May Weather in Newport, United States

Last updated: June 24, 2025

In May, the average temperature in Newport, United States is a comfortable 15°C (59°F). However, be prepared for a range of temperatures, as it can dip to a chilly -1°C (30°F) or rise as high as a sweltering 36°C (97°F). Rainfall is moderate, with 143 mm (5.6 in) expected over 12 days, contributing to an average humidity of 78%.

May Temperature in Newport

In May in Newport, the average temperature is 15°C (59°F). The maximum can reach 36°C (97°F), and the minimum can be as low as -1°C (30°F). Be prepared for a wide range of temperatures and pack accordingly for your travels!

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 15°C (59°F), with highs reaching up to 36°C (97°F) and lows dropping to around -1°C (30°F).

Data source: Temperature data for Newport generated using information from the Copernicus Climate Change Service.

May Precipitation in Newport

In Newport in May, the total precipitation amount is 143 mm (5.6 in) over the course of 12 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 143 mm (5.6 inches) of precipitation spread over approximately 12 days.

Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

May Humidity in Newport

In Newport in May, humidity is 78%. With an average temperature of 15°C (59°F), this humidity feels like a warm, enveloping blanket that clings to your skin, making outdoor activities a bit more tiring and requiring frequent breaks for hydration as you explore the area.

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 78%, offering insight into how humid the weather typically is during this month.

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.

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.
	Temperature	Precipitation	Humidity	UV
January Weather	-8°C (17°F)	31 mm (1.2 inches)	87%	low
February Weather	-8°C (17°F)	39 mm (1.5 inches)	90%	moderate
March Weather	1°C (33°F)	61 mm (2.4 inches)	85%	moderate
April Weather	6°C (44°F)	87 mm (3.4 inches)	84%	high
May Weather	15°C (59°F)	143 mm (5.6 inches)	78%	very high
June Weather	22°C (71°F)	103 mm (4.0 inches)	80%	very high
July Weather	23°C (75°F)	108 mm (4.2 inches)	81%	very high
August Weather	21°C (71°F)	124 mm (4.9 inches)	81%	very high
September Weather	18°C (64°F)	118 mm (4.7 inches)	81%	high
October Weather	9°C (49°F)	97 mm (3.8 inches)	84%	moderate
November Weather	1°C (34°F)	38 mm (1.5 inches)	88%	moderate
December Weather	-5°C (24°F)	52 mm (2.0 inches)	84%	low