March Weather in Harbor, United States

Last updated: June 24, 2025

In March, the average temperature in Harbor, United States hovers around 9°C (48°F), with lows dipping to 3°C (37°F) and highs reaching up to 17°C (63°F). Expect a rainy season with approximately 207 mm (8.1 in) of precipitation over 15 days, and prepare for a high average humidity level of 85%.

March Temperature in Harbor

In March in Harbor, the average temperature is 9°C (48°F), with maximums reaching up to 17°C (63°F) and minimums dropping as low as 3°C (37°F). This makes it a great time for travelers to enjoy moderate weather while exploring the local sights.

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

The chart illustrates March temperature patterns in Harbor, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Harbor, March typically has an average temperature of 9°C (48°F), with highs reaching up to 17°C (63°F) and lows dropping to around 3°C (37°F).

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

March Precipitation in Harbor

In Harbor in March, the precipitation amount is 207 mm (8.1 in) over the course of 15 days.

March Precipitation Trends in Harbor

The chart displays monthly precipitation patterns in 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 Harbor, March typically receives around 207 mm (8.1 inches) of precipitation spread over approximately 15 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 Harbor

In Harbor in March humidity is 85%. With an average temperature of 9°C (48°F), this humidity feels like a damp chill enveloping you, making outdoor activities less enjoyable and requiring extra layers to stay warm and comfortable while traveling.

March Average Humidity in Harbor

This chart illustrates the average monthly humidity levels in 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 Harbor 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 Harbor

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

Maximum UV Index Levels in Harbor for March

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

Data source: 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 Harbor Compares to Other Months

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

This table compares monthly weather conditions in Harbor, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	9°C (49°F)	301 mm (11.8 inches)	86%	moderate
February Weather	9°C (48°F)	270 mm (10.6 inches)	85%	moderate
March Weather	9°C (48°F)	207 mm (8.1 inches)	85%	high
April Weather	11°C (52°F)	165 mm (6.5 inches)	82%	very high
May Weather	13°C (55°F)	68 mm (2.7 inches)	81%	very high
June Weather	16°C (61°F)	36 mm (1.4 inches)	79%	very high
July Weather	18°C (65°F)	1 mm (0.0 inches)	70%	very high
August Weather	19°C (66°F)	4 mm (0.2 inches)	60%	very high
September Weather	17°C (63°F)	59 mm (2.3 inches)	62%	very high
October Weather	14°C (58°F)	93 mm (3.7 inches)	72%	high
November Weather	11°C (53°F)	213 mm (8.4 inches)	87%	moderate
December Weather	9°C (49°F)	237 mm (9.3 inches)	86%	low