December weather forecast
Celilo Village, OR

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Weather in December

The first month of the winter, December, is also a wintry month in Celilo Village, Oregon, with an average temperature fluctuating between 37.4°F (3°C) and 27°F (-2.8°C).

Temperature

Celilo Village's coldest weather arrives in December, when temperatures average a high of 37.4°F (3°C) and a low of 27°F (-2.8°C).

Humidity

In Celilo Village, Oregon, the average relative humidity in December is 83%.

Rainfall

In Celilo Village, in December, it is raining for 12.6 days, with typically 1.73" (44mm) of accumulated precipitation. In Celilo Village, during the entire year, the rain falls for 112.2 days and collects up to 10.91" (277mm) of precipitation.

Snowfall

Months with snowfall in Celilo Village, Oregon, are January through March, November and December. In Celilo Village, during December, snow falls for 3.9 days and regularly aggregates up to 2.09" (53mm) of snow. Throughout the year, in Celilo Village, there are 12.6 snowfall days, and 7.6" (193mm) of snow is accumulated.

Daylight

December has the shortest days of the year in Celilo Village, with an average of 8h and 48min of daylight.
On the first day of December in Celilo Village, Oregon, sunrise is at 7:24 am and sunset at 4:21 pm. On the last day of the month, sunrise is at 7:44 am and sunset at 4:30 pm PST.

Sunshine

In Celilo Village, the average sunshine in December is 5.1h.

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 value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for average individuals.
Note: In December, the maximum UV index of 2 suggests these recommendations:
While most can endure approximately an hour in the sun without burning, children always require protection from sunlight. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
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Frequently asked questions

What is the coldest month in Celilo Village?

December stands out as Celilo Village's coldest month, with an average high-temperature of 37.4°F (3°C) and a low-temperature of 27°F (-2.8°C).

How cold is December in Celilo Village?

Celilo Village in December has an average high-temperature of 37.4°F (3°C) and an average low-temperature of 27°F (-2.8°C). In August, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which combines air temperature and relative humidity, is estimated at 84.2°F (29°C).

What is the average humidity in December in Celilo Village?

The average relative humidity in December in Celilo Village, Oregon, is 83%.

How much does it rain in Celilo Village in December?

In Celilo Village, during December, the rain falls for 12.6 days and regularly aggregates up to 1.73" (44mm) of precipitation.

How many days does it snow in December in Celilo Village?

In Celilo Village, in December, snow falls for 3.9 days, with typically accumulated 2.09" (53mm) of snow.

What is the month with the shortest days in Celilo Village?

The month with the shortest days in Celilo Village, Oregon, is December, with an average of 8h and 48min of daylight.

How many hours of daylight does Celilo Village have in December?

In Celilo Village, Oregon, the average day length in December is 8h and 46min.

When are sunrise and sunset in December in Celilo Village?

On the first day of December in Celilo Village, Oregon, sunrise is at 7:24 am and sunset at 4:21 pm. On the last day of the month, sunrise is at 7:44 am and sunset at 4:30 pm PST.

How many hours of sunshine does Celilo Village have in December?

In Celilo Village, the average sunshine duration in December is 5.1h.

What is the month with the lowest UV index in Celilo Village?

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

What is the UV index reading in December in Celilo Village?

The average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a low health threat 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
Celilo Village, OR

Average temperature in December - Celilo Village, OR
  • Average high temperature in December: 37.4°F

The warmest month (with the highest average high temperature) is July (83.5°F).
The month with the lowest average high temperature is December (37.4°F).

  • Average low temperature in December: 27°F

The month with the highest average low temperature is August (57.9°F).
The coldest month (with the lowest average low temperature) is December (27°F).

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Average pressure in December
Celilo Village, OR

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

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is August (29.95"Hg).

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Average wind speed in December
Celilo Village, OR

Average wind speed in December - Celilo Village, OR
  • Average wind speed in December: 5mph

The windiest month (with the highest average wind speed) is June (7.9mph).
The calmest months (with the lowest average wind speed) are January and December (5mph).

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Average humidity in December
Celilo Village, OR

Average humidity in December - Celilo Village, OR
  • Average humidity in December: 83%

The month with the highest relative humidity is January (84%).
The month with the lowest relative humidity is August (46%).

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Average rainfall in December
Celilo Village, OR

Average rainfall in December - Celilo Village, OR
  • Average rainfall in December: 1.73"

The wettest month (with the highest rainfall) is January (1.93").
The driest month (with the least rainfall) is July (0.12").

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Average rainfall days in December
Celilo Village, OR

Average rainfall days in December - Celilo Village, OR
  • Average rainfall days in December: 12.6 days

The month with the highest number of rainy days is March (14.3 days).
The month with the least rainy days is July (2.9 days).

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Average snowfall in December
Celilo Village, OR

Average snowfall in December - Celilo Village, OR
  • Average snowfall in December: 2.09"

The month with the highest snowfall is February (2.87").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in December
Celilo Village, OR

Average snowfall days in December - Celilo Village, OR
  • Average snowfall days in December: 3.9 days

The months with the highest number of snowfall days are February and December (3.9 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 December /
Average sunshine in December
Celilo Village, OR

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

The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).

  • Average sunshine in December: 5h and 1min

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 0min).

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Average sunshine days in December
Celilo Village, OR

Average sunshine days in December - Celilo Village, OR
  • Average sunshine days in December: 13.8 days

The month with the most sunshine days is July (27 days).
The month with the least sunshine days is February (12.3 days).

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Average UV index in December
Celilo Village, OR

Average UV index in December - Celilo Village, 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).

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Average cloud cover in December
Celilo Village, OR

Average cloud cover in December - Celilo Village, OR
  • Average cloud cover in December: 46

The month with the most cloud cover is January (Cloud cover 49).
The months with the least cloud cover are July and August (Cloud cover 9).

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Average visibility in December
Celilo Village, OR

Average visibility in December - Celilo Village, OR
  • Average visibility in December: 5mi

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

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Celilo Village, Oregon, USA

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