December weather forecast
Ligonier, PA

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Weather in December

December, the first month of the winter in Ligonier, is also a wintry month, with an average temperature varying between 38.3°F (3.5°C) and 27.1°F (-2.7°C).

Temperature

The beginning of December involves a decrease in the average high-temperature, transitioning from a frosty 47.7°F (8.7°C) in November to an icy 38.3°F (3.5°C). An average low-temperature of 27.1°F (-2.7°C) is expected in Ligonier during December.

Humidity

In Ligonier, the average relative humidity in December is 85%.

Rainfall

In Ligonier, in December, during 10.1 rainfall days, 1.73" (44mm) of precipitation is typically accumulated. Throughout the year, there are 156.2 rainfall days, and 19.45" (494mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Ligonier are January through May, October through December. In Ligonier, in December, during 9.5 snowfall days, 3.9" (99mm) of snow is typically accumulated. In Ligonier, during the entire year, snow falls for 49.9 days and aggregates up to 18.11" (460mm) of snow.

Daylight

December has the shortest days of the year, with an average of 9h and 24min of daylight.
On the first day of the month, sunrise is at 7:20 am and sunset at 4:51 pm. On the last day of December, sunrise is at 7:39 am and sunset at 5:01 pm EST.

Sunshine

In December, the average sunshine is 3.5h.

UV index

The month with the lowest UV index in Ligonier is December, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for the average person.
Note: The UV index of 1 during December translates into the following guidance:
Children necessitate constant protection from sunlight, unlike the majority, who can remain under the sun for about an hour without burning. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
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Frequently asked questions

Is it cold in Ligonier during December?

The average high-temperature, in December, in Ligonier, is 38.3°F (3.5°C), while the average low-temperature is 27.1°F (-2.7°C). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which combines relative humidity and air temperature, in July is computed to be 86°F (30°C).

What is the average humidity in December in Ligonier?

The average relative humidity in December is 85%.

How much does it rain in Ligonier in December?

In Ligonier, Pennsylvania, in December, during 10.1 rainfall days, 1.73" (44mm) of precipitation is typically accumulated.

How many days does it snow in December in Ligonier?

In Ligonier, Pennsylvania, in December, during 9.5 snowfall days, 3.9" (99mm) of snow is typically accumulated.

What is the month with the shortest days in Ligonier?

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

How many hours of daylight does Ligonier have in December?

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

When is the sunrise / sunset in December in Ligonier?

On the first day of December in Ligonier, Pennsylvania, sunrise is at 7:20 am and sunset at 4:51 pm. On the last day of the month, sunrise is at 7:39 am and sunset at 5:01 pm EST.

How long on average sun shines in December in Ligonier?

In Ligonier, the average sunshine duration in December is 3.5h.

What is the month with the lowest UV index in Ligonier?

With an average maximum UV index of 1, December is the month with the lowest UV index in Ligonier.

How high is the UV index in December in Ligonier?

The average daily maximum UV index in December in Ligonier, Pennsylvania, is 1. A UV Index reading of 2, and below, represents a low health threat 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
Ligonier, PA

Average temperature in December - Ligonier, PA
  • Average high temperature in December: 38.3°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 (32.2°F).

  • Average low temperature in December: 27.1°F

The month with the highest average low temperature is July (59.5°F).
The coldest month (with the lowest average low temperature) is January (19.8°F).

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Average pressure in December
Ligonier, PA

Average pressure in December - Ligonier, 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
Ligonier, PA

Average wind speed in December - Ligonier, PA
  • Average wind speed in December: 8.6mph

The windiest month (with the highest average wind speed) is January (9.2mph).
The calmest month (with the lowest average wind speed) is August (5mph).

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Average humidity in December
Ligonier, PA

Average humidity in December - Ligonier, PA
  • Average humidity in December: 85%

The months with the highest relative humidity are January and February (86%).
The months with the lowest relative humidity are April, July and August (78%).

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Average rainfall in December
Ligonier, PA

Average rainfall in December - Ligonier, PA
  • Average rainfall in December: 1.73"

The wettest month (with the highest rainfall) is May (2.32").
The driest month (with the least rainfall) is November (1.02").

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Average rainfall days in December
Ligonier, PA

Average rainfall days in December - Ligonier, PA
  • Average rainfall days in December: 10.1 days

The month with the highest number of rainy days is May (19.8 days).
The month with the least rainy days is January (7.6 days).

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Average snowfall in December
Ligonier, PA

Average snowfall in December - Ligonier, PA
  • Average snowfall in December: 3.9"

The month with the highest snowfall is January (3.94").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Ligonier, PA

Average snowfall days in December - Ligonier, PA
  • Average snowfall days in December: 9.5 days

The month with the highest number of snowfall days is January (13.1 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
Ligonier, PA

Average daylight in December / Average sunshine in December - Ligonier, 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: 3h and 3min

The months with the most sunshine are July and August (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).

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Average sunshine days in December
Ligonier, PA

Average sunshine days in December - Ligonier, PA
  • Average sunshine days in December: 13.3 days

The month with the most sunshine days is November (18 days).
The month with the least sunshine days is May (8.9 days).

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Average UV index in December
Ligonier, PA

Average UV index in December - Ligonier, PA
  • Average UV index in December: 1

The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in December
Ligonier, PA

Average cloud cover in December - Ligonier, PA
  • Average cloud cover in December: 65

The month with the most cloud cover is January (Cloud cover 70).
The month with the least cloud cover is August (Cloud cover 36).

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Average visibility in December
Ligonier, PA

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

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