December weather forecast
Manning, OR

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Weather in December

The first month of the winter, December, is still a chilly month in Manning, Oregon, with temperature in the range of an average high of 43°F (6.1°C) and an average low of 33.1°F (0.6°C).

Temperature

In Manning, the lowest average temperatures are observed in December, with a high of 43°F (6.1°C) and a low of 33.1°F (0.6°C).

Humidity

February and December, with an average relative humidity of 88%, are the most humid months in Manning.

Rainfall

In Manning, in December, during 19.4 rainfall days, 5.39" (137mm) of precipitation is typically accumulated. Throughout the year, in Manning, there are 183.5 rainfall days, and 34.45" (875mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through March, November and December. In Manning, during December, snow falls for 0.7 days and regularly aggregates up to 0.43" (11mm) of snow. Throughout the year, in Manning, there are 7.1 snowfall days, and 4.69" (119mm) of snow is accumulated.

Daylight

The month with the shortest days in Manning is December, with an average of 8h and 48min of daylight.
On the first day of December in Manning, sunrise is at 7:33 am and sunset at 4:30 pm. On the last day of the month, sunrise is at 7:53 am and sunset at 4:38 pm PST.

Sunshine

The average sunshine in December is 3.6h.

UV index

In Manning, 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 for the average person.
Note: The maximum daily UV index of 2 in December converts into the following recommendations:
While sun exposure does not greatly affect most, individuals with fair skin, babies, and children always need vigilant safeguarding. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim. Attention! Nearly twice the Sun's UV radiation can be reflected by snow.
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Frequently asked questions

What month is the coldest in Manning?

The month of December, characterized by an average high of 43°F (6.1°C) and a low of 33.1°F (0.6°C), is recognized as the coldest in Manning.

How cold is December in Manning?

An average high-temperature, in December, in Manning, is 43°F (6.1°C) and the average low-temperature is 33.1°F (0.6°C).

What is the most humid month in Manning?

February and December, with an average relative humidity of 88%, are most humid months in Manning.

What is the average humidity in December in Manning?

The average relative humidity in December is 88%.

How many days does it rain in December in Manning?

In Manning, in December, it is raining for 19.4 days, with typically 5.39" (137mm) of accumulated precipitation.

How much does it snow in Manning in December?

In Manning, in December, snow falls for 0.7 days, with typically accumulated 0.43" (11mm) of snow.

What is the month with the shortest days in Manning?

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

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

The average day length in December is 8h and 46min.

What time are sunrise and sunset in December in Manning?

On the first day of December, sunrise is at 7:33 am and sunset at 4:30 pm. On the last day of the month, sunrise is at 7:53 am and sunset at 4:38 pm PST.

How many hours of sunshine does Manning have in December?

The average sunshine duration in December is 3.6h.

What is the UV index intensity in December in Manning?

The average daily maximum UV index in December in Manning, Oregon, is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from 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
Manning, OR

Average temperature in December - Manning, OR
  • Average high temperature in December: 43°F

The warmest month (with the highest average high temperature) is August (79.3°F).
The month with the lowest average high temperature is December (43°F).

  • Average low temperature in December: 33.1°F

The month with the highest average low temperature is August (53.2°F).
The coldest month (with the lowest average low temperature) is December (33.1°F).

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Average pressure in December
Manning, OR

Average pressure in December - Manning, OR
  • Average pressure in December: 30.09"Hg

The month with the highest atmospheric pressure is January (30.1"Hg).
The months with the lowest atmospheric pressure are August and September (30.01"Hg).

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Average wind speed in December
Manning, OR

Average wind speed in December - Manning, OR
  • Average wind speed in December: 4.5mph

The windiest month (with the highest average wind speed) is March (4.9mph).
The calmest month (with the lowest average wind speed) is August (4mph).

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Average humidity in December
Manning, OR

Average humidity in December - Manning, OR
  • Average humidity in December: 88%

The months with the highest relative humidity are February and December (88%).
The month with the lowest relative humidity is August (69%).

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Average rainfall in December
Manning, OR

Average rainfall in December - Manning, OR
  • Average rainfall in December: 5.39"

The wettest month (with the highest rainfall) is January (5.47").
The driest months (with the least rainfall) are July and August (0.47").

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Average rainfall days in December
Manning, OR

Average rainfall days in December - Manning, OR
  • Average rainfall days in December: 19.4 days

The month with the highest number of rainy days is March (21.4 days).
The month with the least rainy days is August (6.2 days).

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Average snowfall in December
Manning, OR

Average snowfall in December - Manning, OR
  • Average snowfall in December: 0.43"

The month with the highest snowfall is February (1.54").
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
Manning, OR

Average snowfall days in December - Manning, OR
  • Average snowfall days in December: 0.7 days

The month with the highest number of snowfall days is February (2.9 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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

Average daylight in December / Average sunshine in December - Manning, 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: 3h and 4min

The month with the most sunshine is August (Average sunshine: 10h and 24min).
The months with the least sunshine are January and February (Average sunshine: 3h and 30min).

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Average sunshine days in December
Manning, OR

Average sunshine days in December - Manning, OR
  • Average sunshine days in December: 10.1 days

The month with the most sunshine days is August (22 days).
The month with the least sunshine days is March (7.6 days).

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Average UV index in December
Manning, OR

Average UV index in December - Manning, OR
  • Average UV index in December: 2

The months with the highest UV index are June and July (UV index 5).
The month with the lowest UV index is November (UV index 1).

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Average cloud cover in December
Manning, OR

Average cloud cover in December - Manning, OR
  • Average cloud cover in December: 64

The month with the most cloud cover is February (Cloud cover 66).
The month with the least cloud cover is August (Cloud cover 28).

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Average visibility in December
Manning, OR

Average visibility in December - Manning, OR
  • Average visibility in December: 4mi

The months with the highest visibility are July and August (6mi).
The months with the lowest visibility are January, February, March, November and December (4mi).

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Manning, Oregon, USA

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