May Weather in Newberg, United States

Last updated: June 24, 2025

In May, the average temperature in Newberg, United States hovers around 15°C (58°F), with fluctuations ranging from a brisk 3°C (37°F) to a warm 33°C (91°F). Expect about 48 mm (1.9 in) of precipitation over 8 days, creating a humid atmosphere with an average humidity of 83%. Prepare for a variety of weather experiences!

May Temperature in Newberg

In May in Newberg, the average temperature is 15°C (58°F). Maximum temperatures can reach 33°C (91°F), while minimums can drop as low as 3°C (37°F). Be sure to pack layers to stay comfortable during your travels!

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

The chart illustrates May temperature patterns in Newberg, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Newberg, May typically has an average temperature of 15°C (58°F), with highs reaching up to 33°C (91°F) and lows dropping to around 3°C (37°F).

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

May Precipitation in Newberg

In Newberg in May, the precipitation amount is 48 mm (1.9 in) over a span of 8 days.

May Precipitation Trends in Newberg

The chart displays monthly precipitation patterns in Newberg, 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 Newberg, May typically receives around 48 mm (1.9 inches) of precipitation spread over approximately 8 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 Newberg

In Newberg in May, humidity is 83%. With an average temperature of 15°C (58°F), this humidity feels like a warm blanket enveloping you, making outdoor activities sticky and uncomfortable for traveling.

May Average Humidity in Newberg

This chart illustrates the average monthly humidity levels in Newberg, 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 Newberg is approximately 83%, 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 Newberg

In Newberg 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 Newberg.

Maximum UV Index Levels in Newberg for May

The chart shows the monthly maximum UV Index (UVI) for Newberg 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 Newberg typically reaches 9, which falls under the very high exposure category.

Data source: Newberg 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 Newberg Compares to Other Months

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

This table compares monthly weather conditions in Newberg, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	6°C (43°F)	158 mm (6.2 inches)	85%	low
February Weather	5°C (42°F)	163 mm (6.4 inches)	84%	moderate
March Weather	8°C (47°F)	121 mm (4.8 inches)	85%	moderate
April Weather	11°C (52°F)	105 mm (4.1 inches)	83%	high
May Weather	15°C (58°F)	48 mm (1.9 inches)	83%	very high
June Weather	18°C (65°F)	39 mm (1.5 inches)	83%	very high
July Weather	21°C (71°F)	4 mm (0.2 inches)	82%	very high
August Weather	22°C (71°F)	4 mm (0.2 inches)	74%	very high
September Weather	18°C (65°F)	57 mm (2.3 inches)	71%	high
October Weather	12°C (54°F)	91 mm (3.6 inches)	81%	moderate
November Weather	8°C (47°F)	144 mm (5.7 inches)	87%	moderate
December Weather	5°C (42°F)	182 mm (7.2 inches)	87%	low