December weather forecast
Lorella, OR

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Weather in December

December, the first month of the winter in Lorella, is also a wintry month, with temperature in the range of an average low of 25°F (-3.9°C) and an average high of 37.2°F (2.9°C).

Temperature

Lorella reaches its lowest average temperatures in December, measuring 37.2°F (2.9°C) at the peak and 25°F (-3.9°C) at the lowest.

Humidity

The average relative humidity in December is 82%.

Rainfall

The month with the most rainfall is December, when the rain falls for 10 days and typically aggregates up to 1.97" (50mm) of precipitation.

Snowfall

January through June, September through December are months with snowfall in Lorella. The month with the most snowfall is December, when snow falls for 13.4 days and typically aggregates up to 9.57" (243mm) of snow.

Daylight

December has the shortest days of the year in Lorella, with an average of 9h and 12min of daylight.
On the first day of the month, sunrise is at 7:14 am and sunset at 4:34 pm. On the last day of December, sunrise is at 7:33 am and sunset at 4:43 pm PST.

Sunshine

The average sunshine in December is 5.5h.

UV index

January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Lorella. A UV Index reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for average individuals.
Note: An average maximum UV index of 2 in December leads to these recommendations:
While sun exposure does not greatly affect most, individuals with fair skin, babies, and children always need vigilant safeguarding. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Mark this! Snow reflection can nearly double the UV radiation intensity from the Sun.
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Frequently asked questions

What is the coldest month in Lorella?

December, on average, is the coldest month in Lorella, registering a high temperature of 37.2°F (2.9°C) and a low of 25°F (-3.9°C).

How cold is it in Lorella in December?

During December, Lorella experiences an average high-temperature of 37.2°F (2.9°C) and a low-temperature of 25°F (-3.9°C). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which represents the influence of relative humidity on air temperature, in August is estimated at 82.4°F (28°C).

What is the average humidity in December in Lorella?

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

What is the rainiest month in Lorella?

December is the month with the most rainfall in Lorella. Rain falls for 10 days and accumulates 1.97" (50mm) of precipitation.

How many days does it rain in December in Lorella?

In Lorella, Oregon, during December, the rain falls for 10 days and regularly aggregates up to 1.97" (50mm) of precipitation.

What is the snowiest month in Lorella?

December is the month with the most snowfall in Lorella, Oregon. Snow falls for 13.4 days and accumulates 9.57" (243mm) of snow.

How many days does it snow in December in Lorella?

In Lorella, in December, during 13.4 snowfall days, 9.57" (243mm) of snow is typically accumulated.

What is the month with the shortest days in Lorella?

The month with the shortest days in Lorella, Oregon, is December, with an average of 9h and 12min of daylight.

What is the average length of the day in December in Lorella?

The average day length in December in Lorella, Oregon, is 9h and 10min.

What time are sunrise and sunset in December in Lorella?

In December, on the first day of the month, sunrise is at 7:14 am and sunset at 4:34 pm. On the last day of the month, in Lorella, Oregon, sunrise is at 7:33 am and sunset at 4:43 pm PST.

How many hours of sunshine does Lorella have in December?

In December, the average sunshine duration in Lorella, Oregon, is 5.5h.

When is the lowest UV index in Lorella?

January through March, 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 Lorella?

The average daily maximum UV index in December in Lorella is 2. A UV Index reading of 2, and below, represents a low health risk from unprotected exposure to 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
Lorella, OR

Average temperature in December - Lorella, OR
  • Average high temperature in December: 37.2°F

The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is December (37.2°F).

  • Average low temperature in December: 25°F

The month with the highest average low temperature is August (49.3°F).
The coldest month (with the lowest average low temperature) is December (25°F).

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Average pressure in December
Lorella, OR

Average pressure in December - Lorella, OR
  • Average pressure in December: 30.16"Hg

The month with the highest atmospheric pressure is January (30.18"Hg).
The months with the lowest atmospheric pressure are June, July and August (29.96"Hg).

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Average wind speed in December
Lorella, OR

Average wind speed in December - Lorella, OR
  • Average wind speed in December: 5.3mph

The windiest month (with the highest average wind speed) is March (6.5mph).
The calmest month (with the lowest average wind speed) is August (5mph).

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Average humidity in December
Lorella, OR

Average humidity in December - Lorella, 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 (47%).

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Average rainfall in December
Lorella, OR

Average rainfall in December - Lorella, OR
  • Average rainfall in December: 1.97"

The wettest month (with the highest rainfall) is December (1.97").
The driest month (with the least rainfall) is July (0.16").

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Average rainfall days in December
Lorella, OR

Average rainfall days in December - Lorella, OR
  • Average rainfall days in December: 10 days

The month with the highest number of rainy days is March (12.5 days).
The month with the least rainy days is August (3.1 days).

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Average snowfall in December
Lorella, OR

Average snowfall in December - Lorella, OR
  • Average snowfall in December: 9.57"

The month with the highest snowfall is December (9.57").
The months with the least snowfall are July and August (0").

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Average snowfall days in December
Lorella, OR

Average snowfall days in December - Lorella, OR
  • Average snowfall days in December: 13.4 days

The month with the highest number of snowfall days is December (13.4 days).
The months with the least snowfall days are July and August (0 days).

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

Average daylight in December / Average sunshine in December - Lorella, 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 3min

The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is January (Average sunshine: 5h and 24min).

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Average sunshine days in December
Lorella, OR

Average sunshine days in December - Lorella, OR
  • Average sunshine days in December: 14.7 days

The month with the most sunshine days is August (25.7 days).
The month with the least sunshine days is March (11.5 days).

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Average UV index in December
Lorella, OR

Average UV index in December - Lorella, 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).

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Average cloud cover in December
Lorella, OR

Average cloud cover in December - Lorella, OR
  • Average cloud cover in December: 44

The months with the most cloud cover are March and December (Cloud cover 44).
The months with the least cloud cover are July and August (Cloud cover 8).

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Average visibility in December
Lorella, OR

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

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

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Lorella, Oregon, USA

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