December weather forecast
Shamokin Dam, PA

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Weather in December

The first month of the winter, December, is still a cold month in Shamokin Dam, Pennsylvania, with temperature in the range of an average high of 38.8°F (3.8°C) and an average low of 28°F (-2.2°C).

Temperature

Shamokin Dam in December demonstrates a small temperature transition, adjusting from an average high of a chilly 48.2°F (9°C) in November to a wintry 38.8°F (3.8°C). An average nighttime temperature of 28°F (-2.2°C) is recorded in Shamokin Dam during December.

Humidity

In December, the average relative humidity is 81%.

Rainfall

In Shamokin Dam, during December, the rain falls for 9.4 days and regularly aggregates up to 0.87" (22mm) of precipitation. In Shamokin Dam, during the entire year, the rain falls for 133.4 days and collects up to 13.15" (334mm) of precipitation.

Snowfall

Months with snowfall are January through May, November and December. In Shamokin Dam, during December, snow falls for 6.1 days and regularly aggregates up to 0.59" (15mm) of snow. In Shamokin Dam, Pennsylvania, during the entire year, snow falls for 32.1 days and aggregates up to 4.76" (121mm) of snow.

Daylight

With an average of 9h and 18min of daylight, December has the shortest days of the year.
On the first day of December, sunrise is at 7:12 am and sunset at 4:40 pm. On the last day of the month, sunrise is at 7:31 am and sunset at 4:49 pm EST.

Sunshine

The average sunshine in December is 4.4h.

UV index

January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Shamokin Dam. A UV Index value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: The daily maximum UV index of 2 in December interprets into the following advice:
While many people can endure lengthy sun exposure, it remains imperative to safeguard babies, children, and fair-skinned individuals. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. Boost your sun resistance with garments that are densely woven yet spacious. Note well! The intensity of the Sun's UV rays can be nearly doubled by snow reflection.
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Frequently asked questions

How cold does it get in Shamokin Dam in December?

Shamokin Dam in December has an average high-temperature of 38.8°F (3.8°C) and an average low-temperature of 28°F (-2.2°C). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which represents the influence of relative humidity on air temperature, in July is evaluated at 89.6°F (32°C).

What is the average humidity in December in Shamokin Dam?

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

How much does it rain in Shamokin Dam in December?

In Shamokin Dam, Pennsylvania, during December, the rain falls for 9.4 days and regularly aggregates up to 0.87" (22mm) of precipitation.

How much does it snow in Shamokin Dam in December?

In December, in Shamokin Dam, it is snowing for 6.1 days. Throughout December, 0.59" (15mm) of snow is accumulated.

What is the month with the shortest days in Shamokin Dam?

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

How many hours of daylight does Shamokin Dam have in December?

The average day length in December is 9h and 18min.

What time are sunrise and sunset in December in Shamokin Dam?

On the first day of December, sunrise is at 7:12 am and sunset at 4:40 pm. On the last day of the month, sunrise is at 7:31 am and sunset at 4:49 pm EST.

How long on average sun shines in December in Shamokin Dam?

The average sunshine duration in December in Shamokin Dam is 4.4h.

What are the months with the lowest UV index in Shamokin Dam?

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

What is the UV index reading in December in Shamokin Dam?

In Shamokin Dam, Pennsylvania, the average daily maximum UV index in December is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability 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
Shamokin Dam, PA

Average temperature in December - Shamokin Dam, PA
  • Average high temperature in December: 38.8°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 (32.2°F).

  • Average low temperature in December: 28°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 (20.1°F).

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Average pressure in December
Shamokin Dam, PA

Average pressure in December - Shamokin Dam, 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 (29.94"Hg).

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Average wind speed in December
Shamokin Dam, PA

Average wind speed in December - Shamokin Dam, PA
  • Average wind speed in December: 7.1mph

The windiest month (with the highest average wind speed) is April (7.9mph).
The calmest month (with the lowest average wind speed) is August (4.6mph).

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Average humidity in December
Shamokin Dam, PA

Average humidity in December - Shamokin Dam, PA
  • Average humidity in December: 81%

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

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Average rainfall in December
Shamokin Dam, PA

Average rainfall in December - Shamokin Dam, PA
  • Average rainfall in December: 0.87"

The wettest month (with the highest rainfall) is July (1.65").
The driest month (with the least rainfall) is September (0.75").

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Average rainfall days in December
Shamokin Dam, PA

Average rainfall days in December - Shamokin Dam, PA
  • Average rainfall days in December: 9.4 days

The month with the highest number of rainy days is May (14.7 days).
The month with the least rainy days is January (7.7 days).

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Average snowfall in December
Shamokin Dam, PA

Average snowfall in December - Shamokin Dam, PA
  • Average snowfall in December: 0.59"

The month with the highest snowfall is February (1.46").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in December
Shamokin Dam, PA

Average snowfall days in December - Shamokin Dam, PA
  • Average snowfall days in December: 6.1 days

The month with the highest number of snowfall days is January (9.3 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
Shamokin Dam, PA

Average daylight in December / Average sunshine in December - Shamokin Dam, 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 24min).
The months with the least sunshine are January and February (Average sunshine: 4h and 12min).

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Average sunshine days in December
Shamokin Dam, PA

Average sunshine days in December - Shamokin Dam, PA
  • Average sunshine days in December: 17.8 days

The month with the most sunshine days is November (19.4 days).
The month with the least sunshine days is April (13.4 days).

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Average UV index in December
Shamokin Dam, PA

Average UV index in December - Shamokin Dam, 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
Shamokin Dam, PA

Average cloud cover in December - Shamokin Dam, PA
  • Average cloud cover in December: 54

The months with the most cloud cover are February and December (Cloud cover 54).
The month with the least cloud cover is July (Cloud cover 32).

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Average visibility in December
Shamokin Dam, PA

Average visibility in December - Shamokin Dam, PA
  • Average visibility in December: 6mi

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

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Shamokin Dam, Pennsylvania, USA

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