December weather forecast
Blue Mountain Pines, PA

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Weather in December

The first month of the winter, December, is also an icy month in Blue Mountain Pines, Pennsylvania, with an average temperature fluctuating between 27.5°F (-2.5°C) and 39°F (3.9°C).

Temperature

The shift from November to December involves a decrease in the average high-temperature, from a frosty 48.4°F (9.1°C) to an icy 39°F (3.9°C). In Blue Mountain Pines, the expected average low-temperature for December is a freezing cold 27.5°F (-2.5°C).

Humidity

The average relative humidity in December in Blue Mountain Pines, Pennsylvania, is 81%.

Rainfall

In Blue Mountain Pines, in December, during 9.4 rainfall days, 1.73" (44mm) of precipitation is typically accumulated. In Blue Mountain Pines, during the entire year, the rain falls for 139.9 days and collects up to 19.88" (505mm) of precipitation.

Snowfall

Months with snowfall in Blue Mountain Pines are January through May, October through December. In December, in Blue Mountain Pines, Pennsylvania, it is snowing for 4.1 days. Throughout December, 2.32" (59mm) of snow is accumulated. Throughout the year, in Blue Mountain Pines, Pennsylvania, there are 24.7 snowfall days, and 10.94" (278mm) of snow is accumulated.

Daylight

The month with the shortest days in Blue Mountain Pines is December, with an average of 9h and 18min of daylight.
On the first day of December in Blue Mountain Pines, Pennsylvania, sunrise is at 7:06 am and sunset at 4:33 pm. On the last day of the month, sunrise is at 7:25 am and sunset at 4:43 pm EST.

Sunshine

In December, the average sunshine in Blue Mountain Pines is 4.7h.

UV index

With an average maximum UV index of 1, December is the month with the lowest UV index in Blue Mountain Pines. A UV Index estimate of 2, and below, represents a minimal health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The daily high UV index of 1 during December translates into the following recommendations:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
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Frequently asked questions

How cold does it get in Blue Mountain Pines in December?

The average high-temperature, in December, in Blue Mountain Pines, is 39°F (3.9°C), while the average low-temperature is 27.5°F (-2.5°C). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which calculates the temperature value influenced by the moisture in the air, in July is computed to be 89.6°F (32°C).

What is the average humidity in December in Blue Mountain Pines?

In Blue Mountain Pines, the average relative humidity in December is 81%.

How much does it rain in Blue Mountain Pines in December?

In December, in Blue Mountain Pines, the rain falls for 9.4 days. Throughout December, 1.73" (44mm) of precipitation is accumulated.

How many days does it snow in December in Blue Mountain Pines?

In December, it is snowing for 4.1 days. Throughout December, 2.32" (59mm) of snow is accumulated.

What is the month with the shortest days in Blue Mountain Pines?

The month with the shortest days in Blue Mountain Pines, Pennsylvania, is December, with an average of 9h and 18min of daylight.

What is the average length of the day in December in Blue Mountain Pines?

In Blue Mountain Pines, Pennsylvania, the average day length in December is 9h and 18min.

When are sunrise and sunset in December in Blue Mountain Pines?

On the first day of December in Blue Mountain Pines, Pennsylvania, sunrise is at 7:06 am and sunset at 4:33 pm. On the last day of the month, sunrise is at 7:25 am and sunset at 4:43 pm EST.

How long on average sun shines in December in Blue Mountain Pines?

In December, the average sunshine duration in Blue Mountain Pines, Pennsylvania, is 4.7h.

When is the lowest UV index in Blue Mountain Pines?

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

What is the UV index intensity in December in Blue Mountain Pines?

In Blue Mountain Pines, the average daily maximum UV index in December is 1. 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
Blue Mountain Pines, PA

Average temperature in December - Blue Mountain Pines, PA
  • Average high temperature in December: 39°F

The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (33.4°F).

  • Average low temperature in December: 27.5°F

The month with the highest average low temperature is July (62.2°F).
The coldest month (with the lowest average low temperature) is January (20.7°F).

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Average pressure in December
Blue Mountain Pines, PA

Average pressure in December - Blue Mountain Pines, PA
  • Average pressure in December: 30.09"Hg

The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed in December
Blue Mountain Pines, PA

Average wind speed in December - Blue Mountain Pines, PA
  • Average wind speed in December: 7.5mph

The windiest month (with the highest average wind speed) is March (8.1mph).
The calmest month (with the lowest average wind speed) is August (4.9mph).

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Average humidity in December
Blue Mountain Pines, PA

Average humidity in December - Blue Mountain Pines, PA
  • Average humidity in December: 81%

The month with the highest relative humidity is February (82%).
The month with the lowest relative humidity is April (76%).

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Average rainfall in December
Blue Mountain Pines, PA

Average rainfall in December - Blue Mountain Pines, PA
  • Average rainfall in December: 1.73"

The wettest month (with the highest rainfall) is July (2.32").
The driest month (with the least rainfall) is September (1.02").

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Average rainfall days in December
Blue Mountain Pines, PA

Average rainfall days in December - Blue Mountain Pines, PA
  • Average rainfall days in December: 9.4 days

The month with the highest number of rainy days is July (15.1 days).
The month with the least rainy days is January (7.3 days).

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Average snowfall in December
Blue Mountain Pines, PA

Average snowfall in December - Blue Mountain Pines, PA
  • Average snowfall in December: 2.32"

The month with the highest snowfall is February (2.52").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Blue Mountain Pines, PA

Average snowfall days in December - Blue Mountain Pines, PA
  • Average snowfall days in December: 4.1 days

The month with the highest number of snowfall days is February (6.8 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
Blue Mountain Pines, PA

Average daylight in December / Average sunshine in December - Blue Mountain Pines, 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: 4h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).

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Average sunshine days in December
Blue Mountain Pines, PA

Average sunshine days in December - Blue Mountain Pines, PA
  • Average sunshine days in December: 17.9 days

The month with the most sunshine days is January (19.3 days).
The month with the least sunshine days is July (13 days).

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Average UV index in December
Blue Mountain Pines, PA

Average UV index in December - Blue Mountain Pines, PA
  • Average UV index in December: 1

The month with the highest UV index is June (UV index 6).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in December
Blue Mountain Pines, PA

Average cloud cover in December - Blue Mountain Pines, PA
  • Average cloud cover in December: 50

The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is July (Cloud cover 34).

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Average visibility in December
Blue Mountain Pines, PA

Average visibility in December - Blue Mountain Pines, PA
  • Average visibility in December: 5mi

The month with the highest visibility is April (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October, November and December (5mi).

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Blue Mountain Pines, Pennsylvania, USA

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