March Weather in Unionville, United States

Last updated: June 24, 2025

In March, the average temperature in Unionville, United States hovers around 3°C (39°F), with a notable range from a brisk -17°C (2°F) to a warm 25°C (78°F). Expect 92 mm (3.6 in) of precipitation spread over 11 days, contributing to an average humidity of 81%. Get ready for a dynamic climate that showcases the beauty of seasonal change!

March Temperature in Unionville

In March in Unionville, the average temperature is 3°C (39°F). Maximum temperatures can reach 25°C (78°F), while minimums can drop as low as -17°C (2°F). Be prepared for a wide range of temperatures when traveling during this time.

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

The chart illustrates March temperature patterns in Unionville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Unionville, March typically has an average temperature of 3°C (39°F), with highs reaching up to 25°C (78°F) and lows dropping to around -17°C (2°F).

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

March Precipitation in Unionville

In Unionville in March, the precipitation amount is 92 mm (3.6 in) spread over 11 days.

March Precipitation Trends in Unionville

The chart displays monthly precipitation patterns in Unionville, 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 Unionville, March typically receives around 92 mm (3.6 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 Unionville

In Unionville in March, humidity is 81%. With an average temperature of 3°C (39°F), this humidity feels like a damp chill that clings to your skin, making outdoor activities uncomfortable and requiring extra layers to stay warm and dry during your travels.

March Average Humidity in Unionville

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

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

Maximum UV Index Levels in Unionville for March

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

Data source: Unionville 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 Unionville Compares to Other Months

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

This table compares monthly weather conditions in Unionville, 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)	71 mm (2.8 inches)	84%	moderate
February Weather	0°C (33°F)	98 mm (3.8 inches)	82%	moderate
March Weather	3°C (39°F)	92 mm (3.6 inches)	81%	high
April Weather	10°C (49°F)	114 mm (4.5 inches)	78%	very high
May Weather	15°C (60°F)	129 mm (5.1 inches)	69%	very high
June Weather	20°C (69°F)	97 mm (3.8 inches)	69%	very high
July Weather	24°C (75°F)	135 mm (5.3 inches)	62%	very high
August Weather	22°C (73°F)	130 mm (5.1 inches)	65%	very high
September Weather	19°C (66°F)	107 mm (4.2 inches)	68%	very high
October Weather	13°C (56°F)	139 mm (5.5 inches)	74%	high
November Weather	5°C (42°F)	88 mm (3.5 inches)	82%	moderate
December Weather	1°C (34°F)	103 mm (4.1 inches)	80%	low