January weather forecast
Arch Cape, OR

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Weather in January

January, like December, is a frosty winter month in Arch Cape, Oregon, with an average temperature varying between 41.2°F (5.1°C) and 47.8°F (8.8°C).

Temperature

In the transition from December to January, Arch Cape reports an average high-temperature of a still chilly 47.8°F (8.8°C), indicating a close resemblance to the prior month. Registering an almost steady temperature, Arch Cape's nights in January see an average low of 41.2°F (5.1°C).

Humidity

The months with the lowest humidity are January, March through May, October and December, with an average relative humidity of 81%.

Rainfall

In Arch Cape, in January, during 19.4 rainfall days, 6.26" (159mm) of precipitation is typically accumulated. In Arch Cape, during the entire year, the rain falls for 185.6 days and collects up to 39.8" (1011mm) of precipitation.

Snowfall

January through March and December are months with snowfall. In Arch Cape, in January, snow falls for 0.5 days, with typically accumulated 0.51" (13mm) of snow. Throughout the year, there are 2.8 snowfall days, and 1.3" (33mm) of snow is accumulated.

Daylight

In Arch Cape, the average length of the day in January is 9h and 10min.
On the first day of January in Arch Cape, sunrise is at 7:56 am and sunset at 4:41 pm. On the last day of the month, sunrise is at 7:38 am and sunset at 5:19 pm PST.

Sunshine

January and February, with an average of 3.9h of sunshine, are months with the least sunshine in Arch Cape.

UV index

In Arch Cape, the average daily maximum UV index in January is 3. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for average individuals.
Note: The maximum daily UV index of 3 in January interprets into the following recommendations:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. Take warning! The intensity of the Sun's UV radiation can be nearly amplified twice due to snow reflection.
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Frequently asked questions

What is the average January temperature in Arch Cape?

During January, Arch Cape experiences an average high-temperature of 47.8°F (8.8°C) and a low-temperature of 41.2°F (5.1°C).

What is the least humid month in Arch Cape?

The months with the lowest humidity in Arch Cape, Oregon, are January, March through May, October and December, with an average relative humidity of 81%.

What is the average humidity in January in Arch Cape?

In January, the average relative humidity in Arch Cape, Oregon, is 81%.

How many days does it rain in January in Arch Cape?

In Arch Cape, during January, the rain falls for 19.4 days and regularly aggregates up to 6.26" (159mm) of precipitation.

How much does it snow in Arch Cape in January?

In January, it is snowing for 0.5 days. Throughout January, 0.51" (13mm) of snow is accumulated.

How many hours of daylight does Arch Cape have in January?

In Arch Cape, the average day length in January is 9h and 10min.

What time are sunrise and sunset in January in Arch Cape?

On the first day of January, sunrise is at 7:56 am and sunset at 4:41 pm. On the last day of the month, sunrise is at 7:38 am and sunset at 5:19 pm PST.

What are the months with the least sunshine in Arch Cape?

January and February, with an average of 3.9h of sunshine, are months with the least sunshine in Arch Cape, Oregon.

How long on average sun shines in January in Arch Cape?

In Arch Cape, Oregon, the average sunshine duration in January is 3.9h.

What is the UV index intensity in January in Arch Cape?

In January, the average daily maximum UV index in Arch Cape is 3. A UV Index of 3 to 5 symbolizes a medium hazard to health from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
Arch Cape, OR

Average temperature in January - Arch Cape, OR
  • Average high temperature in January: 47.8°F

The warmest month (with the highest average high temperature) is August (65.5°F).
The month with the lowest average high temperature is December (46.6°F).

  • Average low temperature in January: 41.2°F

The month with the highest average low temperature is August (55°F).
The coldest month (with the lowest average low temperature) is December (40.5°F).

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Average pressure in January
Arch Cape, OR

Average pressure in January - Arch Cape, OR
  • Average pressure in January: 30.08"Hg

The month with the highest atmospheric pressure is January (30.08"Hg).
The months with the lowest atmospheric pressure are March and September (30.02"Hg).

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Average wind speed in January
Arch Cape, OR

Average wind speed in January - Arch Cape, OR
  • Average wind speed in January: 10.9mph

The windiest month (with the highest average wind speed) is January (10.9mph).
The calmest month (with the lowest average wind speed) is August (6.3mph).

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Average humidity in January
Arch Cape, OR

Average humidity in January - Arch Cape, OR
  • Average humidity in January: 81%

The month with the highest relative humidity is August (84%).
The months with the lowest relative humidity are January, March, April, May, October and December (81%).

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Average rainfall in January
Arch Cape, OR

Average rainfall in January - Arch Cape, OR
  • Average rainfall in January: 6.26"

The wettest month (with the highest rainfall) is December (6.54").
The driest months (with the least rainfall) are July and August (0.47").

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Average rainfall days in January
Arch Cape, OR

Average rainfall days in January - Arch Cape, OR
  • Average rainfall days in January: 19.4 days

The month with the highest number of rainy days is March (20.8 days).
The months with the least rainy days are July and August (7.3 days).

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Average snowfall in January
Arch Cape, OR

Average snowfall in January - Arch Cape, OR
  • Average snowfall in January: 0.51"

The month with the highest snowfall is February (0.59").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

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Average snowfall days in January
Arch Cape, OR

Average snowfall days in January - Arch Cape, OR
  • Average snowfall days in January: 0.5 days

The month with the highest number of snowfall days is February (1.3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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Average daylight in January /
Average sunshine in January
Arch Cape, OR

Average daylight in January / Average sunshine in January - Arch Cape, OR
  • Average daylight in January: 9h and 1min

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 42min).

  • Average sunshine in January: 3h and 5min

The month with the most sunshine is August (Average sunshine: 10h and 0min).
The months with the least sunshine are January and February (Average sunshine: 3h and 54min).

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Average sunshine days in January
Arch Cape, OR

Average sunshine days in January - Arch Cape, OR
  • Average sunshine days in January: 10.3 days

The month with the most sunshine days is August (21.2 days).
The month with the least sunshine days is February (7.5 days).

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Average UV index in January
Arch Cape, OR

Average UV index in January - Arch Cape, OR
  • Average UV index in January: 3

The months with the highest UV index are May, June, July, August and September (UV index 4).
The months with the lowest UV index are February, November and December (UV index 2).

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Average cloud cover in January
Arch Cape, OR

Average cloud cover in January - Arch Cape, OR
  • Average cloud cover in January: 59

The months with the most cloud cover are January and February (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 35).

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Average visibility in January
Arch Cape, OR

Average visibility in January - Arch Cape, OR
  • Average visibility in January: 6mi

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

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Arch Cape, Oregon, USA

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