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Contents
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average snowfall
- Average snowfall days
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
Weather in January
January, like December, in Arlington, Oregon, is a wintry winter month, with an average temperature varying between 37.9°F (3.3°C) and 27.5°F (-2.5°C). The commencement of January introduces an average high-temperature of a still wintry 37.9°F (3.3°C), closely mirroring the preceding month. Weather in January »
Weather in February
The last month of the winter, February, is another cold month in Arlington, Oregon, with an average temperature ranging between max 41.7°F (5.4°C) and min 29.7°F (-1.3°C). The introduction of February notes a subtle temperature variation to a still icy 41.7°F (5.4°C) from January's 37.9°F (3.3°C). 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 low of 34.5°F (1.4°C) and an average high of 49.6°F (9.8°C). With the onset of March, Arlington's average high-temperature experiences a slight rise, moving from February's cold 41.7°F (5.4°C) to a frosty 49.6°F (9.8°C). Weather in March »
Weather in April
April is a mild spring month in Arlington, Oregon, with an average temperature varying between 58.6°F (14.8°C) and 39.9°F (4.4°C). With the onset of April, Arlington's average high-temperature sees a rise, moving from March's frosty 49.6°F (9.8°C) to a mild 58.6°F (14.8°C). Weather in April »
Weather in May
May, the last month of the spring in Arlington, is an agreeable month, with an average temperature fluctuating between 68.5°F (20.3°C) and 47.1°F (8.4°C). As Arlington enters May, the average high-temperature increases from the a refreshing 58.6°F (14.8°C) of April to an agreeable 68.5°F (20.3°C). Weather in May »
Weather in June
June, the first month of the summer in Arlington, is a warm month, with an average temperature ranging between min 52.7°F (11.5°C) and max 75.6°F (24.2°C). With the onset of June, the average high-temperature subtly transitions from a pleasant 68.5°F (20.3°C) in May to a warm 75.6°F (24.2°C). Weather in June »
Weather in July
July, the same as June, is another warm summer month in Arlington, Oregon, with an average temperature varying between 85.5°F (29.7°C) and 60.3°F (15.7°C). July is the month that records the highest temperatures, with averages ranging from a high of 85.5°F (29.7°C) to a low of 60.3°F (15.7°C). July's heat index is computed to be 84.2°F (29°C). Weather in July »
Weather in August
August, the last month of the summer in Arlington, is another warm month, with an average temperature varying between 61.3°F (16.3°C) and 84.7°F (29.3°C). Arlington commences August with an average high-temperature of a still moderately hot 84.7°F (29.3°C), maintaining a close resemblance to the previous 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 max 73.9°F (23.3°C) and min 54.9°F (12.7°C). As August shifts into September, a slight alteration in temperatures is observed, with average highs reducing from a 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, the same as September, in Arlington, Oregon, is another mild autumn month, with an average temperature varying between 44.4°F (6.9°C) and 58.6°F (14.8°C). A clear reduction in the average high-temperature is witnessed with the onset of October, reducing from a moderately hot 73.9°F (23.3°C) in September to a refreshing 58.6°F (14.8°C). Weather in October »
Weather in November
The last month of the autumn, November, is another chilly month in Arlington, Oregon, with temperature in the range of an average low of 34.3°F (1.3°C) and an average high of 46.4°F (8°C). The shift from October to November corresponds with a decrease in the average high-temperature, down to a chilly 46.4°F (8°C) from a moderate 58.6°F (14.8°C). Weather in November »
Weather in December
December, the first month of the winter in Arlington, is also a wintry month, with an average temperature ranging between min 26.6°F (-3°C) and max 36.5°F (2.5°C). Arlington reaches its lowest average temperatures in December, measuring 36.5°F (2.5°C) at the peak and 26.6°F (-3°C) at the lowest. Weather in December »
Updated: Aug 20, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the most humid month in Arlington?
With an average relative humidity of 83%, January is the most humid month.
What is the wettest month?
January is the month with the most rainfall. Rain falls for 11.3 days and accumulates 1.1" (28mm) of precipitation.
How many days 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?
Months with snowfall are January through March, November and December.
How much does it snow?
In Arlington, 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?
January has the least sunshine of the year, with an average of 5.2h of sunshine.
What is the month 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 snowiest month?
The month with the most snowfall in Arlington 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)?
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, 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 42min of daylight.
When is the highest UV index?
The months with the highest UV index in Arlington are June and July, with an average maximum UV index of 6.
What month is the hottest?
Arlington, Oregon, registers the average highest temperatures during July, with peaks of 85.5°F (29.7°C) and lows of 60.3°F (15.7°C).
What are the least humid months?
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. Rain falls for 4.4 days and accumulates 0.24" (6mm) of precipitation.
What are the months with the most sunshine?
