December weather forecast
Tangent, OR

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Weather in December

December, the first month of the winter in Tangent, is still a chilly month, with an average temperature varying between 34.5°F (1.4°C) and 45.5°F (7.5°C).

Temperature

December is the coldest month, with the temperature often reaching an average high of 45.5°F (7.5°C) and an average low of 34.5°F (1.4°C).

Humidity

February and December, with an average relative humidity of 87%, are the most humid months.

Rainfall

December is the month with the most rainfall. Rain falls for 18.5 days and accumulates 3.98" (101mm) of precipitation.

Snowfall

January through March, November and December are months with snowfall. In December, it is snowing for 0.5 days. Throughout December, 0.31" (8mm) of snow is accumulated. Throughout the year, there are 4.3 snowfall days, and 2.64" (67mm) of snow is accumulated.

Daylight

December has the shortest days of the year, with an average of 8h and 54min of daylight.
On the first day of the month, sunrise is at 7:29 am and sunset at 4:33 pm. On the last day of December, sunrise is at 7:48 am and sunset at 4:42 pm PST.

Sunshine

The average sunshine in December is 4.3h.

UV index

January, February, 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 vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: The daily maximum UV index of 2 in December interprets into the following advice:
While most people can stay under the sun for an hour without burning, children must always be guarded against sun exposure. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized. Be alert! Nearly double the UV rays from the Sun can be reflected by snow.

Frequently asked questions

What part of the year is the coldest?

Tangent's December weather reaches an average high of 45.5°F (7.5°C) and an average low of 34.5°F (1.4°C), making it the coldest month.

What is the average December temperature?

The average high-temperature, in December, in Tangent, is 45.5°F (7.5°C), while the average low-temperature is 34.5°F (1.4°C). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, in August is computed to be 86°F (30°C).

What is the most humid month?

The months with the highest humidity are February and December, with an average relative humidity of 87%.

What is the average humidity in December?

The average relative humidity in December in Tangent is 87%.

What is the rainiest month?

December is the month with the most rainfall in Tangent. Rain falls for 18.5 days and accumulates 3.98" (101mm) of precipitation.

How much does it rain in Tangent in December?

In Tangent, in December, during 18.5 rainfall days, 3.98" (101mm) of precipitation is typically accumulated.

How many days does it snow in December?

In Tangent, during December, snow falls for 0.5 days and regularly aggregates up to 0.31" (8mm) of snow.

What is the month with the shortest days?

With an average of 8h and 54min of daylight, December has the shortest days of the year.

How many hours of daylight does Tangent have in December?

The average day length in December is 8h and 53min.

When is the sunrise / sunset in December in Tangent?

In December, on the first day of the month, sunrise is at 7:29 am and sunset at 4:33 pm. On the last day of the month, sunrise is at 7:48 am and sunset at 4:42 pm PST.

How many hours of sunshine does Tangent have in December?

In Tangent, the average sunshine duration in December is 4.3h.

What is the month with the lowest UV index?

January, February, 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?

In Tangent, the average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's 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 December
Tangent, OR

Average temperature in December - Tangent, OR
  • Average high temperature in December: 45.5°F

The warmest month (with the highest average high temperature) is August (81.9°F).
The month with the lowest average high temperature is December (45.5°F).

  • Average low temperature in December: 34.5°F

The month with the highest average low temperature is August (52.9°F).
The coldest month (with the lowest average low temperature) is December (34.5°F).

Average pressure in December
Tangent, OR

Average pressure in December - Tangent, OR
  • Average pressure in December: 30.1"Hg

The month with the highest atmospheric pressure is January (30.11"Hg).
The months with the lowest atmospheric pressure are August and September (30.01"Hg).

Average wind speed in December
Tangent, OR

Average wind speed in December - Tangent, OR
  • Average wind speed in December: 4.9mph

The windiest month (with the highest average wind speed) is March (5.1mph).
The calmest month (with the lowest average wind speed) is August (4mph).

Average humidity in December
Tangent, OR

Average humidity in December - Tangent, OR
  • Average humidity in December: 87%

The months with the highest relative humidity are February and December (87%).
The month with the lowest relative humidity is August (66%).

Average rainfall in December
Tangent, OR

Average rainfall in December - Tangent, OR
  • Average rainfall in December: 3.98"

The wettest month (with the highest rainfall) is December (3.98").
The driest month (with the least rainfall) is July (0.24").

Average rainfall days in December
Tangent, OR

Average rainfall days in December - Tangent, OR
  • Average rainfall days in December: 18.5 days

The month with the highest number of rainy days is March (20 days).
The month with the least rainy days is August (3.9 days).

Average snowfall in December
Tangent, OR

Average snowfall in December - Tangent, OR
  • Average snowfall in December: 0.31"

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

Average snowfall days in December
Tangent, OR

Average snowfall days in December - Tangent, OR
  • Average snowfall days in December: 0.5 days

The month with the highest number of snowfall days is February (1.9 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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

Average daylight in December / Average sunshine in December - Tangent, OR
  • Average daylight in December: 8h and 5min

The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).

  • Average sunshine in December: 4h and 2min

The month with the most sunshine is August (Average sunshine: 11h and 6min).
The month with the least sunshine is February (Average sunshine: 4h and 6min).

Average sunshine days in December
Tangent, OR

Average sunshine days in December - Tangent, OR
  • Average sunshine days in December: 10.7 days

The month with the most sunshine days is July (25.7 days).
The month with the least sunshine days is February (9 days).

Average UV index in December
Tangent, OR

Average UV index in December - Tangent, 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, November and December (UV index 2).

Average cloud cover in December
Tangent, OR

Average cloud cover in December - Tangent, OR
  • Average cloud cover in December: 57

The month with the most cloud cover is February (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 21).

Average visibility in December
Tangent, OR

Average visibility in December - Tangent, OR
  • Average visibility in December: 5mi

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

Tangent, Oregon, USA

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