Climate and monthly weather forecast
Newberg, OR

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The climate of Newberg

Newberg, based in Oregon, USA, rests within the confines of the Köppen climate zone, recognized widely for a Mediterranean description with warm summers, classified as type Csb. When the clock rotates through the months of the year, the city experiences a changing atmosphere marked by variations in temperature, humidity, sunlight, and precipitation.

The fluctuation in temperature in Newberg is pretty distinct throughout the year. High temperatures range from a chilly 44.1°F (6.7°C) in the chilling month of December to a warm 82°F (27.8°C) in the sunny month of August. Similarly, low temperatures vary from near freezing at 34.2°F (1.2°C) in December to a cozy 55°F (12.8°C) again in August. Humidity remains comparatively high throughout the year with the driest months reporting levels between 64% to 72%, from July to September and the most humid months of 85% to 86% from November to February.

Rainfall and snowfall in Newberg also reveal a marked variation. With the driest month in July reporting a scanty 0.35" (9mm) of rain and the wettest month, January, recording a lavish 4.09" (104mm), the city goes through a spectrum of wet conditions. Snowfall is comparatively rare, only making an appearance from January to March and in November and December, with the heaviest snowfall of 1.34" (34mm) occurring in February.

The best time to visit Newberg

Perusing the weather conditions, the months from June to September reveal themselves to be the most pleasant for a visit to Newberg. During this period, temperatures are comfortably warm, ranging from 67.1°F (19.5°C) to 82°F (27.8°C), complemented by moderate humidity levels, varying from 64% to 72%. Rainfall is also lowest during these months, with average falls between 0.31" (8mm) and 1.14" (29mm).

The worst time to visit Newberg

While Newberg has its charms throughout the year, the period from November to February might prove less appealing to visitors. Temperatures during these months can dip to a chilling low of 34.2°F (1.2°C) to 35.4°F (1.9°C), and the highest temperature averages around 44.1°F (6.7°C) to 48.2°F (9°C). The humidity is at its peak, with values around 85% to 86%, and rainfall is ample with 2.91" (74mm) to 4.09" (104mm) on average.

Spring weather in Newberg

Spring in Newberg arrives with moderately cool temperatures and increasing daylight hours. The average high temperature rises from 48.2°F (9°C) in March to 58.6°F (14.8°C) in April and further to 67.1°F (19.5°C) in May. Daylight hours witness a sharp increase from 12 hours in March to 14.9 hours in May. Meanwhile, rainfall decreases over the spring months from 3.11" (79mm) in March to 1.69" (43mm) in May.

Summer weather in Newberg

Summer carries the warmth in Newberg with average high temperatures hovering in the range of 72.5°F (22.5°C) to 82°F (27.8°C). Daylight hours peak in June at 15.6 hours, before gradually reducing. The rainfall is the lowest during these summer months, with mere averages of 0.35" (9mm) to 1.14" (29mm).

Autumn weather in Newberg

Autumn in Newberg sees a gradual decrease in temperatures. High temperatures drop from 74.3°F (23.5°C) in September to a chillier 50.9°F (10.5°C) in November. Rainfall starts to increase over the months of autumn, with averages increasing steadily from 1.38" (35mm) in September to 2.91" (74mm) in November.

Winter weather in Newberg

Winter in Newberg introduces cooler temperatures and fewer daylight hours. Average high temperatures hover between the range from 46.6°F (8.1°C) in January to 44.1°F (6.7°C) in December. Daylight hours reduce to a minimum of 8.8 hours in December. Winters also see increased rainfall, ranging from 2.91" (74mm) in November to 4.09" (104mm) in January. The rare occurrences of snowfall are also seen during the winter months.

Weather in January

The heart of winter finds Newberg, Oregon, in a cold embrace, yet it is not the coldest month of the year. The beginning of the year is characterized by the highest relative humidity, reaching an average of 85%, leading to more foggy mornings. Weather in January »

Weather in February

Newberg's weather in February carries over winter's chill, but with a slight increase in temperatures from the previous month. The dramatic landscapes of the past month start softening with reduced snowfall, leaving behind more rain-soaked streets. Weather in February »

Weather in March

The transition from winter to spring is noticeable in March's weather in Newberg. The warming trend begun in February struggles against the last vestiges of winter, leading to a mix of wet and mildly cold days. With the snowfall receding to an average of 1.18" (30mm), rain still plays a prominent role, ensuring a fair share of cloudy views. Weather in March »

Weather in April

April sees the full arrival of spring with warmer temperatures characterizing Newberg's climate. With the thawing of winter's grip, the landscape brightens up, and the city greets clear sky views as snowfall drops to non-existent levels. Weather in April »

Weather in May

May's weather in Newberg, Oregon, welcomes the mounting excitement of the imminent summer. Ardent sunlight and long daylight hours turn the city vibrant, aligning with the gaiety of spring in full bloom. The distinct drop in rainfall further accentuates a shift towards dry conditions favoring outdoor events. Weather in May »

Weather in June

In June, Newberg starts to fully embrace the summer heat, defying the cool of the past months. The fair climate fosters the growth of luscious green landscapes, proving to be a solace for nature lovers. Generous sunlight and minimized rainfall sets a picture-perfect setting for alfresco outings. Weather in June »

Weather in July

July offers the hottest weather in Newberg, with the high temperature hitting an average of 80.8°F (27.1°C). As the heat intensifies, the breezes tend to cool off, making way for balmy afternoons. The city becomes a sun-soaked spectacle bathed in the most daylight hours, around 15.2 hours on an average. Weather in July »

