December weather forecast
Fernridge, PA

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Weather in December

December, the first month of the winter in Fernridge, is also a wintry month, with an average temperature fluctuating between 36.3°F (2.4°C) and 25.5°F (-3.6°C).

Temperature

Transition from November to December is accompanied by a temperature drop, with average high-temperatures decreasing from a chilly 45.5°F (7.5°C) to a wintry 36.3°F (2.4°C). Fernridge experiences a mean temperature of 25.5°F (-3.6°C) during December nights.

Humidity

February and December, with an average relative humidity of 84%, are the most humid months.

Rainfall

In Fernridge, Pennsylvania, in December, during 7.7 rainfall days, 0.75" (19mm) of precipitation is typically accumulated. In Fernridge, during the entire year, the rain falls for 121.5 days and collects up to 10.51" (267mm) of precipitation.

Snowfall

Months with snowfall in Fernridge are January through May, October through December. In Fernridge, in December, during 9.1 snowfall days, 1.38" (35mm) of snow is typically accumulated. Throughout the year, in Fernridge, there are 47 snowfall days, and 8.23" (209mm) of snow is accumulated.

Daylight

December has the shortest days of the year in Fernridge, Pennsylvania, with an average of 9h and 18min of daylight.
On the first day of the month, sunrise is at 7:08 am and sunset at 4:34 pm. On the last day of December, in Fernridge, Pennsylvania, sunrise is at 7:27 am and sunset at 4:43 pm EST.

Sunshine

In December, the average sunshine is 3.9h.

UV index

The month with the lowest UV index in Fernridge is December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: The maximum daily UV index of 1 in December converts into the following recommendations:
Unlike children, who always need sun protection, most individuals can remain in the sun for up to an hour without getting burnt. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
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Frequently asked questions

How cold is it in Fernridge in December?

December temperatures in Fernridge vary between a high-temperature of 36.3°F (2.4°C) and a low-temperature of 25.5°F (-3.6°C).

What are the most humid months in Fernridge?

The months with the highest humidity in Fernridge are February and December, with an average relative humidity of 84%.

What is the average humidity in December in Fernridge?

The average relative humidity in December is 84%.

How much does it rain in Fernridge in December?

In Fernridge, in December, it is raining for 7.7 days, with typically 0.75" (19mm) of accumulated precipitation.

How many days does it snow in December in Fernridge?

In Fernridge, Pennsylvania, during December, snow falls for 9.1 days and regularly aggregates up to 1.38" (35mm) of snow.

What is the month with the shortest days in Fernridge?

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

How many hours of daylight does Fernridge have in December?

In December, the average day length in Fernridge, Pennsylvania, is 9h and 17min.

What time are sunrise and sunset in December in Fernridge?

On the first day of December, sunrise is at 7:08 am and sunset at 4:34 pm. On the last day of the month, sunrise is at 7:27 am and sunset at 4:43 pm EST.

How long on average sun shines in December in Fernridge?

In Fernridge, Pennsylvania, the average sunshine duration in December is 3.9h.

What is the month with the lowest UV index in Fernridge?

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

What is the UV index intensity in December in Fernridge?

In Fernridge, the average daily maximum UV index in December is 1. A UV Index value of 2, and less, symbolizes a low health threat 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
Fernridge, PA

Average temperature in December - Fernridge, PA
  • Average high temperature in December: 36.3°F

The warmest month (with the highest average high temperature) is July (80.4°F).
The month with the lowest average high temperature is January (30.6°F).

  • Average low temperature in December: 25.5°F

The month with the highest average low temperature is July (60.1°F).
The coldest month (with the lowest average low temperature) is January (18.7°F).

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Average pressure in December
Fernridge, PA

Average pressure in December - Fernridge, PA
  • Average pressure in December: 30.09"Hg

The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed in December
Fernridge, PA

Average wind speed in December - Fernridge, PA
  • Average wind speed in December: 8mph

The windiest months (with the highest average wind speed) are January and March (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).

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Average humidity in December
Fernridge, PA

Average humidity in December - Fernridge, PA
  • Average humidity in December: 84%

The months with the highest relative humidity are February and December (84%).
The months with the lowest relative humidity are April, June and July (78%).

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Average rainfall in December
Fernridge, PA

Average rainfall in December - Fernridge, PA
  • Average rainfall in December: 0.75"

The wettest month (with the highest rainfall) is July (1.22").
The driest month (with the least rainfall) is September (0.51").

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Average rainfall days in December
Fernridge, PA

Average rainfall days in December - Fernridge, PA
  • Average rainfall days in December: 7.7 days

The month with the highest number of rainy days is May (14.1 days).
The month with the least rainy days is February (6.3 days).

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Average snowfall in December
Fernridge, PA

Average snowfall in December - Fernridge, PA
  • Average snowfall in December: 1.38"

The months with the highest snowfall are January, February and March (1.73").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Fernridge, PA

Average snowfall days in December - Fernridge, PA
  • Average snowfall days in December: 9.1 days

The month with the highest number of snowfall days is February (11.8 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
Fernridge, PA

Average daylight in December / Average sunshine in December - Fernridge, 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 5min

The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is February (Average sunshine: 3h and 48min).

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Average sunshine days in December
Fernridge, PA

Average sunshine days in December - Fernridge, PA
  • Average sunshine days in December: 18 days

The month with the most sunshine days is November (19.8 days).
The month with the least sunshine days is May (12.5 days).

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Average UV index in December
Fernridge, PA

Average UV index in December - Fernridge, 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
Fernridge, PA

Average cloud cover in December - Fernridge, PA
  • Average cloud cover in December: 60

The months with the most cloud cover are February and December (Cloud cover 60).
The month with the least cloud cover is July (Cloud cover 38).

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Average visibility in December
Fernridge, PA

Average visibility in December - Fernridge, PA
  • Average visibility in December: 5mi

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

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Fernridge, Pennsylvania, USA

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