March Weather in Salem, United States

Last updated: June 24, 2025

In March, the average temperature in Salem, United States is a brisk 8°C (47°F). Expect a wide range of conditions, with minimums plummeting to -17°C (2°F) and maximums soaring to 26°C (78°F). Rainfall is common, with an average precipitation of 138 mm (5.4 in) spread across 12 days, contributing to a notably high average humidity of 84%. Be prepared for a diverse weather experience!

March Temperature in Salem

In March in Salem, the average temperature is 8°C (47°F). Maximums can reach 26°C (78°F), while minimums can drop as low as -17°C (2°F). Be prepared for a wide range of temperatures when traveling to Salem during this time.

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

The chart illustrates March temperature patterns in Salem, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Salem, March typically has an average temperature of 8°C (47°F), with highs reaching up to 26°C (78°F) and lows dropping to around -17°C (2°F).

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

March Precipitation in Salem

In Salem in March, the precipitation amount is 138 mm (5.4 in) spread over a period of 12 days.

March Precipitation Trends in Salem

The chart displays monthly precipitation patterns in Salem, 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 Salem, March typically receives around 138 mm (5.4 inches) of precipitation spread over approximately 12 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 Salem

In Salem in March, humidity is 84%. With an average temperature of 8°C (47°F), this humidity feels like a damp blanket wrapping around you, making travel feel heavy and a bit lethargic, as the air thickens with moisture and each step becomes a little more cumbersome.

March Average Humidity in Salem

This chart illustrates the average monthly humidity levels in Salem, 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 Salem is approximately 84%, 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 Salem

In Salem in March, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Salem.

Maximum UV Index Levels in Salem for March

The chart shows the monthly maximum UV Index (UVI) for Salem 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 Salem typically reaches 7, which falls under the high exposure category.

Data source: Salem 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 Salem Compares to Other Months

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

This table compares monthly weather conditions in Salem, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	0°C (33°F)	83 mm (3.3 inches)	84%	moderate
February Weather	2°C (36°F)	89 mm (3.5 inches)	82%	moderate
March Weather	8°C (47°F)	138 mm (5.4 inches)	84%	high
April Weather	13°C (56°F)	127 mm (5.0 inches)	83%	very high
May Weather	20°C (68°F)	160 mm (6.3 inches)	80%	extreme
June Weather	25°C (77°F)	110 mm (4.3 inches)	83%	extreme
July Weather	26°C (80°F)	95 mm (3.8 inches)	82%	very high
August Weather	25°C (76°F)	100 mm (3.9 inches)	82%	very high
September Weather	22°C (73°F)	64 mm (2.5 inches)	79%	very high
October Weather	15°C (60°F)	117 mm (4.6 inches)	79%	high
November Weather	7°C (44°F)	84 mm (3.3 inches)	88%	moderate
December Weather	4°C (39°F)	79 mm (3.1 inches)	87%	moderate