The months with the most sunshine are July and August, with an average of 12h of sunshine.
What time of the year is the coldest?
With average temperatures fluctuating between a high of 36.5°F (2.5°C) and a low of 26.6°F (-3°C), December stands out as the coldest month.
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
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).
Average pressure
Arlington, OR
- Average pressure in January:
30.17"Hg - Average pressure in February:
30.09"Hg - Average pressure in March:
30.02"Hg - Average pressure in April:
30.01"Hg - Average pressure in May:
29.96"Hg - Average pressure in June:
29.95"Hg
- Average pressure in July:
29.95"Hg - Average pressure in August:
29.93"Hg - Average pressure in September:
29.97"Hg - Average pressure in October:
30.04"Hg - Average pressure in November:
30.09"Hg - Average pressure in December:
30.15"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is August (29.93"Hg).
Average wind speed
Arlington, OR
- Average wind speed in January:
6.3mph - Average wind speed in February:
7.5mph - Average wind speed in March:
8.2mph - Average wind speed in April:
9.1mph - Average wind speed in May:
8.5mph - Average wind speed in June:
9.2mph
- Average wind speed in July:
8.1mph - Average wind speed in August:
7.7mph - Average wind speed in September:
7.5mph - Average wind speed in October:
7.3mph - Average wind speed in November:
7.3mph - Average wind speed in December:
6.5mph
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).
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%).
Average rainfall
Arlington, OR
- Average rainfall in January:
1.1" - Average rainfall in February:
1.06" - Average rainfall in March:
0.79" - Average rainfall in April:
0.63" - Average rainfall in May:
1.06" - Average rainfall in June:
0.67"
- Average rainfall in July:
0.24" - Average rainfall in August:
0.39" - Average rainfall in September:
0.31" - Average rainfall in October:
0.75" - Average rainfall in November:
0.51" - Average rainfall in December:
0.94"
The wettest month (with the highest rainfall) is January (1.1").
The driest month (with the least rainfall) is July (0.24").
Average rainfall days
Arlington, OR
- Average rainfall days in January:
11.3 days - Average rainfall days in February:
9.6 days - Average rainfall days in March:
12.3 days - Average rainfall days in April:
11.6 days - Average rainfall days in May:
10.9 days - Average rainfall days in June:
6.7 days
- Average rainfall days in July:
4.4 days - Average rainfall days in August:
5 days - Average rainfall days in September:
5.5 days - Average rainfall days in October:
9.9 days - Average rainfall days in November:
9.7 days - Average rainfall days in December:
11 days
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).
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").
Average snowfall days
Arlington, OR
- Average snowfall days in January:
4 days - Average snowfall days in February:
4.3 days - Average snowfall days in March:
1.4 days - Average snowfall days in April:
0 days - Average snowfall days in May:
0 days - Average snowfall days in June:
0 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0.1 days - Average snowfall days in October:
0 days - Average snowfall days in November:
1.2 days - Average snowfall days in December:
4.8 days
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).
Average daylight / Average sunshine
Arlington, OR
- Average daylight in January:
9h and 1min - Average daylight in February:
10h and 2min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 4min - Average daylight in May:
15h and 0min - Average daylight in June:
15h and 4min
- Average daylight in July:
15h and 2min - Average daylight in August:
14h and 1min - Average daylight in September:
12h and 3min - Average daylight in October:
10h and 5min - Average daylight in November:
9h and 3min - Average daylight in December:
8h and 5min
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).
- Average sunshine in January:
5h and 1min - Average sunshine in February:
5h and 2min - Average sunshine in March:
7h and 3min - Average sunshine in April:
10h and 0min - Average sunshine in May:
11h and 0min - Average sunshine in June:
11h and 3min
- Average sunshine in July:
12h and 0min - Average sunshine in August:
12h and 0min - Average sunshine in September:
10h and 5min - Average sunshine in October:
6h and 3min - Average sunshine in November:
6h and 1min - Average sunshine in December:
5h and 2min
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).
Average sunshine days
Arlington, OR
- Average sunshine days in January:
15.1 days - Average sunshine days in February:
14 days - Average sunshine days in March:
14.9 days - Average sunshine days in April:
15.5 days - Average sunshine days in May:
18.4 days - Average sunshine days in June:
20.8 days
- Average sunshine days in July:
25 days - Average sunshine days in August:
23.6 days - Average sunshine days in September:
22.1 days - Average sunshine days in October:
19.2 days - Average sunshine days in November:
17.5 days - Average sunshine days in December:
15.3 days
The month with the most sunshine days is July (25 days).
The month with the least sunshine days is February (14 days).
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).
Average cloud cover
Arlington, OR
The month with the most cloud cover is January (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 9).
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).
Arlington, Oregon, USA
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