March Weather in Cambridge, United States

Last updated: June 24, 2025

The average temperature in Cambridge, United States during March is a brisk 3°C (39°F). Expect temperatures to range from a chilly -21°C (-6°F) at the lowest to a surprisingly warm 23°C (73°F) at the highest. During this time, precipitation averages about 77 mm (3.0 in) spread over 8 days, accompanied by an average humidity level of 77%.

March Temperature in Cambridge

In March in Cambridge, the average temperature is 3°C (39°F). The maximum can reach 23°C (73°F), while the minimum can dip as low as -21°C (-6°F). Be sure to pack layers for your trip, as the weather can vary significantly from day to night.

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

The chart illustrates March temperature patterns in Cambridge, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Cambridge, March typically has an average temperature of 3°C (39°F), with highs reaching up to 23°C (73°F) and lows dropping to around -21°C (-6°F).

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

March Precipitation in Cambridge

In Cambridge in March, the precipitation amount is 77 mm (3.0 in) distributed over 8 days.

March Precipitation Trends in Cambridge

The chart displays monthly precipitation patterns in Cambridge, 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 Cambridge, March typically receives around 77 mm (3.0 inches) of precipitation spread over approximately 8 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 Cambridge

In Cambridge in March humidity is 77%. With an average temperature of 3°C (39°F), this humidity feels like a chilling embrace that dampens your skin and makes the air feel heavier, making traveling uncomfortable and urging one to seek indoor warmth and cozy settings.

March Average Humidity in Cambridge

This chart illustrates the average monthly humidity levels in Cambridge, 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 Cambridge is approximately 77%, 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 Cambridge

In Cambridge 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 Cambridge, you can refer to this Hourly UV Index in Cambridge.

Maximum UV Index Levels in Cambridge for March

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

Data source: Cambridge 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 Cambridge Compares to Other Months

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

This table compares monthly weather conditions in Cambridge, 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)	36 mm (1.4 inches)	78%	moderate
February Weather	-6°C (22°F)	42 mm (1.7 inches)	80%	moderate
March Weather	3°C (39°F)	77 mm (3.0 inches)	77%	high
April Weather	9°C (49°F)	79 mm (3.1 inches)	77%	very high
May Weather	17°C (62°F)	158 mm (6.2 inches)	77%	very high
June Weather	23°C (74°F)	102 mm (4.0 inches)	81%	extreme
July Weather	25°C (77°F)	78 mm (3.1 inches)	81%	very high
August Weather	23°C (73°F)	72 mm (2.8 inches)	77%	very high
September Weather	20°C (68°F)	121 mm (4.8 inches)	73%	very high
October Weather	11°C (52°F)	130 mm (5.1 inches)	75%	high
November Weather	3°C (38°F)	41 mm (1.6 inches)	85%	moderate
December Weather	-1°C (30°F)	36 mm (1.4 inches)	83%	moderate