January weather forecast
Cave Junction, OR

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Weather in January

January is the coldest month in Cave Junction, with average high and low temperatures of 47.8°F (8.8°C) and 32.5°F (0.3°C) respectively. Winter is in full swing, making this a frosty start to the year. The city gets enveloped in heavy cloud cover, touching 49%, and sees a relative humidity of 85%. Noticeably, January is the second-highest rainfall month yielding 3.98" (101mm) of rain over 15.3 days. Snow showers add to the winter charm with 1.34" (34mm) of snowfall, leading to crisp, cold days.

Temperature

Cave Junction's average high-temperature in January sits at a still chilly 47.8°F (8.8°C), showing little difference from the previous month. Nightly temperatures drop to an average low of 32.5°F (0.3°C) in January.

Humidity

The most humid month is January, with an average relative humidity of 85%.

Rainfall

In January, the rain falls for 15.3 days. Throughout January, 3.98" (101mm) of precipitation is accumulated. In Cave Junction, during the entire year, the rain falls for 135.3 days and collects up to 23.54" (598mm) of precipitation.

Snowfall

January through April, November and December are months with snowfall. In Cave Junction, during January, snow falls for 1.3 days and regularly aggregates up to 1.34" (34mm) of snow. Throughout the year, in Cave Junction, there are 7.9 snowfall days, and 5.12" (130mm) of snow is accumulated.

Daylight

In Cave Junction, Oregon, the average length of the day in January is 9h and 31min.
On the first day of January, sunrise is at 7:43 am and sunset at 4:53 pm. On the last day of the month, sunrise is at 7:28 am and sunset at 5:27 pm PST.

Sunshine

In January, the average sunshine is 4.9h.

UV index

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: A maximum high daily UV index of 2 during January translates into the following directions:
Although prolonged sun exposure does not typically bother most people, children, babies, and those with sensitive skin should always have protection. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Be advised! The UV radiation from the Sun can be almost doubled due to the reflective properties of snow.

Frequently asked questions

What are January temperatures in Cave Junction?

The average high-temperature and low-temperature during January are 47.8°F (8.8°C) and 32.5°F (0.3°C) respectively.

What is the most humid month in Cave Junction?

The most humid month is January, with an average relative humidity of 85%.

What is the average humidity in January?

In January, the average relative humidity is 85%.

How much does it rain in January?

In Cave Junction, during January, the rain falls for 15.3 days and regularly aggregates up to 3.98" (101mm) of precipitation.

How much does it snow in January?

In Cave Junction, in January, during 1.3 snowfall days, 1.34" (34mm) of snow is typically accumulated.

What is the average length of the day in January?

In January, the average day length in Cave Junction is 9h and 31min.

What time are sunrise and sunset in January?

In January, on the first day of the month, sunrise is at 7:43 am and sunset at 4:53 pm. On the last day of the month, sunrise is at 7:28 am and sunset at 5:27 pm PST.

How long on average sun shines in January?

The average sunshine duration in January is 4.9h.

When is 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.

How high is the UV index in January?

In Cave Junction, the average daily maximum UV index in January is 2. A UV Index of 2, and less, symbolizes a minimal hazard to health from unprotected exposure to UV radiation.
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
Cave Junction, OR

Average temperature in January - Cave Junction, OR
  • Average high temperature in January: 47.8°F

The warmest month (with the highest average high temperature) is August (84.7°F).
The month with the lowest average high temperature is December (46°F).

  • Average low temperature in January: 32.5°F

The month with the highest average low temperature is August (49.1°F).
The coldest month (with the lowest average low temperature) is December (31.5°F).

Average pressure in January
Cave Junction, OR

Average pressure in January - Cave Junction, OR
  • Average pressure in January: 30.13"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is August (29.99"Hg).

Average wind speed in January
Cave Junction, OR

Average wind speed in January - Cave Junction, OR
  • Average wind speed in January: 3.9mph

The windiest month (with the highest average wind speed) is March (4mph).
The calmest month (with the lowest average wind speed) is August (3.2mph).

Average humidity in January
Cave Junction, OR

Average humidity in January - Cave Junction, OR
  • Average humidity in January: 85%

The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is August (63%).

Average rainfall in January
Cave Junction, OR

Average rainfall in January - Cave Junction, OR
  • Average rainfall in January: 3.98"

The wettest month (with the highest rainfall) is December (4.02").
The driest month (with the least rainfall) is July (0.12").

Average rainfall days in January
Cave Junction, OR

Average rainfall days in January - Cave Junction, OR
  • Average rainfall days in January: 15.3 days

The month with the highest number of rainy days is March (18.7 days).
The month with the least rainy days is August (2.5 days).

Average snowfall in January
Cave Junction, OR

Average snowfall in January - Cave Junction, OR
  • Average snowfall in January: 1.34"

The month with the highest snowfall is February (1.5").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in January
Cave Junction, OR

Average snowfall days in January - Cave Junction, OR
  • Average snowfall days in January: 1.3 days

The month with the highest number of snowfall days is February (2.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in January /
Average sunshine in January
Cave Junction, OR

Average daylight in January / Average sunshine in January - Cave Junction, OR
  • Average daylight in January: 9h and 3min

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in January: 4h and 5min

The months with the most sunshine are July and August (Average sunshine: 11h and 48min).
The month with the least sunshine is December (Average sunshine: 4h and 42min).

Average sunshine days in January
Cave Junction, OR

Average sunshine days in January - Cave Junction, OR
  • Average sunshine days in January: 14.7 days

The month with the most sunshine days is July (26.7 days).
The month with the least sunshine days is March (10.8 days).

Average UV index in January
Cave Junction, OR

Average UV index in January - Cave Junction, OR
  • Average UV index in January: 2

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 cloud cover in January
Cave Junction, OR

Average cloud cover in January - Cave Junction, OR
  • Average cloud cover in January: 49

The month with the most cloud cover is March (Cloud cover 54).
The month with the least cloud cover is August (Cloud cover 16).

Average visibility in January
Cave Junction, OR

Average visibility in January - Cave Junction, OR
  • Average visibility in January: 4mi

The month with the highest visibility is August (6mi).
The months with the lowest visibility are January, February, March, April and December (4mi).

Cave Junction, Oregon, USA

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