Weather in August

August's weather in Newberg provides a perfect summer scene, but with the heat mellowing slightly from July's intensity. The city witnesses clear azure skies with the lowest cloud cover percentage of 22%, ensnaring sunseekers and stargazers alike. Weather in August »

Weather in September

September marks the end of summer and hints at the onset of autumn in Newberg. The city continues to enjoy clear skies and warm temperatures, although slowly welcoming the chill of the changing season. September's declining daylight hours foreshadow the approaching winter's short days. Weather in September »

Weather in October

October's weather in Newberg captures the essence of autumn the most vividly. The fading heat of summer makes way for a gradual drop in temperatures, painting landscapes in hues of orange and red. The increase in rainfall hints at the impending winter, transforming the city into a wet, leaf-strewn spectacle. Weather in October »

Weather in November

November in Newberg, Oregon, indicates a clear transition to winter. The city's scenery morphs from fall's fiery vistas to chillier, bare vistas. November’s weather ushers in the colder contracts, with average lows dropping below the 39.7°F (4.3°C) mark. Weather in November »

Weather in December

December in Newberg embraces fully the chilling winter winds and frosty landscapes. The city, soaked in the spirit of holidays, is touched by the magic of freezing temperatures and sprinkles of snow. With the shortest daylight duration of an average of 8.8 hours, the city stays more time under a blanket of stars. Weather in December »

Frequently asked questions

How much does it rain?

Throughout the year, there are 169.4 rainfall days, and 27.36" (695mm) of precipitation is accumulated.

When does it snow?

January through March, November and December are months with snowfall.

How much does it snow?

In Newberg, during the entire year, snow falls for 5.8 days and aggregates up to 3.43" (87mm) of snow.

What are the months with the lowest UV index?

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2.

What is the most humid month?

February and December, with an average relative humidity of 86%, are most humid months.

What is the snowiest month?

February is the month with the most snowfall. Snow falls for 2.1 days and accumulates 1.34" (34mm) of snow.

What is the month with the least sunshine?

With an average of 4h of sunshine, February has the least sunshine of the year in Newberg.

When is Daylight Saving Time (DST)?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from PST to PDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from PDT to PST.

When it does not snow?

In Newberg, snow does not fall in April through October.

When are the longest days?

The month with the longest days is June, with an average of 15h and 36min of daylight.

When is the highest UV index?

July is the month with the highest UV index, with an average maximum UV index of 6.

What is the hottest time of year in Newberg?

August, having an average high-temperature of 82°F (27.8°C) and an average low-temperature of 55°F (12.8°C), is the warmest month.

What is the least humid month?

The least humid month is August, with an average relative humidity of 64%.

What is the driest month in Newberg?

August is the month with the least rainfall. Rain falls for 4.4 days and accumulates 0.31" (8mm) of precipitation.

What month has the most sunshine?

August has the most sunshine of the year, with an average of 11h of sunshine.

What part of the year is the coldest?

Newberg witnesses the coldest weather in December, with temperatures averaging a high of 44.1°F (6.7°C) and a low of 34.2°F (1.2°C).

What is the wettest month?

December is the month with the most rainfall. Rain falls for 18.6 days and accumulates 4.13" (105mm) of precipitation.

What is the month with the shortest days?

With an average of 8h and 48min of daylight, December has the shortest days of the year.

Average temperature
Newberg, OR

Average temperature - Newberg, OR

The warmest month (with the highest average high temperature) is August (82°F).
The month with the lowest average high temperature is December (44.1°F).

The month with the highest average low temperature is August (55°F).
The coldest month (with the lowest average low temperature) is December (34.2°F).

Average pressure
Newberg, OR

Average pressure - Newberg, OR

The month with the highest atmospheric pressure is January (30.11"Hg).
The months with the lowest atmospheric pressure are August and September (30.01"Hg).

Average wind speed
Newberg, OR

Average wind speed - Newberg, OR

The windiest month (with the highest average wind speed) is March (5.3mph).
The calmest months (with the lowest average wind speed) are June and August (4.2mph).

Average humidity
Newberg, OR

Average humidity - Newberg, OR

The months with the highest relative humidity are February and December (86%).
The month with the lowest relative humidity is August (64%).

Average rainfall
Newberg, OR

Average rainfall - Newberg, OR

The wettest month (with the highest rainfall) is December (4.13").
The driest month (with the least rainfall) is August (0.31").

Average rainfall days
Newberg, OR

Average rainfall days - Newberg, OR

The month with the highest number of rainy days is March (19.8 days).
The month with the least rainy days is August (4.4 days).

Average snowfall
Newberg, OR

Average snowfall - Newberg, OR

The month with the highest snowfall is February (1.34").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days
Newberg, OR

Average snowfall days - Newberg, OR

The month with the highest number of snowfall days is February (2.1 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

Average daylight / Average sunshine
Newberg, OR

Average daylight / Average sunshine - Newberg, OR

The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).

The month with the most sunshine is August (Average sunshine: 11h).
The month with the least sunshine is February (Average sunshine: 4h).

Average sunshine days
Newberg, OR

Average sunshine days - Newberg, OR

The month with the most sunshine days is July (25 days).
The month with the least sunshine days is February (8.8 days).

Average UV index
Newberg, OR

Average UV index - Newberg, OR

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average visibility
Newberg, OR

Average visibility - Newberg, OR

The months with the highest visibility are July, August and September (6mi).
The months with the lowest visibility are January, February, March, April, May, June, October, November and December (5mi).

Newberg, Oregon, USA

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