March Weather in Arlington, United States

Last updated: June 24, 2025

The average temperature in Arlington, United States during March is a cool 1°C (33°F). However, residents can experience a significant range, with temperatures plummeting to a minimum of -27°C (-17°F) and rising to a maximum of 24°C (75°F). Expect about 64 mm (2.5 in) of precipitation over 7 days, coupled with an average humidity level of 85%. Prepare accordingly for this diverse climate!

March Temperature in Arlington

In March in Arlington, the average temperature is 1°C (33°F), with maximums reaching up to 24°C (75°F) and minimums dropping as low as -27°C (-17°F). Be prepared for a wide range of temperatures when traveling to Arlington during this time.

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

The chart illustrates March temperature patterns in Arlington, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Arlington, March typically has an average temperature of 1°C (33°F), with highs reaching up to 24°C (75°F) and lows dropping to around -27°C (-17°F).

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

March Precipitation in Arlington

In Arlington in March, the precipitation amount is 64 mm (2.5 in) accumulated over a period of 7 days.

March Precipitation Trends in Arlington

The chart displays monthly precipitation patterns in Arlington, 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 Arlington, March typically receives around 64 mm (2.5 inches) of precipitation spread over approximately 7 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 Arlington

In Arlington in March, humidity is 85%. With an average temperature of 1°C (33°F), this humidity feels like a chilling blanket wrapping around you, making outdoor exploration quite uncomfortable and potentially exhausting for travelers.

March Average Humidity in Arlington

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

In Arlington in March, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Arlington.

Maximum UV Index Levels in Arlington for March

The chart shows the monthly maximum UV Index (UVI) for Arlington 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 Arlington typically reaches 5, which falls under the moderate exposure category.

Data source: Arlington 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 Arlington Compares to Other Months

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

This table compares monthly weather conditions in Arlington, 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 (17°F)	30 mm (1.2 inches)	87%	moderate
February Weather	-9°C (16°F)	31 mm (1.2 inches)	90%	moderate
March Weather	1°C (33°F)	64 mm (2.5 inches)	85%	moderate
April Weather	6°C (44°F)	84 mm (3.3 inches)	84%	very high
May Weather	15°C (60°F)	131 mm (5.2 inches)	78%	very high
June Weather	22°C (72°F)	98 mm (3.9 inches)	80%	very high
July Weather	23°C (74°F)	119 mm (4.7 inches)	81%	very high
August Weather	21°C (71°F)	134 mm (5.3 inches)	81%	very high
September Weather	18°C (65°F)	124 mm (4.9 inches)	81%	very high
October Weather	9°C (49°F)	92 mm (3.6 inches)	84%	moderate
November Weather	1°C (34°F)	32 mm (1.3 inches)	88%	moderate
December Weather	-5°C (24°F)	43 mm (1.7 inches)	84%	low