December weather forecast
Marion Center, PA

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Weather in December

The first month of the winter, December, is also an icy month in Marion Center, Pennsylvania, with an average temperature varying between 37.4°F (3°C) and 27°F (-2.8°C).

Temperature

In Marion Center, the beginning of December is marked by a lowered average high-temperature, shifting from November's chilly 47.1°F (8.4°C) to a cold 37.4°F (3°C). During December, the average low-temperature in Marion Center is a subzero cold 27°F (-2.8°C).

Humidity

In Marion Center, the average relative humidity in December is 85%.

Rainfall

In Marion Center, in December, it is raining for 11.9 days, with typically 2.76" (70mm) of accumulated precipitation. In Marion Center, during the entire year, the rain falls for 183.5 days and collects up to 33.46" (850mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall in Marion Center, Pennsylvania. In Marion Center, in December, during 13.1 snowfall days, 5.67" (144mm) of snow is typically accumulated. In Marion Center, during the entire year, snow falls for 67.3 days and aggregates up to 28.62" (727mm) of snow.

Daylight

The month with the shortest days in Marion Center, Pennsylvania, is December, with an average of 9h and 18min of daylight.
On the first day of the month, sunrise is at 7:21 am and sunset at 4:49 pm. On the last day of December, sunrise is at 7:40 am and sunset at 4:58 pm EST.

Sunshine

In Marion Center, the average sunshine in December is 3.2h.

UV index

December is the month with the lowest UV index in Marion Center, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a low health risk from unsafe exposure to UV radiation for the average person.
Note: An average maximum UV index of 1 in December leads to these recommendations:
Children must always have sun protection, unlike most people, who can tolerate up to an hour in the sun without any burns. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades. Take warning! The intensity of the Sun's UV radiation can be nearly amplified twice due to snow reflection.
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Frequently asked questions

How cold is December in Marion Center?

In Marion Center, in December, the average high-temperature is 37.4°F (3°C), and the average low-temperature is 27°F (-2.8°C). In July, the average heat index (a.k.a. 'feels like', 'real feel'), which factors the actual air temperature with the relative humidity, is calculated to be 86°F (30°C).

What is the average humidity in December in Marion Center?

In December, the average relative humidity is 85%.

How much does it rain in Marion Center in December?

In December, in Marion Center, the rain falls for 11.9 days. Throughout December, 2.76" (70mm) of precipitation is accumulated.

How many days does it snow in December in Marion Center?

In Marion Center, Pennsylvania, in December, snow falls for 13.1 days, with typically accumulated 5.67" (144mm) of snow.

What is the month with the shortest days in Marion Center?

With an average of 9h and 18min of daylight, December has the shortest days of the year in Marion Center.

What is the average length of the day in December in Marion Center?

In Marion Center, the average day length in December is 9h and 19min.

What time are sunrise and sunset in December in Marion Center?

On the first day of December in Marion Center, Pennsylvania, sunrise is at 7:21 am and sunset at 4:49 pm. On the last day of the month, sunrise is at 7:40 am and sunset at 4:58 pm EST.

How many hours of sunshine does Marion Center have in December?

In December, the average sunshine duration is 3.2h.

When is the lowest UV index in Marion Center?

With an average maximum UV index of 1, December is the month with the lowest UV index in Marion Center.

What is the UV index intensity in December in Marion Center?

The average daily maximum UV index in December in Marion Center is 1. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's 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
Marion Center, PA

Average temperature in December - Marion Center, PA
  • Average high temperature in December: 37.4°F

The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (31.3°F).

  • Average low temperature in December: 27°F

The month with the highest average low temperature is July (59.4°F).
The coldest month (with the lowest average low temperature) is January (19°F).

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Average pressure in December
Marion Center, PA

Average pressure in December - Marion Center, PA
  • Average pressure in December: 30.1"Hg

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

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Average wind speed in December
Marion Center, PA

Average wind speed in December - Marion Center, PA
  • Average wind speed in December: 8.8mph

The windiest month (with the highest average wind speed) is January (9.3mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

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Average humidity in December
Marion Center, PA

Average humidity in December - Marion Center, PA
  • Average humidity in December: 85%

The month with the highest relative humidity is February (87%).
The months with the lowest relative humidity are April, June, July and August (78%).

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Average rainfall in December
Marion Center, PA

Average rainfall in December - Marion Center, PA
  • Average rainfall in December: 2.76"

The wettest month (with the highest rainfall) is May (3.62").
The driest month (with the least rainfall) is November (1.93").

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Average rainfall days in December
Marion Center, PA

Average rainfall days in December - Marion Center, PA
  • Average rainfall days in December: 11.9 days

The month with the highest number of rainy days is May (21.5 days).
The month with the least rainy days is January (9.1 days).

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Average snowfall in December
Marion Center, PA

Average snowfall in December - Marion Center, PA
  • Average snowfall in December: 5.67"

The month with the highest snowfall is January (7.05").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Marion Center, PA

Average snowfall days in December - Marion Center, PA
  • Average snowfall days in December: 13.1 days

The month with the highest number of snowfall days is January (17.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in December /
Average sunshine in December
Marion Center, PA

Average daylight in December / Average sunshine in December - Marion Center, PA
  • Average daylight in December: 9h and 2min

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

  • Average sunshine in December: 3h and 1min

The months with the most sunshine are July and August (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 2h and 48min).

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Average sunshine days in December
Marion Center, PA

Average sunshine days in December - Marion Center, PA
  • Average sunshine days in December: 9.8 days

The month with the most sunshine days is November (13.3 days).
The month with the least sunshine days is February (7.3 days).

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Average UV index in December
Marion Center, PA

Average UV index in December - Marion Center, PA
  • Average UV index in December: 1

The months with the highest UV index are May, June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in December
Marion Center, PA

Average cloud cover in December - Marion Center, PA
  • Average cloud cover in December: 68

The month with the most cloud cover is January (Cloud cover 72).
The month with the least cloud cover is August (Cloud cover 37).

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Average visibility in December
Marion Center, PA

Average visibility in December - Marion Center, PA
  • Average visibility in December: 5mi

The month with the highest visibility is April (6mi).
The months with the lowest visibility are January and February (4mi).

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Marion Center, Pennsylvania, USA

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