Climate and monthly weather forecast
Arlington, OR

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Weather in January

January, the same as December, is an icy winter month in Arlington, Oregon, with temperature in the range of an average high of 37.9°F (3.3°C) and an average low of 27.5°F (-2.5°C). Welcoming January, Arlington notes an average high-temperature of a still cold 37.9°F (3.3°C), nearly consistent with December's 36.5°F (2.5°C). Weather in January »

Weather in February

February, the last month of the winter in Arlington, is also a wintry month, with temperature in the range of an average high of 41.7°F (5.4°C) and an average low of 29.7°F (-1.3°C). As February takes its course, Arlington's average high-temperature registers at a still wintry 41.7°F (5.4°C), closely aligning with the preceding month. Weather in February »

Weather in March

March, the first month of the spring in Arlington, is a frosty month, with temperature in the range of an average high of 49.6°F (9.8°C) and an average low of 34.5°F (1.4°C). With the transition into March, Arlington experiences a subtle uplift in average high-temperatures, adjusting from an icy 41.7°F (5.4°C) in February to a frosty 49.6°F (9.8°C). Weather in March »

Weather in April

April is a refreshing spring month in Arlington, Oregon, with an average temperature fluctuating between 58.6°F (14.8°C) and 39.9°F (4.4°C). A rise in the average high-temperature is observed during April, moving from a chilly 49.6°F (9.8°C) in March to a mild 58.6°F (14.8°C). Weather in April »

Weather in May

The last month of the spring, May, is an agreeable month in Arlington, Oregon, with an average temperature ranging between min 47.1°F (8.4°C) and max 68.5°F (20.3°C). Arlington sees an increase in the average high-temperature with the arrival of May, moving from April's moderate 58.6°F (14.8°C) to an agreeable 68.5°F (20.3°C). Weather in May »

Weather in June

The first month of the summer, June, is a warm month in Arlington, Oregon, with an average temperature ranging between min 52.7°F (11.5°C) and max 75.6°F (24.2°C). The coming of June brings a minor shift in Arlington's weather, with average high-temperatures adjusting from May's pleasant 68.5°F (20.3°C) to a warm 75.6°F (24.2°C). Weather in June »

Weather in July

July, like June, in Arlington, Oregon, is another warm summer month, with an average temperature fluctuating between 85.5°F (29.7°C) and 60.3°F (15.7°C). The warmest period tends to be July, when average temperatures fluctuate between a high of 85.5°F (29.7°C) and a low of 60.3°F (15.7°C). July's heat index is appraised at 84.2°F (29°C). Weather in July »

Weather in August

The last month of the summer, August, is also a moderately hot month in Arlington, Oregon, with an average temperature fluctuating between 61.3°F (16.3°C) and 84.7°F (29.3°C). In the transition from July to August, Arlington reports an average high-temperature of a still warm 84.7°F (29.3°C), indicating a close resemblance to the prior month. Weather in August »

Weather in September

The first month of the autumn, September, is still a warm month in Arlington, Oregon, with an average temperature ranging between min 54.9°F (12.7°C) and max 73.9°F (23.3°C). Arlington, Oregon, in September undergoes a mild reduction in the average high-temperature, shifting from August's moderately hot 84.7°F (29.3°C) to a still warm 73.9°F (23.3°C). Weather in September »

Weather in October

October, like September, is another mild autumn month in Arlington, Oregon, with an average temperature ranging between max 58.6°F (14.8°C) and min 44.4°F (6.9°C). The shift from September to October is characterized by a clear decrease in the average high-temperature, reducing from a warm 73.9°F (23.3°C) to a moderate 58.6°F (14.8°C). Weather in October »

Weather in November

The last month of the autumn, November, is also a frosty month in Arlington, Oregon, with an average temperature fluctuating between 46.4°F (8°C) and 34.3°F (1.3°C). Arlington's weather changes with the onset of November, slightly falling from a refreshing 58.6°F (14.8°C) in October to a chilly 46.4°F (8°C). Weather in November »

Weather in December

December, the first month of the winter in Arlington, is also an icy month, with an average temperature ranging between max 36.5°F (2.5°C) and min 26.6°F (-3°C). December, known for its average high temperature of 36.5°F (2.5°C) and an average low temperature of 26.6°F (-3°C), is the coldest month. Weather in December »
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Frequently asked questions

What is the most humid month in Arlington?

