 inches)	82%	high
October Weather	8°C (47°F)	96 mm (3.8 inches)	82%	moderate
November Weather	0°C (33°F)	26 mm (1.0 inches)	87%	moderate
December Weather	-5°C (23°F)	39 mm (1.5 inches)	84%	low