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March Weather in Salem, United States

Last updated: June 24, 2025

In Salem, United States, the average temperature in March hovers around 3°C (37°F). Temperatures can swing dramatically, with a minimum of -20°C (-3°F) and a maximum reaching 22°C (73°F). During this period, expect 60 mm (2.4 in) of precipitation spread over about 11 days, while the average humidity remains notably high at 77%.

March Temperature in Salem

In March in Salem, the average temperature is 3°C (37°F), with maximums reaching up to 22°C (73°F) and minimums dropping as low as -20°C (-3°F). This varied climate makes Salem an interesting destination for travelers seeking both winter activities and milder weather experiences.

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 3°C (37°F), with highs reaching up to 22°C (73°F) and lows dropping to around -20°C (-3°F).
JanFebMarAprMayJunJulAugSepOctNovDec242837465771797666483926
Data source: Temperature data for Salem generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

March Precipitation in Salem

In Salem in March, the precipitation amount is 60 mm (2.4 in) over the course of 11 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 60 mm (2.4 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec535560474211101723373249
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
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March Humidity in Salem

In Salem in March, humidity is 77%. With an average temperature of 3°C (37°F), this humidity feels like a damp chill settling in, making travel uncomfortable as the moisture seeps into your clothes and lingers on your skin, turning each step into a reminder of the cold, clammy atmosphere.

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 77%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%88%77%70%54%45%37%34%47%67%82%87%
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 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For 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 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec46910111212119753
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.
 TemperaturePrecipitationHumidityUV
January Weather-4°C (25°F)53 mm (2.1 inches)87%moderate
February Weather-2°C (29°F)55 mm (2.2 inches)88%high
March Weather3°C (37°F)60 mm (2.4 inches)77%very high
April Weather8°C (46°F)47 mm (1.9 inches)69%very high
May Weather14°C (57°F)41 mm (1.6 inches)54%extreme
June Weather22°C (71°F)11 mm (0.4 inches)45%extreme
July Weather26°C (79°F)10 mm (0.4 inches)37%extreme
August Weather24°C (76°F)17 mm (0.7 inches)34%extreme
September Weather19°C (66°F)23 mm (0.9 inches)47%very high
October Weather9°C (49°F)37 mm (1.5 inches)67%high
November Weather4°C (39°F)32 mm (1.3 inches)82%moderate
December Weather-3°C (26°F)49 mm (1.9 inches)87%moderate

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