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March Weather in Newport, United States

Last updated: June 24, 2025

In Newport, United States, the average temperature in March hovers around 6°C (43°F), but be prepared for a wide range: it can drop to a biting -17°C (1°F) or rise to a pleasant 25°C (77°F). During this month, expect 113 mm (4.4 in) of precipitation over approximately 12 days, with an average humidity level of 84% adding to the damp atmosphere.

March Temperature in Newport

In March in Newport, the average temperature is 6°C (43°F). The maximum can reach 25°C (77°F), and the minimum can be as low as -17°C (1°F). Be prepared for a wide range of temperatures and pack accordingly for your travels.

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

The chart illustrates March temperature patterns in Newport, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Newport, March typically has an average temperature of 6°C (43°F), with highs reaching up to 25°C (77°F) and lows dropping to around -17°C (1°F).
JanFebMarAprMayJunJulAugSepOctNovDec293243526575777570584236
Data source: Temperature data for Newport 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 Newport

In Newport in March, the precipitation amount is 113 mm (4.4 in) spread over 12 days.

March Precipitation Trends in Newport

The chart displays monthly precipitation patterns in Newport, 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 Newport, March typically receives around 113 mm (4.4 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec7980113108148104100111681268165
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
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March Humidity in Newport

In Newport in March, humidity is 84%. With an average temperature of 6°C (43°F), this humidity feels like a damp chill that penetrates your clothing, making outdoor excursions uncomfortable and prompting travelers to seek refuge indoors or find warm, sheltered spots to enjoy their surroundings.

March Average Humidity in Newport

This chart illustrates the average monthly humidity levels in Newport, 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 Newport is approximately 84%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%82%84%83%80%83%82%83%79%79%88%87%
Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in Newport

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

Maximum UV Index Levels in Newport for March

The chart shows the monthly maximum UV Index (UVI) for Newport 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 Newport typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec356910111098643
Data source: Newport 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 Newport Compares to Other Months

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

This table compares monthly weather conditions in Newport, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-2°C (30°F)79 mm (3.1 inches)84%moderate
February Weather0°C (32°F)80 mm (3.1 inches)82%moderate
March Weather6°C (43°F)113 mm (4.4 inches)84%high
April Weather11°C (52°F)107 mm (4.2 inches)83%very high
May Weather18°C (65°F)148 mm (5.8 inches)80%very high
June Weather24°C (75°F)104 mm (4.1 inches)83%extreme
July Weather25°C (78°F)100 mm (3.9 inches)82%very high
August Weather24°C (75°F)111 mm (4.4 inches)82%very high
September Weather21°C (71°F)68 mm (2.7 inches)79%very high
October Weather14°C (58°F)126 mm (4.9 inches)79%high
November Weather5°C (42°F)81 mm (3.2 inches)88%moderate
December Weather2°C (36°F)64 mm (2.5 inches)87%moderate

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