March Weather in Brunswick, United States

Last updated: June 24, 2025

In Brunswick, United States, the average temperature in March hovers around 7°C (46°F), showcasing a climate that can swing from a frigid -16°C (3°F) to a balmy 26°C (79°F). Expect 115 mm (4.5 in) of precipitation spread across about 11 days, contributing to an average humidity level of 75%. Whether you’re bundling up or enjoying the rare warmth, this month offers a unique experience in Brunswick!

March Temperature in Brunswick

In March in Brunswick, the average temperature is 7°C (46°F). The maximum can reach 26°C (79°F), while the minimum can drop as low as -16°C (3°F). Be prepared for a wide range of temperatures if you plan to travel during this month.

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 7°C (46°F), with highs reaching up to 26°C (79°F) and lows dropping to around -16°C (3°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 total precipitation amount is 115 mm (4.5 in) spread over 11 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 115 mm (4.5 inches) of precipitation spread over approximately 11 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 Brunswick

In Brunswick in March humidity is 75%. With an average temperature of 7°C (46°F), this humidity feels like a chilly dampness that clings to your skin, making every step outdoors feel heavier and the cold seep into your bones, which can be quite uncomfortable for traveling.

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 75%, 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 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Brunswick, you can refer to this 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 6, which falls under the 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	-1°C (30°F)	62 mm (2.4 inches)	80%	moderate
February Weather	0°C (32°F)	51 mm (2.0 inches)	78%	moderate
March Weather	7°C (46°F)	115 mm (4.5 inches)	75%	high
April Weather	12°C (54°F)	92 mm (3.6 inches)	77%	very high
May Weather	19°C (66°F)	220 mm (8.6 inches)	82%	very high
June Weather	25°C (76°F)	143 mm (5.6 inches)	83%	extreme
July Weather	26°C (80°F)	114 mm (4.5 inches)	81%	extreme
August Weather	24°C (76°F)	99 mm (3.9 inches)	78%	very high
September Weather	22°C (72°F)	78 mm (3.1 inches)	72%	very high
October Weather	14°C (57°F)	121 mm (4.7 inches)	72%	high
November Weather	6°C (44°F)	49 mm (1.9 inches)	84%	moderate
December Weather	3°C (37°F)	37 mm (1.4 inches)	86%	moderate