March Weather in Hillsborough, United States

Last updated: June 24, 2025

In March, the average temperature in Hillsborough, United States hovers around 11°C (53°F). Expect a range from a chilly -5°C (24°F) to a warm 31°C (88°F), offering a diverse climate experience. With an average precipitation of 84 mm (3.3 in) spread over 10 days, and a notable humidity level of 81%, prepare for some damp days alongside the warmth!

March Temperature in Hillsborough

In March in Hillsborough, the average temperature is 11°C (53°F), with maximums reaching 31°C (88°F) and minimums dropping as low as -5°C (24°F). This diverse temperature range means travelers should be prepared for both warm days and chilly nights.

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

The chart illustrates March temperature patterns in Hillsborough, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hillsborough, March typically has an average temperature of 11°C (53°F), with highs reaching up to 31°C (88°F) and lows dropping to around -5°C (24°F).

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

March Precipitation in Hillsborough

In Hillsborough in March, the precipitation amount is 84 mm (3.3 in) over a span of 10 days.

March Precipitation Trends in Hillsborough

The chart displays monthly precipitation patterns in Hillsborough, 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 Hillsborough, March typically receives around 84 mm (3.3 inches) of precipitation spread over approximately 10 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 Hillsborough

In Hillsborough in March, humidity is 81%. With an average temperature of 11°C (53°F), this humidity feels like a damp chill that can make outdoor activities uncomfortable, requiring layers for protection against the moisture in the air while exploring.

March Average Humidity in Hillsborough

This chart illustrates the average monthly humidity levels in Hillsborough, 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 Hillsborough 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 Hillsborough

In Hillsborough in March, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Hillsborough.

Maximum UV Index Levels in Hillsborough for March

The chart shows the monthly maximum UV Index (UVI) for Hillsborough 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 Hillsborough typically reaches 8, which falls under the very high exposure category.

Data source: Hillsborough 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 Hillsborough Compares to Other Months

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

This table compares monthly weather conditions in Hillsborough, 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 (43°F)	89 mm (3.5 inches)	85%	moderate
February Weather	9°C (48°F)	117 mm (4.6 inches)	82%	high
March Weather	11°C (53°F)	84 mm (3.3 inches)	81%	very high
April Weather	16°C (62°F)	116 mm (4.6 inches)	80%	very high
May Weather	21°C (70°F)	118 mm (4.6 inches)	81%	extreme
June Weather	24°C (76°F)	121 mm (4.8 inches)	81%	extreme
July Weather	27°C (80°F)	114 mm (4.5 inches)	81%	extreme
August Weather	26°C (78°F)	128 mm (5.1 inches)	80%	very high
September Weather	23°C (74°F)	128 mm (5.1 inches)	79%	very high
October Weather	18°C (65°F)	97 mm (3.8 inches)	80%	very high
November Weather	10°C (51°F)	81 mm (3.2 inches)	85%	moderate
December Weather	8°C (46°F)	107 mm (4.2 inches)	86%	moderate