December weather forecast
Park Crest, PA

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Weather in December

The first month of the winter, December, is still a cold month in Park Crest, Pennsylvania, with temperature in the range of an average low of 27.3°F (-2.6°C) and an average high of 38.1°F (3.4°C).

Temperature

The beginning of December marks a decrease in the average high-temperature, transitioning from a chilly 47.5°F (8.6°C) in November to a wintry 38.1°F (3.4°C). Park Crest, during the month of December, experiences an average low-temperature of 27.3°F (-2.6°C).

Humidity

The months with the highest humidity are February and December, with an average relative humidity of 83%.

Rainfall

In Park Crest, Pennsylvania, in December, it is raining for 4.5 days, with typically 0.55" (14mm) of accumulated precipitation. In Park Crest, during the entire year, the rain falls for 66.7 days and collects up to 6.38" (162mm) of precipitation.

Snowfall

January through March, October through December are months with snowfall in Park Crest. In Park Crest, Pennsylvania, during December, snow falls for 3.8 days and regularly aggregates up to 0.43" (11mm) of snow. Throughout the year, there are 21.5 snowfall days, and 3.15" (80mm) of snow is accumulated.

Daylight

December has the shortest days of the year in Park Crest, with an average of 9h and 18min of daylight.
On the first day of December, sunrise is at 7:09 am and sunset at 4:37 pm. On the last day of the month, sunrise is at 7:28 am and sunset at 4:46 pm EST.

Sunshine

The average sunshine in December in Park Crest, Pennsylvania, is 4.3h.

UV index

January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Park Crest, Pennsylvania. A UV Index of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The daily maximum UV index of 2 in December interprets into the following advice:
Infants, children, and people with sensitive skin should always have protection against lengthy periods of sun exposure. Direct Sun exposure should be minimized especially during midday when radiation is most intense. Experience reduced UV exposure by about half when donning a wide-brim hat. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.
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Frequently asked questions

Is December cold in Park Crest?

In Park Crest, 38.1°F (3.4°C) is the average high-temperature and 27.3°F (-2.6°C) is the average low-temperature during December. In July, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which combines relative humidity and air temperature, is calculated to be 86°F (30°C).

What is the most humid month in Park Crest?

February and December, with an average relative humidity of 83%, are most humid months in Park Crest.

What is the average humidity in December in Park Crest?

In December, the average relative humidity in Park Crest is 83%.

How much does it rain in Park Crest in December?

In Park Crest, in December, during 4.5 rainfall days, 0.55" (14mm) of precipitation is typically accumulated.

How much does it snow in Park Crest in December?

In Park Crest, Pennsylvania, in December, snow falls for 3.8 days, with typically accumulated 0.43" (11mm) of snow.

What is the month with the shortest days in Park Crest?

December has the shortest days of the year, with an average of 9h and 18min of daylight.

What is the average length of the day in December in Park Crest?

In December, the average day length in Park Crest, Pennsylvania, is 9h and 18min.

When is the sunrise / sunset in December in Park Crest?

In December, on the first day of the month, sunrise is at 7:09 am and sunset at 4:37 pm. On the last day of the month, in Park Crest, sunrise is at 7:28 am and sunset at 4:46 pm EST.

How long on average sun shines in December in Park Crest?

In Park Crest, Pennsylvania, the average sunshine duration in December is 4.3h.

What is the month with the lowest UV index in Park Crest?

The months with the lowest UV index in Park Crest, Pennsylvania, are January through March, November and December, with an average maximum UV index of 2.

What is the UV index reading in December in Park Crest?

In December, the average daily maximum UV index is 2. A UV Index value of 2, and less, symbolizes 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
Park Crest, PA

Average temperature in December - Park Crest, PA
  • Average high temperature in December: 38.1°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 (31.8°F).

  • Average low temperature in December: 27.3°F

The month with the highest average low temperature is July (61.2°F).
The coldest month (with the lowest average low temperature) is January (19.8°F).

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Average pressure in December
Park Crest, PA

Average pressure in December - Park Crest, 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
Park Crest, PA

Average wind speed in December - Park Crest, PA
  • Average wind speed in December: 7.8mph

The windiest month (with the highest average wind speed) is March (8.4mph).
The calmest month (with the lowest average wind speed) is August (5mph).

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Average humidity in December
Park Crest, PA

Average humidity in December - Park Crest, PA
  • Average humidity in December: 83%

The months with the highest relative humidity are February and December (83%).
The month with the lowest relative humidity is April (77%).

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Average rainfall in December
Park Crest, PA

Average rainfall in December - Park Crest, PA
  • Average rainfall in December: 0.55"

The wettest month (with the highest rainfall) is May (0.71").
The driest month (with the least rainfall) is September (0.2").

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Average rainfall days in December
Park Crest, PA

Average rainfall days in December - Park Crest, PA
  • Average rainfall days in December: 4.5 days

The month with the highest number of rainy days is April (8.1 days).
The month with the least rainy days is November (3.5 days).

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Average snowfall in December
Park Crest, PA

Average snowfall in December - Park Crest, PA
  • Average snowfall in December: 0.43"

The months with the highest snowfall are January and November (0.71").
The months with the least snowfall are April, May, June, July, August and September (0").

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Average snowfall days in December
Park Crest, PA

Average snowfall days in December - Park Crest, PA
  • Average snowfall days in December: 3.8 days

The month with the highest number of snowfall days is January (6.4 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
Park Crest, PA

Average daylight in December / Average sunshine in December - Park Crest, 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 2min

The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 4h and 12min).

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Average sunshine days in December
Park Crest, PA

Average sunshine days in December - Park Crest, PA
  • Average sunshine days in December: 24.9 days

The month with the most sunshine days is December (24.9 days).
The month with the least sunshine days is May (19.9 days).

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Average UV index in December
Park Crest, PA

Average UV index in December - Park Crest, PA
  • 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
Park Crest, PA

Average cloud cover in December - Park Crest, PA
  • Average cloud cover in December: 54

The month with the most cloud cover is February (Cloud cover 55).
The month with the least cloud cover is July (Cloud cover 34).

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Average visibility in December
Park Crest, PA

Average visibility in December - Park Crest, PA
  • Average visibility in December: 5mi

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

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Park Crest, Pennsylvania, USA

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