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May Weather in Newport, United States

Last updated: June 24, 2025

In May, the average temperature in Newport, United States hovers around 13°C (56°F). During this month, temperatures can range from a chilly -3°C (27°F) to a warm 31°C (88°F). Be prepared for the 136 mm (5.3 in) of precipitation that usually occurs over 14 days. With an average humidity of 82%, expect a damp and humid atmosphere throughout your stay!

May Temperature in Newport

In May in Newport, the average temperature is 13°C (56°F), with maximums reaching 31°C (88°F) and minimums dropping as low as -3°C (27°F). This range makes it essential for travelers to pack accordingly for both warm and cool conditions.

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

The chart illustrates May 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, May typically has an average temperature of 13°C (56°F), with highs reaching up to 31°C (88°F) and lows dropping to around -3°C (27°F).
JanFebMarAprMayJunJulAugSepOctNovDec212531445664696761503527
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.

May Precipitation in Newport

In Newport in May, the total precipitation amount is 136 mm (5.3 in) spread over 14 days.

May Precipitation Trends in Newport

The chart displays monthly precipitation patterns in Newport, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Newport, May typically receives around 136 mm (5.3 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec10811810213913612315713494180136129
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Newport

In Newport in May, humidity is 82%. With an average temperature of 13°C (56°F), this humidity feels like a damp blanket wrapping around you, making it feel much cooler than it is and creating a heavy atmosphere that can be exhausting for travelers.

May Average Humidity in Newport

This chart illustrates the average monthly humidity levels in Newport, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Newport is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%90%87%88%82%79%78%76%78%84%89%86%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Newport

In Newport in May, 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 Newport.

Maximum UV Index Levels in Newport for May

The chart shows the monthly maximum UV Index (UVI) for Newport in May, 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 May, the maximum UV index in Newport typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3468910998632
Data source: Newport May 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 May 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 May’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 May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-6°C (21°F)108 mm (4.3 inches)90%moderate
February Weather-4°C (25°F)118 mm (4.7 inches)90%moderate
March Weather-1°C (31°F)102 mm (4.0 inches)87%high
April Weather6°C (44°F)139 mm (5.5 inches)88%very high
May Weather13°C (56°F)136 mm (5.3 inches)82%very high
June Weather18°C (65°F)123 mm (4.9 inches)79%very high
July Weather21°C (70°F)157 mm (6.2 inches)78%very high
August Weather20°C (68°F)134 mm (5.3 inches)76%very high
September Weather16°C (61°F)94 mm (3.7 inches)78%very high
October Weather10°C (51°F)179 mm (7.1 inches)84%high
November Weather2°C (35°F)136 mm (5.3 inches)89%moderate
December Weather-3°C (27°F)129 mm (5.1 inches)86%low

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