December weather forecastAzalea, OR

December

Weather in December

The first month of the winter, December, is also a frosty month in Azalea, Oregon, with temperature in the range of an average high of 45°F (7.2°C) and an average low of 31.3°F (-0.4°C).

Temperature

December, with its high-temperature average of 45°F (7.2°C) and a low-temperature average of 31.3°F (-0.4°C), is the coldest month.

Humidity

The months with the highest humidity are January, February and December, with an average relative humidity of 85%.

Rainfall

The months with the most rainfall are January and December, with an average 2.2" (56mm) of precipitation.

Snowfall

January through April, November and December are months with snowfall. In Azalea, in December, snow falls for 4.7 days, with typically accumulated 3.35" (85mm) of snow. Throughout the year, there are 23.3 snowfall days, and 17.17" (436mm) of snow is accumulated.

Daylight

December has the shortest days of the year, with an average of 9h and 6min of daylight.
On the first day of December, sunrise is at 7:24 am and sunset at 4:40 pm. On the last day of the month, sunrise is at 7:43 am and sunset at 4:49 pm PST.

Sunshine

With an average of 4.6h of sunshine, December has the least sunshine of the year.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Azalea. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for the average person.
Note: An average maximum UV index of 2 in December leads to these recommendations:
While most individuals can withstand prolonged sun exposure, it is imperative that babies, children, and those with sensitive skin always be shielded. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.
Updated: Aug 17, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Azalea's December weather, marked by an average high temperature of 45°F (7.2°C) and an average low temperature of 31.3°F (-0.4°C), is the coldest in the year.

December temperatures vary between a high-temperature of 45°F (7.2°C) and a low-temperature of 31.3°F (-0.4°C). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which combines air temperature and relative humidity, in August is estimated at 87.8°F (31°C).

The months with the highest humidity are January, February and December, with an average relative humidity of 85%.

In Azalea, Oregon, the average relative humidity in December is 85%.

The months with the most rainfall are January and December, with an average 2.2" (56mm) of precipitation.

In December, the rain falls for 11.5 days. Throughout December, 2.2" (56mm) of precipitation is accumulated.

In Azalea, in December, during 4.7 snowfall days, 3.35" (85mm) of snow is typically accumulated.

With an average of 9h and 6min of daylight, December has the shortest days of the year.

In Azalea, the average day length in December is 9h and 5min.

On the first day of December in Azalea, sunrise is at 7:24 am and sunset at 4:40 pm. On the last day of the month, sunrise is at 7:43 am and sunset at 4:49 pm PST.

December has the least sunshine of the year, with an average of 4.6h of sunshine.

In Azalea, the average sunshine duration in December is 4.6h.

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

In December, the average daily maximum UV index is 2. A UV Index value of 2, and less, symbolizes a minimal hazard to health from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average pressure
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Azalea, OR

  • Average high temperature in December: 45°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 (45°F).

  • Average low temperature in December: 31.3°F

The month with the highest average low temperature is August (49.6°F).
The coldest month (with the lowest average low temperature) is December (31.3°F).

Average pressure in December
Azalea, OR

  • Average pressure in December: 30.12"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 December
Azalea, OR

  • Average wind speed in December: 4mph

The windiest month (with the highest average wind speed) is January (4.1mph).
The calmest month (with the lowest average wind speed) is September (3.2mph).

Average humidity in December
Azalea, OR

  • Average humidity in December: 85%

The months with the highest relative humidity are January, February and December (85%).
The month with the lowest relative humidity is August (65%).

Average rainfall in December
Azalea, OR

  • Average rainfall in December: 2.2"

The wettest months (with the highest rainfall) are January and December (2.2").
The driest month (with the least rainfall) is July (0.08").

Average rainfall days in December
Azalea, OR

  • Average rainfall days in December: 11.5 days

The month with the highest number of rainy days is March (13.1 days).
The month with the least rainy days is August (2.1 days).

Average snowfall in December
Azalea, OR

  • Average snowfall in December: 3.35"

The month with the highest snowfall is February (5").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in December
Azalea, OR

  • Average snowfall days in December: 4.7 days

The month with the highest number of snowfall days is February (5.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

  • Average daylight in December: 9h and 6min

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in December: 4h and 36min

The months with the most sunshine are July and August (Average sunshine: 11h and 42min).
The month with the least sunshine is December (Average sunshine: 4h and 36min).

Average sunshine days in December
Azalea, OR

  • Average sunshine days in December: 16.1 days

The month with the most sunshine days is August (27.1 days).
The month with the least sunshine days is March (13.8 days).

Average UV index in December
Azalea, 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
Azalea, OR

  • Average cloud cover in December: 54

The month with the most cloud cover is March (Cloud cover 56).
The month with the least cloud cover is August (Cloud cover 18).

Average visibility in December
Azalea, OR

  • Average visibility in December: 4mi

The months with the highest visibility are June, July, August, September and October (5mi).
The months with the lowest visibility are January, February, March, April, May, November and December (4mi).