March Weather in Head of the Harbor, United States

Last updated: June 24, 2025

In March, the average temperature in Head of the Harbor, United States hovers around 5°C (41°F). Expect a range where the minimum drops to -10°C (15°F) and the maximum peaks at 22°C (72°F). With 95 mm (3.8 in) of precipitation spread over 9 days, it's a month marked by 81% average humidity, creating a cool and damp atmosphere.

March Temperature in Head of the Harbor

In March in Head of the Harbor, the average temperature is 5°C (41°F), with a maximum reaching 22°C (72°F) and a minimum dropping as low as -10°C (15°F). Travelers should be prepared for a wide range of temperatures during this time, ensuring they bring both warm clothing for the cold and lighter layers for the occasional warmth.

March Weather in Head of the Harbor: Daily Temperature Highs, Lows, and Averages

The chart illustrates March temperature patterns in Head of the Harbor, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Head of the Harbor, March typically has an average temperature of 5°C (41°F), with highs reaching up to 22°C (72°F) and lows dropping to around -10°C (15°F).

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

March Precipitation in Head of the Harbor

In Head of the Harbor in March, the total precipitation amount is 95 mm (3.8 in) over the course of 9 days.

March Precipitation Trends in Head of the Harbor

The chart displays monthly precipitation patterns in Head of the Harbor, 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 Head of the Harbor, March typically receives around 95 mm (3.8 inches) of precipitation spread over approximately 9 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 Head of the Harbor

In Head of the Harbor in March, humidity is 81%. With an average temperature of 5°C (41°F), this humidity feels like a chilly dampness that clings to your skin, making outdoor exploration uncomfortable and requiring warm, waterproof clothing to stay comfortable while traveling.

March Average Humidity in Head of the Harbor

This chart illustrates the average monthly humidity levels in Head of the Harbor, 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 Head of the Harbor is approximately 81%, 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 Head of the Harbor

In Head of the Harbor 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 Head of the Harbor, you can refer to this Hourly UV Index in Head of the Harbor.

Maximum UV Index Levels in Head of the Harbor for March

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

Data source: Head of the Harbor 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 Head of the Harbor Compares to Other Months

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

This table compares monthly weather conditions in Head of the Harbor, 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 (34°F)	70 mm (2.8 inches)	84%	moderate
February Weather	2°C (36°F)	99 mm (3.9 inches)	82%	moderate
March Weather	5°C (41°F)	95 mm (3.8 inches)	81%	high
April Weather	10°C (50°F)	118 mm (4.7 inches)	78%	very high
May Weather	15°C (60°F)	110 mm (4.3 inches)	69%	very high
June Weather	21°C (70°F)	90 mm (3.5 inches)	69%	very high
July Weather	25°C (77°F)	132 mm (5.2 inches)	62%	very high
August Weather	24°C (75°F)	108 mm (4.3 inches)	65%	very high
September Weather	21°C (69°F)	92 mm (3.6 inches)	68%	very high
October Weather	15°C (60°F)	129 mm (5.1 inches)	74%	high
November Weather	8°C (47°F)	94 mm (3.7 inches)	82%	moderate
December Weather	4°C (39°F)	119 mm (4.7 inches)	80%	low