March Weather in Brunswick, United States

Last updated: June 24, 2025

In March, the average temperature in Brunswick, United States hovers around 17°C (63°F), with a minimum dipping to 0°C (33°F) and a maximum peaking at 30°C (87°F). Expect a moderate precipitation of 58 mm (2.3 in) spread over approximately 6 days, alongside an average humidity of 78%. This makes for a pleasantly mild climate, perfect for outdoor activities!

March Temperature in Brunswick

In March in Brunswick, the average temperature is 17°C (63°F), with maximums reaching 30°C (87°F) and minimums dropping as low as 0°C (33°F). This variability in temperature makes it essential for travelers to pack layers to stay comfortable during their visit.

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

The chart illustrates March temperature patterns in Brunswick, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Brunswick, March typically has an average temperature of 17°C (63°F), with highs reaching up to 30°C (87°F) and lows dropping to around 0°C (33°F).

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

March Precipitation in Brunswick

In Brunswick in March, the precipitation amount is 58 mm (2.3 in) over the course of 6 days.

March Precipitation Trends in Brunswick

The chart displays monthly precipitation patterns in Brunswick, 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 Brunswick, March typically receives around 58 mm (2.3 inches) of precipitation spread over approximately 6 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 Brunswick

In Brunswick in March, humidity is 78%. With an average temperature of 17°C (63°F), this humidity feels like a warm, enveloping blanket, making traveling slightly uncomfortable as you navigate the sticky air, prompting the need for frequent breaks in cooler, shaded areas.

March Average Humidity in Brunswick

This chart illustrates the average monthly humidity levels in Brunswick, 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 Brunswick is approximately 78%, 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 Brunswick

In Brunswick in March, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Brunswick.

Maximum UV Index Levels in Brunswick for March

The chart shows the monthly maximum UV Index (UVI) for Brunswick 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 Brunswick typically reaches 9, which falls under the very high exposure category.

Data source: Brunswick 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 Brunswick Compares to Other Months

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

This table compares monthly weather conditions in Brunswick, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	12°C (55°F)	54 mm (2.1 inches)	84%	moderate
February Weather	15°C (59°F)	78 mm (3.1 inches)	79%	high
March Weather	17°C (63°F)	58 mm (2.3 inches)	78%	very high
April Weather	20°C (68°F)	79 mm (3.1 inches)	72%	very high
May Weather	24°C (75°F)	80 mm (3.1 inches)	72%	extreme
June Weather	26°C (79°F)	139 mm (5.5 inches)	74%	extreme
July Weather	27°C (82°F)	155 mm (6.1 inches)	82%	extreme
August Weather	27°C (81°F)	159 mm (6.3 inches)	82%	extreme
September Weather	26°C (79°F)	149 mm (5.9 inches)	83%	very high
October Weather	23°C (74°F)	76 mm (3.0 inches)	79%	very high
November Weather	17°C (62°F)	86 mm (3.4 inches)	82%	high
December Weather	14°C (57°F)	110 mm (4.3 inches)	85%	moderate