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March Weather in Newport, United States

Last updated: June 24, 2025

In March, the average temperature in Newport, United States hovers around 10°C (51°F). However, temperatures can swing from a chilling -14°C (7°F) to a warm 28°C (84°F). Expect 137 mm (5.4 in) of precipitation spread over 14 days, accompanied by an average humidity level of 86%, making for a damp yet vibrant atmosphere.

March Temperature in Newport

In March in Newport, the average temperature is 10°C (51°F). The maximum can reach 28°C (84°F), while the minimum can be as low as -14°C (7°F). Travelers should be prepared for a wide range of temperatures and pack accordingly for both warm and cold conditions.

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 10°C (51°F), with highs reaching up to 28°C (84°F) and lows dropping to around -14°C (7°F).
JanFebMarAprMayJunJulAugSepOctNovDec394550576773777572624743
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 137 mm (5.4 in) spread over 14 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 137 mm (5.4 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec881441371271101011001118712276126
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 86%. With an average temperature of 10°C (51°F), this humidity feels like a cool, damp blanket enveloping you, making traveling feel invigorating yet slightly uncomfortable without the right layers.

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 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%86%86%82%85%85%83%76%76%80%88%88%
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 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the 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 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec46810111111109753
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 Weather4°C (40°F)88 mm (3.5 inches)86%moderate
February Weather7°C (45°F)144 mm (5.7 inches)86%high
March Weather10°C (51°F)137 mm (5.4 inches)86%very high
April Weather14°C (58°F)126 mm (5.0 inches)82%very high
May Weather19°C (67°F)110 mm (4.3 inches)85%extreme
June Weather23°C (73°F)101 mm (4.0 inches)85%extreme
July Weather25°C (77°F)100 mm (3.9 inches)83%extreme
August Weather24°C (76°F)111 mm (4.4 inches)76%very high
September Weather22°C (72°F)87 mm (3.4 inches)76%very high
October Weather16°C (62°F)122 mm (4.8 inches)80%high
November Weather8°C (48°F)76 mm (3.0 inches)88%moderate
December Weather6°C (43°F)126 mm (4.9 inches)88%moderate

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