March Weather in Onalaska, United States

Last updated: June 24, 2025

In March, the average temperature in Onalaska, United States hovers around 6°C (44°F), with extremes ranging from a chilly -4°C (25°F) to a pleasant 24°C (75°F). During this period, the region experiences about 151 mm (5.9 in) of precipitation over 17 days, contributing to an average humidity of 85%. Be prepared for a mix of brisk and wet weather!

March Temperature in Onalaska

In March, in Onalaska, the average temperature is 6°C (44°F). Maximums can reach 24°C (75°F), while minimums can drop as low as -4°C (25°F). Be prepared for a wide range of temperatures when traveling during this time.

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

The chart illustrates March temperature patterns in Onalaska, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Onalaska, March typically has an average temperature of 6°C (44°F), with highs reaching up to 24°C (75°F) and lows dropping to around -4°C (25°F).

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

March Precipitation in Onalaska

In Onalaska in March, the precipitation amount is 151 mm (5.9 in) over a span of 17 days.

March Precipitation Trends in Onalaska

The chart displays monthly precipitation patterns in Onalaska, 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 Onalaska, March typically receives around 151 mm (5.9 inches) of precipitation spread over approximately 17 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 Onalaska

In Onalaska in March, humidity is 85%. With an average temperature of 6°C (44°F), this humidity feels like a chilly dampness that seeps into your clothes, making travel uncomfortable and adding an extra layer of chill to the air.

March Average Humidity in Onalaska

This chart illustrates the average monthly humidity levels in Onalaska, 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 Onalaska is approximately 85%, 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 Onalaska

In Onalaska in March, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Onalaska.

Maximum UV Index Levels in Onalaska for March

The chart shows the monthly maximum UV Index (UVI) for Onalaska 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 Onalaska typically reaches 5, which falls under the moderate exposure category.

Data source: Onalaska 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 Onalaska Compares to Other Months

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

This table compares monthly weather conditions in Onalaska, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	5°C (41°F)	188 mm (7.4 inches)	86%	low
February Weather	4°C (39°F)	196 mm (7.7 inches)	84%	moderate
March Weather	6°C (44°F)	151 mm (5.9 inches)	85%	moderate
April Weather	9°C (49°F)	129 mm (5.1 inches)	83%	high
May Weather	13°C (55°F)	80 mm (3.2 inches)	84%	very high
June Weather	15°C (60°F)	62 mm (2.4 inches)	84%	very high
July Weather	18°C (65°F)	12 mm (0.5 inches)	82%	very high
August Weather	19°C (66°F)	15 mm (0.6 inches)	73%	very high
September Weather	16°C (60°F)	86 mm (3.4 inches)	74%	high
October Weather	10°C (50°F)	149 mm (5.9 inches)	83%	moderate
November Weather	7°C (44°F)	187 mm (7.3 inches)	86%	moderate
December Weather	4°C (40°F)	202 mm (8.0 inches)	87%	low