The most humid month is January, with an average relative humidity of 83%.

What is the rainiest month in Arlington?

January is the month with the most rainfall in Arlington. Rain falls for 11.3 days and accumulates 1.1" (28mm) of precipitation.

How much does it rain in Arlington?

In Arlington, during the entire year, the rain falls for 107.9 days and collects up to 8.46" (215mm) of precipitation.

When does it snow in Arlington?

Months with snowfall in Arlington are January through March, November and December.

How much does it snow in Arlington?

In Arlington, Oregon, during the entire year, snow falls for 15.8 days and aggregates up to 9.69" (246mm) of snow.

What is the month with the least sunshine in Arlington?

January has the least sunshine of the year in Arlington, Oregon, with an average of 5.2h of sunshine.

What is the month with the lowest UV index in Arlington?

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

When does it snow the most in Arlington?

The month with the most snowfall in Arlington, Oregon, is February, when snow falls for 4.3 days and typically aggregates up to 3.86" (98mm) of snow.

When is Daylight Saving Time (DST) in Arlington?

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 Arlington?

April through October are months without snowfall.

When are the longest days in Arlington?

June has the longest days of the year in Arlington, Oregon, with an average of 15h and 42min of daylight.

When is the highest UV index in Arlington?

The months with the highest UV index in Arlington are June and July, with an average maximum UV index of 6.

What part of the year is the hottest in Arlington?

The highest temperatures are recorded in July, with averages reaching a high of 85.5°F (29.7°C) and a low of 60.3°F (15.7°C).

What are the least humid months in Arlington?

The months with the lowest humidity are July and August, with an average relative humidity of 40%.

What is the driest month in Arlington?

July is the month with the least rainfall in Arlington. Rain falls for 4.4 days and accumulates 0.24" (6mm) of precipitation.

What are the months with the most sunshine in Arlington?

The months with the most sunshine are July and August, with an average of 12h of sunshine.

What is the coldest month in Arlington?

In Arlington, December is known for its average lowest temperatures, reaching a high of 36.5°F (2.5°C) and a low of 26.6°F (-3°C).

What is the month with the shortest days in Arlington?

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

Average temperature
Arlington, OR

Average temperature - Arlington, OR

The warmest month (with the highest average high temperature) is July (85.5°F).
The month with the lowest average high temperature is December (36.5°F).

The month with the highest average low temperature is August (61.3°F).
The coldest month (with the lowest average low temperature) is December (26.6°F).

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Average pressure
Arlington, OR

Average pressure - Arlington, OR

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is August (29.93"Hg).

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Average wind speed
Arlington, OR

Average wind speed - Arlington, OR

The windiest month (with the highest average wind speed) is June (9.2mph).
The calmest month (with the lowest average wind speed) is January (6.3mph).

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Average humidity
Arlington, OR

Average humidity - Arlington, OR

The month with the highest relative humidity is January (83%).
The months with the lowest relative humidity are July and August (40%).

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Average rainfall
Arlington, OR

Average rainfall - Arlington, OR

The wettest month (with the highest rainfall) is January (1.1").
The driest month (with the least rainfall) is July (0.24").

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Average rainfall days
Arlington, OR

Average rainfall days - Arlington, OR

The month with the highest number of rainy days is March (12.3 days).
The month with the least rainy days is July (4.4 days).

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Average snowfall
Arlington, OR

Average snowfall - Arlington, OR

The month with the highest snowfall is February (3.86").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days
Arlington, OR

Average snowfall days - Arlington, OR

The month with the highest number of snowfall days is December (4.8 days).
The months with the least snowfall days are April, May, June, July, August and October (0 days).

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Average daylight / Average sunshine
Arlington, OR

Average daylight / Average sunshine - Arlington, OR

The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 48min).

The months with the most sunshine are July and August (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 5h and 12min).

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Average sunshine days
Arlington, OR

Average sunshine days - Arlington, OR

The month with the most sunshine days is July (25 days).
The month with the least sunshine days is February (14 days).

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Average UV index
Arlington, OR

Average UV index - Arlington, OR

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

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Average visibility
Arlington, OR

Average visibility - Arlington, OR

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

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Arlington, Oregon, USA

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