December weather forecast
Fort Loudon, PA

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Weather in December

The first month of the winter, December, is also an icy month in Fort Loudon, Pennsylvania, with an average temperature varying between 40.8°F (4.9°C) and 28.9°F (-1.7°C).

Temperature

Fort Loudon in December demonstrates a small temperature transition, adjusting from an average high of a cool 50.4°F (10.2°C) in November to a wintry 40.8°F (4.9°C). During December, the temperature is averaged to a low of 28.9°F (-1.7°C) at night.

Humidity

The months with the highest humidity are February, May, October and December, with an average relative humidity of 79%.

Rainfall

In Fort Loudon, during December, the rain falls for 11.1 days and regularly aggregates up to 2.52" (64mm) of precipitation. In Fort Loudon, during the entire year, the rain falls for 170.5 days and collects up to 31.02" (788mm) of precipitation.

Snowfall

January through April, October through December are months with snowfall. In Fort Loudon, in December, snow falls for 5.9 days, with typically accumulated 2.52" (64mm) of snow. In Fort Loudon, during the entire year, snow falls for 33.6 days and aggregates up to 17.91" (455mm) of snow.

Daylight

With an average of 9h and 24min of daylight, December has the shortest days of the year in Fort Loudon.
On the first day of December, sunrise is at 7:14 am and sunset at 4:47 pm. On the last day of the month, sunrise is at 7:33 am and sunset at 4:56 pm EST.

Sunshine

In December, the average sunshine in Fort Loudon, Pennsylvania, is 4.7h.

UV index

The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV radiation for average individuals.
Note: The UV index of 2 during December translates into the following guidance:
Although prolonged sun exposure does not typically bother most people, children, babies, and those with sensitive skin should always have protection. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
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Frequently asked questions

How cold is it in Fort Loudon in December?

In December, in Fort Loudon, the average high-temperature is 40.8°F (4.9°C), and the average low-temperature is 28.9°F (-1.7°C). In August, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which factors the actual air temperature with the relative humidity, is computed to be 87.8°F (31°C).

What are the most humid months in Fort Loudon?

The months with the highest humidity are February, May, October and December, with an average relative humidity of 79%.

What is the average humidity in December in Fort Loudon?

In Fort Loudon, Pennsylvania, the average relative humidity in December is 79%.

How much does it rain in Fort Loudon in December?

In Fort Loudon, in December, during 11.1 rainfall days, 2.52" (64mm) of precipitation is typically accumulated.

How many days does it snow in December in Fort Loudon?

In Fort Loudon, Pennsylvania, in December, during 5.9 snowfall days, 2.52" (64mm) of snow is typically accumulated.

What is the month with the shortest days in Fort Loudon?

With an average of 9h and 24min of daylight, December has the shortest days of the year in Fort Loudon.

What is the average length of the day in December in Fort Loudon?

In Fort Loudon, the average day length in December is 9h and 24min.

What time are sunrise and sunset in December in Fort Loudon?

In December, on the first day of the month, sunrise is at 7:14 am and sunset at 4:47 pm. On the last day of the month, sunrise is at 7:33 am and sunset at 4:56 pm EST.

How long on average sun shines in December in Fort Loudon?

In Fort Loudon, the average sunshine duration in December is 4.7h.

What is the month with the lowest UV index in Fort Loudon?

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

What is the UV index intensity in December in Fort Loudon?

In Fort Loudon, Pennsylvania, the average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes a minimal hazard to health 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
Fort Loudon, PA

Average temperature in December - Fort Loudon, PA
  • Average high temperature in December: 40.8°F

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (35.2°F).

  • Average low temperature in December: 28.9°F

The month with the highest average low temperature is July (62.6°F).
The coldest month (with the lowest average low temperature) is January (22.1°F).

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Average pressure in December
Fort Loudon, PA

Average pressure in December - Fort Loudon, 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
Fort Loudon, PA

Average wind speed in December - Fort Loudon, PA
  • Average wind speed in December: 6.8mph

The windiest month (with the highest average wind speed) is January (7.5mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).

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Average humidity in December
Fort Loudon, PA

Average humidity in December - Fort Loudon, PA
  • Average humidity in December: 79%

The months with the highest relative humidity are February, May, October and December (79%).
The months with the lowest relative humidity are April and July (75%).

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Average rainfall in December
Fort Loudon, PA

Average rainfall in December - Fort Loudon, PA
  • Average rainfall in December: 2.52"

The wettest month (with the highest rainfall) is May (3.19").
The driest month (with the least rainfall) is September (2.05").

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Average rainfall days in December
Fort Loudon, PA

Average rainfall days in December - Fort Loudon, PA
  • Average rainfall days in December: 11.1 days

The month with the highest number of rainy days is May (18.8 days).
The month with the least rainy days is November (9.9 days).

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Average snowfall in December
Fort Loudon, PA

Average snowfall in December - Fort Loudon, PA
  • Average snowfall in December: 2.52"

The month with the highest snowfall is January (5.2").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in December
Fort Loudon, PA

Average snowfall days in December - Fort Loudon, PA
  • Average snowfall days in December: 5.9 days

The month with the highest number of snowfall days is January (9.9 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in December /
Average sunshine in December
Fort Loudon, PA

Average daylight in December / Average sunshine in December - Fort Loudon, 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 4min

The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 36min).

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Average sunshine days in December
Fort Loudon, PA

Average sunshine days in December - Fort Loudon, PA
  • Average sunshine days in December: 15.1 days

The month with the most sunshine days is November (18 days).
The month with the least sunshine days is May (10.3 days).

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Average UV index in December
Fort Loudon, PA

Average UV index in December - Fort Loudon, PA
  • Average UV index in December: 2

The months with the highest UV index are May, June and 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
Fort Loudon, PA

Average cloud cover in December - Fort Loudon, PA
  • Average cloud cover in December: 50

The months with the most cloud cover are January, February and December (Cloud cover 50).
The month with the least cloud cover is July (Cloud cover 31).

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Average visibility in December
Fort Loudon, PA

Average visibility in December - Fort Loudon, PA
  • Average visibility in December: 5mi

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

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Fort Loudon, Pennsylvania, USA

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