December weather forecast
Schellsburg, PA

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Weather in December

The first month of the winter, December, is also a wintry month in Schellsburg, Pennsylvania, with temperature in the range of an average high of 38.5°F (3.6°C) and an average low of 27.5°F (-2.5°C).

Temperature

With the beginning of December, the average high-temperature shows a decrease, transitioning from a frosty 48.2°F (9°C) in November to an icy 38.5°F (3.6°C). An average low-temperature of 27.5°F (-2.5°C) is observed during the December nights.

Humidity

In Schellsburg, the average relative humidity in December is 81%.

Rainfall

In December, in Schellsburg, the rain falls for 7.3 days. Throughout December, 1.14" (29mm) of precipitation is accumulated. Throughout the year, in Schellsburg, there are 126 rainfall days, and 15.47" (393mm) of precipitation is accumulated.

Snowfall

January through April, October through December are months with snowfall. In Schellsburg, during December, snow falls for 4.5 days and regularly aggregates up to 1.14" (29mm) of snow. Throughout the year, there are 28.3 snowfall days, and 9.57" (243mm) of snow is accumulated.

Daylight

The month with the shortest days is December, with an average of 9h and 24min of daylight.
On the first day of December in Schellsburg, sunrise is at 7:17 am and sunset at 4:49 pm. On the last day of the month, sunrise is at 7:36 am and sunset at 4:59 pm EST.

Sunshine

The average sunshine in December in Schellsburg 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 Schellsburg. A UV Index estimate of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: A maximum high daily UV index of 2 during December translates into the following directions:
Most individuals face no major issues with lengthy exposure to the sun, but children, infants, and individuals with fair skin always require protection. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Experience reduced UV exposure by about half when donning a wide-brim hat. Take careful note! The UV radiation of the Sun can be nearly doubled by snow reflection.
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Frequently asked questions

Is December cold in Schellsburg?

The average high-temperature and low-temperature during December are 38.5°F (3.6°C) and 27.5°F (-2.5°C) respectively. In July, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, is calculated to be 87.8°F (31°C).

What is the average humidity in December in Schellsburg?

In December, the average relative humidity is 81%.

How many days does it rain in December in Schellsburg?

In Schellsburg, during December, the rain falls for 7.3 days and regularly aggregates up to 1.14" (29mm) of precipitation.

How many days does it snow in December in Schellsburg?

In Schellsburg, in December, during 4.5 snowfall days, 1.14" (29mm) of snow is typically accumulated.

What is the month with the shortest days in Schellsburg?

The month with the shortest days in Schellsburg is December, with an average of 9h and 24min of daylight.

How many hours of daylight does Schellsburg have in December?

The average day length in December is 9h and 23min.

When are sunrise and sunset in December in Schellsburg?

In December, on the first day of the month, sunrise is at 7:17 am and sunset at 4:49 pm. On the last day of the month, in Schellsburg, sunrise is at 7:36 am and sunset at 4:59 pm EST.

How many hours of sunshine does Schellsburg have in December?

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

What are the months with the lowest UV index in Schellsburg?

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

What is the UV index intensity in December in Schellsburg?

The average daily maximum UV index in December in Schellsburg, Pennsylvania, is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability 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
Schellsburg, PA

Average temperature in December - Schellsburg, PA
  • Average high temperature in December: 38.5°F

The warmest month (with the highest average high temperature) is July (82.2°F).
The month with the lowest average high temperature is January (32.7°F).

  • Average low temperature in December: 27.5°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 (20.1°F).

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Average pressure in December
Schellsburg, PA

Average pressure in December - Schellsburg, PA
  • Average pressure in December: 30.11"Hg

The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

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Average wind speed in December
Schellsburg, PA

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

The windiest month (with the highest average wind speed) is January (8.6mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).

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Average humidity in December
Schellsburg, PA

Average humidity in December - Schellsburg, PA
  • Average humidity in December: 81%

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

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Average rainfall in December
Schellsburg, PA

Average rainfall in December - Schellsburg, PA
  • Average rainfall in December: 1.14"

The wettest month (with the highest rainfall) is May (1.81").
The driest month (with the least rainfall) is January (0.87").

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Average rainfall days in December
Schellsburg, PA

Average rainfall days in December - Schellsburg, PA
  • Average rainfall days in December: 7.3 days

The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is January (6 days).

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Average snowfall in December
Schellsburg, PA

Average snowfall in December - Schellsburg, PA
  • Average snowfall in December: 1.14"

The month with the highest snowfall is January (2.76").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in December
Schellsburg, PA

Average snowfall days in December - Schellsburg, PA
  • Average snowfall days in December: 4.5 days

The month with the highest number of snowfall days is January (7.9 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
Schellsburg, PA

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

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in December: 4h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).

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Average sunshine days in December
Schellsburg, PA

Average sunshine days in December - Schellsburg, PA
  • Average sunshine days in December: 20.2 days

The month with the most sunshine days is December (20.2 days).
The month with the least sunshine days is May (12.8 days).

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Average UV index in December
Schellsburg, PA

Average UV index in December - Schellsburg, PA
  • Average UV index in December: 2

The month with the highest UV index is June (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
Schellsburg, PA

Average cloud cover in December - Schellsburg, PA
  • Average cloud cover in December: 55

The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is July (Cloud cover 35).

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Average visibility in December
Schellsburg, PA

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

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

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Schellsburg, Pennsylvania, USA

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