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March Weather in Salem, United States

Last updated: June 24, 2025

In Salem, United States, the average temperature for March hovers around 10°C (50°F), with a notable range between a chilly -9°C (17°F) and a warm 25°C (78°F). Expect 149 mm (5.9 in) of precipitation spread over 13 days, contributing to an average humidity of 86%. This combination of factors makes March a unique and often damp experience in Salem.

March Temperature in Salem

In March in Salem, the average temperature is 10°C (50°F). Maximum temperatures can reach 25°C (78°F), while minimums can drop as low as -9°C (17°F). Be prepared for a wide range of temperatures when traveling during this month.

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 10°C (50°F), with highs reaching up to 25°C (78°F) and lows dropping to around -9°C (17°F).
JanFebMarAprMayJunJulAugSepOctNovDec394350576874797772624844
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 149 mm (5.9 in) spread over 13 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 149 mm (5.9 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec10219214914714216211912012412284145
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 86%. With an average temperature of 10°C (50°F), this humidity feels like a heavy blanket wrapping around you, making outdoor activities uncomfortable and sticky, which can dampen the spirit of travel.

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 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%86%86%82%83%83%80%74%71%78%88%88%
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.
JanFebMarAprMayJunJulAugSepOctNovDec3679101111109753
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 Weather4°C (39°F)102 mm (4.0 inches)87%moderate
February Weather6°C (44°F)192 mm (7.6 inches)86%high
March Weather10°C (50°F)149 mm (5.9 inches)86%high
April Weather14°C (57°F)147 mm (5.8 inches)82%very high
May Weather20°C (68°F)142 mm (5.6 inches)82%very high
June Weather24°C (75°F)162 mm (6.4 inches)83%extreme
July Weather26°C (79°F)119 mm (4.7 inches)80%extreme
August Weather25°C (77°F)120 mm (4.7 inches)74%very high
September Weather22°C (73°F)124 mm (4.9 inches)71%very high
October Weather17°C (63°F)122 mm (4.8 inches)78%high
November Weather9°C (48°F)84 mm (3.3 inches)88%moderate
December Weather7°C (44°F)145 mm (5.7 inches)88%moderate

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