March Weather in Portage, United States

Last updated: June 24, 2025

In March, the average temperature in Portage, United States hovers around 2°C (35°F). Prepare for the extremes, as temperatures can dip to a chilling -24°C (-12°F) and soar to a pleasant 20°C (69°F). Expect about 58 mm (2.3 in) of precipitation over 9 days, contributing to a high average humidity of 85%. Stay cozy and ready for varied weather!

March Temperature in Portage

In March in Portage, the average temperature is 2°C (35°F). The maximum can reach 20°C (69°F), while the minimum can drop as low as -24°C (-12°F). Be prepared for a wide range of temperatures if you plan to travel during this time.

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

The chart illustrates March temperature patterns in Portage, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Portage, March typically has an average temperature of 2°C (35°F), with highs reaching up to 20°C (69°F) and lows dropping to around -24°C (-12°F).

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

March Precipitation in Portage

In Portage in March, the precipitation amount is 58 mm (2.3 in) spread over 9 days.

March Precipitation Trends in Portage

The chart displays monthly precipitation patterns in Portage, 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 Portage, March typically receives around 58 mm (2.3 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 Portage

In Portage in March humidity is 85%. With an average temperature of 2°C (35°F), this humidity feels like a damp chill that permeates your clothing, making travel uncomfortable and requiring extra layers to stay warm and dry.

March Average Humidity in Portage

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

In Portage 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 Portage.

Maximum UV Index Levels in Portage for March

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

Data source: Portage 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 Portage Compares to Other Months

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

This table compares monthly weather conditions in Portage, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-6°C (21°F)	46 mm (1.8 inches)	85%	low
February Weather	-6°C (21°F)	53 mm (2.1 inches)	85%	moderate
March Weather	2°C (35°F)	58 mm (2.3 inches)	85%	moderate
April Weather	7°C (45°F)	95 mm (3.8 inches)	85%	very high
May Weather	15°C (59°F)	127 mm (5.0 inches)	78%	very high
June Weather	21°C (70°F)	113 mm (4.4 inches)	80%	very high
July Weather	23°C (74°F)	95 mm (3.7 inches)	78%	very high
August Weather	21°C (71°F)	105 mm (4.1 inches)	76%	very high
September Weather	18°C (65°F)	101 mm (4.0 inches)	79%	high
October Weather	10°C (51°F)	111 mm (4.4 inches)	83%	moderate
November Weather	2°C (36°F)	44 mm (1.7 inches)	88%	moderate
December Weather	-2°C (28°F)	45 mm (1.8 inches)	81%	low