December weather forecast
Loysburg, PA

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Weather in December

The first month of the winter, December, is still a cold month in Loysburg, Pennsylvania, with an average temperature fluctuating between 27.3°F (-2.6°C) and 38.5°F (3.6°C).

Temperature

The arrival of December corresponds with a temperature reduction, down from November's chilly 48°F (8.9°C) to a wintry 38.5°F (3.6°C). Throughout the month of December, the nighttime temperature in Loysburg, Pennsylvania, dips to an average of 27.3°F (-2.6°C).

Humidity

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

Rainfall

In Loysburg, Pennsylvania, during December, the rain falls for 10.2 days and regularly aggregates up to 1.57" (40mm) of precipitation. Throughout the year, there are 146.6 rainfall days, and 19.84" (504mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through April, October through December. In Loysburg, Pennsylvania, during December, snow falls for 6.7 days and regularly aggregates up to 2.2" (56mm) of snow. Throughout the year, there are 37.4 snowfall days, and 14.61" (371mm) of snow is accumulated.

Daylight

December has the shortest days of the year in Loysburg, with an average of 9h and 24min of daylight.
On the first day of the month, sunrise is at 7:17 am and sunset at 4:48 pm. On the last day of December, in Loysburg, sunrise is at 7:35 am and sunset at 4:57 pm EST.

Sunshine

In Loysburg, the average sunshine in December is 4.4h.

UV index

The months with the lowest UV index in Loysburg are January through March, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for average individuals.
Note: The UV index of 2 during December leads to these advisories:
While most people can stay under the sun for an hour without burning, children must always be guarded against sun exposure. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized. Note this! The Sun's UV radiation can nearly be doubled by the reflection off snow.
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Frequently asked questions

How cold is it in Loysburg in December?

The high-temperature in Loysburg during December is 38.5°F (3.6°C) and the low-temperature is 27.3°F (-2.6°C). In July, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which represents the influence of relative humidity on air temperature, is computed to be 89.6°F (32°C).

What is the average humidity in December in Loysburg?

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

How many days does it rain in December in Loysburg?

In December, in Loysburg, the rain falls for 10.2 days. Throughout December, 1.57" (40mm) of precipitation is accumulated.

How many days does it snow in December in Loysburg?

In Loysburg, in December, snow falls for 6.7 days, with typically accumulated 2.2" (56mm) of snow.

What is the month with the shortest days in Loysburg?

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

How many hours of daylight does Loysburg have in December?

The average day length in December in Loysburg, Pennsylvania, is 9h and 22min.

When are sunrise and sunset in December in Loysburg?

In December, on the first day of the month, sunrise is at 7:17 am and sunset at 4:48 pm. On the last day of the month, in Loysburg, sunrise is at 7:35 am and sunset at 4:57 pm EST.

How many hours of sunshine does Loysburg have in December?

In December, the average sunshine duration is 4.4h.

When is the lowest UV index in Loysburg?

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

What is the UV index reading in December in Loysburg?

The average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes a low health risk 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
Loysburg, PA

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

The warmest month (with the highest average high temperature) is July (82.4°F).
The month with the lowest average high temperature is January (32.5°F).

  • Average low temperature in December: 27.3°F

The month with the highest average low temperature is July (60.6°F).
The coldest month (with the lowest average low temperature) is January (20.1°F).

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Average pressure in December
Loysburg, PA

Average pressure in December - Loysburg, 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
Loysburg, PA

Average wind speed in December - Loysburg, PA
  • Average wind speed in December: 7.6mph

The windiest month (with the highest average wind speed) is January (8.3mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).

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Average humidity in December
Loysburg, PA

Average humidity in December - Loysburg, 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
Loysburg, PA

Average rainfall in December - Loysburg, PA
  • Average rainfall in December: 1.57"

The wettest month (with the highest rainfall) is May (2.36").
The driest month (with the least rainfall) is November (1.18").

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Average rainfall days in December
Loysburg, PA

Average rainfall days in December - Loysburg, PA
  • Average rainfall days in December: 10.2 days

The month with the highest number of rainy days is May (17.4 days).
The month with the least rainy days is January (7.5 days).

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Average snowfall in December
Loysburg, PA

Average snowfall in December - Loysburg, PA
  • Average snowfall in December: 2.2"

The month with the highest snowfall is February (3.74").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in December
Loysburg, PA

Average snowfall days in December - Loysburg, PA
  • Average snowfall days in December: 6.7 days

The month with the highest number of snowfall days is January (10.9 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
Loysburg, PA

Average daylight in December / Average sunshine in December - Loysburg, 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 18min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).

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Average sunshine days in December
Loysburg, PA

Average sunshine days in December - Loysburg, PA
  • Average sunshine days in December: 16.8 days

The month with the most sunshine days is November (18.9 days).
The month with the least sunshine days is May (11 days).

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Average UV index in December
Loysburg, PA

Average UV index in December - Loysburg, 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
Loysburg, PA

Average cloud cover in December - Loysburg, PA
  • Average cloud cover in December: 54

The month with the most cloud cover is January (Cloud cover 56).
The month with the least cloud cover is July (Cloud cover 33).

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Average visibility in December
Loysburg, PA

Average visibility in December - Loysburg, 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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Loysburg, Pennsylvania, USA

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