December weather forecastBeulah, OR

December

Weather in December

The first month of the winter, December, is still a freezing cold month in Beulah, Oregon, with temperature in the range of an average high of 31.8°F (-0.1°C) and an average low of 19.4°F (-7°C).

Temperature

The coldest time of the year is December, with temperatures averaging a high of 31.8°F (-0.1°C) and a low of 19.4°F (-7°C).

Humidity

The average relative humidity in December is 83%.

Rainfall

December is the month with the most rainfall. Rain falls for 9.3 days and accumulates 1.77" (45mm) of precipitation.

Snowfall

Months with snowfall are January through May, November and December. December is the month with the most snowfall. Snow falls for 13.1 days and accumulates 9.13" (232mm) of snow.

Daylight

The month with the shortest days in Beulah is December, with an average of 9h and 0min of daylight.
On the first day of the month, sunrise is at 8:07 am and sunset at 5:16 pm. On the last day of December, sunrise is at 8:26 am and sunset at 5:25 pm MST.

Sunshine

The month with the least sunshine is December, with an average of 5.1h of sunshine.

UV index

The months with the lowest UV index in Beulah are January through March, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for ordinary individuals.
Note: The UV index of 2 during December leads to these advisories:
Long-term sun exposure is typically not a concern for most. However, those with sensitive skin, infants, and children must always have protection. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Notice! The UV radiation of the Sun can be intensified nearly twofold due to the reflective quality of snow.
Updated: Aug 24, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Beulah's coldest month, December, registers temperatures that range from a high of 31.8°F (-0.1°C) to a low of 19.4°F (-7°C).

The high-temperature, in December, in Beulah, is 31.8°F (-0.1°C), while the low-temperature averages to 19.4°F (-7°C).

The average relative humidity in December is 83%.

The month with the most rainfall is December, when the rain falls for 9.3 days and typically aggregates up to 1.77" (45mm) of precipitation.

In Beulah, in December, it is raining for 9.3 days, with typically 1.77" (45mm) of accumulated precipitation.

The month with the most snowfall is December, when snow falls for 13.1 days and typically aggregates up to 9.13" (232mm) of snow.

In Beulah, during December, snow falls for 13.1 days and regularly aggregates up to 9.13" (232mm) of snow.

The month with the shortest days is December, with an average of 9h and 0min of daylight.

In December, the average day length is 8h and 58min.

In December, on the first day of the month, sunrise is at 8:07 am and sunset at 5:16 pm. On the last day of the month, sunrise is at 8:26 am and sunset at 5:25 pm MST.

With an average of 5.1h of sunshine, December has the least sunshine of the year.

In December, the average sunshine duration is 5.1h.

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

In Beulah, the average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a low health threat 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
Beulah, OR

  • Average high temperature in December: 31.8°F

The warmest month (with the highest average high temperature) is July (85.3°F).
The month with the lowest average high temperature is December (31.8°F).

  • Average low temperature in December: 19.4°F

The month with the highest average low temperature is August (59°F).
The coldest month (with the lowest average low temperature) is January (19.2°F).

Average pressure in December
Beulah, OR

  • Average pressure in December: 30.2"Hg

The month with the highest atmospheric pressure is January (30.23"Hg).
The months with the lowest atmospheric pressure are June and August (29.93"Hg).

Average wind speed in December
Beulah, OR

  • Average wind speed in December: 5.4mph

The windiest month (with the highest average wind speed) is April (7.8mph).
The calmest month (with the lowest average wind speed) is January (5mph).

Average humidity in December
Beulah, OR

  • Average humidity in December: 83%

The month with the highest relative humidity is January (85%).
The months with the lowest relative humidity are July and August (31%).

Average rainfall in December
Beulah, OR

  • Average rainfall in December: 1.77"

The wettest month (with the highest rainfall) is December (1.77").
The driest month (with the least rainfall) is July (0.12").

Average rainfall days in December
Beulah, OR

  • Average rainfall days in December: 9.3 days

The month with the highest number of rainy days is March (15.3 days).
The month with the least rainy days is July (3.4 days).

Average snowfall in December
Beulah, OR

  • Average snowfall in December: 9.13"

The month with the highest snowfall is December (9.13").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days in December
Beulah, OR

  • Average snowfall days in December: 13.1 days

The month with the highest number of snowfall days is December (13.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

  • Average daylight in December: 9h and 0min

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in December: 5h and 6min

The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 6min).

Average sunshine days in December
Beulah, OR

  • Average sunshine days in December: 14.8 days

The month with the most sunshine days is July (25.3 days).
The month with the least sunshine days is March (11.5 days).

Average UV index in December
Beulah, OR

  • Average UV index in December: 2

The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

Average cloud cover in December
Beulah, OR

  • Average cloud cover in December: 47

The months with the most cloud cover are January and December (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 8).

Average visibility in December
Beulah, 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 month with the lowest visibility is January (4mi).