December weather forecast
Ashland, OR

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The fall foliage beauty over the city of Ashland in Oregon
The fall foliage beauty over the city of Ashland in Oregon

Weather in December

December in Ashland, Oregon, brings back winter temperatures with average high temperatures dropping to 42.4°F (5.8°C) and low temperatures sinking to 28°F (-2.2°C). The city experiences the highest rainfall of the year at 3.46" (88mm), and snowfall reappears, averaging 4.17" (106mm) for the month. With daylight hours at their lowest at 9.2, and less intense sun rays indicated by a UV index of 2, December stands out as an introduction to colder weather, increased rainfall, and shorter daylight periods compared to November.

Temperature

December is the coldest month, exhibiting average temperatures of 42.4°F (5.8°C) at the peak and 28°F (-2.2°C) at the base.

Humidity

In December, the average relative humidity is 82%.

Rainfall

The month with the most rainfall is December, when the rain falls for 14.1 days and typically aggregates up to 3.46" (88mm) of precipitation.

Snowfall

Months with snowfall are January through May, November and December. In Ashland, during December, snow falls for 6.8 days and regularly aggregates up to 4.17" (106mm) of snow. Throughout the year, there are 30.6 snowfall days, and 24.72" (628mm) of snow is accumulated.

Daylight

December has the shortest days of the year, with an average of 9h and 12min of daylight.
On the first day of the month, sunrise is at 7:20 am and sunset at 4:39 pm. On the last day of December, sunrise is at 7:39 am and sunset at 4:49 pm PST.

Sunshine

The months with the least sunshine are January and December, with an average of 5.4h of sunshine.

UV index

January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for the average person.
Note: In December, the maximum UV index of 2 translates into these guidelines:
While extended sun exposure does not significantly affect most people, those with sensitive skin, children, and infants should always be protected. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.

Frequently asked questions

What part of the year is the coldest?

December, known for its average high temperature of 42.4°F (5.8°C) and an average low temperature of 28°F (-2.2°C), is the coldest month.

Is December cold?

December temperatures vary between a high-temperature of 42.4°F (5.8°C) and a low-temperature of 28°F (-2.2°C). In August, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which factors the actual air temperature with the relative humidity, is calculated to be 86°F (30°C).

What is the average humidity in December?

In Ashland, Oregon, the average relative humidity in December is 82%.

What is the rainiest month?

December is the month with the most rainfall. Rain falls for 14.1 days and accumulates 3.46" (88mm) of precipitation.

How many days does it rain in December?

In December, the rain falls for 14.1 days. Throughout December, 3.46" (88mm) of precipitation is accumulated.

How much does it snow in December?

In Ashland, in December, during 6.8 snowfall days, 4.17" (106mm) of snow is typically accumulated.

What is the month with the shortest days in Ashland?

December has the shortest days of the year, with an average of 9h and 12min of daylight.

What is the average length of the day in December?

In Ashland, the average day length in December is 9h and 10min.

When are sunrise and sunset in December?

On the first day of December, sunrise is at 7:20 am and sunset at 4:39 pm. On the last day of the month, sunrise is at 7:39 am and sunset at 4:49 pm PST.

What is the month with the least sunshine?

The months with the least sunshine are January and December, with an average of 5.4h of sunshine.

How many hours of sunshine does Ashland have in December?

In Ashland, the average sunshine duration in December is 5.4h.

What are the months with the lowest UV index?

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

How high is the UV index in December?

The average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes a low health risk 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 December
Ashland, OR

Average temperature in December - Ashland, OR
  • Average high temperature in December: 42.4°F

The warmest month (with the highest average high temperature) is August (83.7°F).
The month with the lowest average high temperature is December (42.4°F).

  • Average low temperature in December: 28°F

The months with the highest average low temperature are July and August (48.7°F).
The coldest month (with the lowest average low temperature) is December (28°F).

Average pressure in December
Ashland, OR

Average pressure in December - Ashland, OR
  • Average pressure in December: 30.14"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is August (29.97"Hg).

Average wind speed in December
Ashland, OR

Average wind speed in December - Ashland, OR
  • Average wind speed in December: 4.8mph

The windiest month (with the highest average wind speed) is January (5mph).
The calmest month (with the lowest average wind speed) is August (3.7mph).

Average humidity in December
Ashland, OR

Average humidity in December - Ashland, OR
  • Average humidity in December: 82%

The month with the highest relative humidity is January (83%).
The month with the lowest relative humidity is August (57%).

Average rainfall in December
Ashland, OR

Average rainfall in December - Ashland, OR
  • Average rainfall in December: 3.46"

The wettest month (with the highest rainfall) is December (3.46").
The driest month (with the least rainfall) is July (0.24").

Average rainfall days in December
Ashland, OR

Average rainfall days in December - Ashland, OR
  • Average rainfall days in December: 14.1 days

The month with the highest number of rainy days is March (18.3 days).
The month with the least rainy days is August (3.9 days).

Average snowfall in December
Ashland, OR

Average snowfall in December - Ashland, OR
  • Average snowfall in December: 4.17"

The month with the highest snowfall is February (8.19").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days in December
Ashland, OR

Average snowfall days in December - Ashland, OR
  • Average snowfall days in December: 6.8 days

The month with the highest number of snowfall days is February (7 days).
The months with the least snowfall days are June, July and August (0 days).

Average daylight in December /
Average sunshine in December
Ashland, OR

Average daylight in December / Average sunshine in December - Ashland, OR
  • Average daylight in December: 9h and 1min

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 December: 5h and 2min

The month with the most sunshine is July (Average sunshine: 12h and 0min).
The months with the least sunshine are January and December (Average sunshine: 5h and 24min).

Average sunshine days in December
Ashland, OR

Average sunshine days in December - Ashland, OR
  • Average sunshine days in December: 11.8 days

The month with the most sunshine days is August (24.9 days).
The month with the least sunshine days is March (9.4 days).

Average UV index in December
Ashland, OR

Average UV index in December - Ashland, OR
  • Average UV index in December: 2

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

Average cloud cover in December
Ashland, OR

Average cloud cover in December - Ashland, OR
  • Average cloud cover in December: 47

The month with the most cloud cover is March (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 11).

Average visibility in December
Ashland, OR

Average visibility in December - Ashland, OR
  • Average visibility in December: 4mi

The months with the highest visibility are June, July, August, September and October (6mi).
The month with the lowest visibility is December (4mi).

Ashland, Oregon, USA

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