January Weather in Newberg, United States

Last updated: June 24, 2025

In January, the average temperature in Newberg, United States hovers around 6°C (43°F). You can expect temperatures to range from a chilly -9°C (16°F) to a mild 15°C (59°F). With 158 mm (6.2 in) of precipitation falling over 16 days, it's advisable to carry an umbrella. The atmosphere tends to be quite damp, with an average humidity of 85%.

January Temperature in Newberg

In January in Newberg, the average temperature is 6°C (43°F). Maximum temperatures can reach 15°C (59°F), while minimums can dip as low as -9°C (16°F). Be prepared for a mix of chilly and milder days when traveling during this time.

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

The chart illustrates January 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, January typically has an average temperature of 6°C (43°F), with highs reaching up to 15°C (59°F) and lows dropping to around -9°C (16°F).

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

January Precipitation in Newberg

In Newberg in January, the total precipitation amount is 158 mm (6.2 in) that occurs over a span of 16 days.

January Precipitation Trends in Newberg

The chart displays monthly precipitation patterns in Newberg, with values for each month alongside January’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January’s conditions compare to those of other months. In Newberg, January typically receives around 158 mm (6.2 inches) of precipitation spread over approximately 16 days.

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

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Millimeters (mm) Inches (in)

January Humidity in Newberg

In Newberg in January, humidity is 85%. With an average temperature of 6°C (43°F), this humidity feels like a damp chill that seeps into your bones, making travel feel more uncomfortable and limiting your enjoyment of the sights as you navigate the wet, brisk air.

January Average Humidity in Newberg

This chart illustrates the average monthly humidity levels in Newberg, with January’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In January, average humidity in Newberg is approximately 85%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Newberg

In Newberg in January, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in Newberg, you can visit Hourly UV Index in Newberg.

Maximum UV Index Levels in Newberg for January

The chart shows the monthly maximum UV Index (UVI) for Newberg in January, 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 January, the maximum UV index in Newberg typically reaches 2, which falls under the low exposure category.

Data source: Newberg January 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 January 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 January’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 January’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