December weather forecast
Ardara, PA

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Weather in December

The first month of the winter, December, is also a wintry month in Ardara, Pennsylvania, with an average temperature fluctuating between 39.4°F (4.1°C) and 28.2°F (-2.1°C).

Temperature

December brings a drop in Ardara's average high-temperature, falling from a frosty 49.1°F (9.5°C) in November to an icy 39.4°F (4.1°C). During December, Ardara records an average temperature of 28.2°F (-2.1°C) at night.

Humidity

In December, the average relative humidity in Ardara is 84%.

Rainfall

In Ardara, in December, during 9.3 rainfall days, 1.54" (39mm) of precipitation is typically accumulated. In Ardara, during the entire year, the rain falls for 151 days and collects up to 20.39" (518mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. In Ardara, during December, snow falls for 6.2 days and regularly aggregates up to 1.81" (46mm) of snow. Throughout the year, in Ardara, there are 35.4 snowfall days, and 10.35" (263mm) of snow is accumulated.

Daylight

With an average of 9h and 24min of daylight, December has the shortest days of the year in Ardara.
On the first day of December in Ardara, sunrise is at 7:23 am and sunset at 4:53 pm. On the last day of the month, sunrise is at 7:41 am and sunset at 5:02 pm EST.

Sunshine

In December, the average sunshine is 3.3h.

UV index

With an average maximum UV index of 1, December is the month with the lowest UV index in Ardara. A UV Index value of 2, and less, symbolizes a minimal health hazard from unsafe exposure to UV radiation for the ordinary person.
Note: A typical high UV index of 1 in December suggests the following recommendations:
Apart from children, who require continuous protection, most can endure sun exposure for up to an hour without experiencing burns. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.
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Frequently asked questions

Is December cold in Ardara?

In December, in Ardara, the average high-temperature is 39.4°F (4.1°C), and the average low-temperature is 28.2°F (-2.1°C). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which represents the influence of relative humidity on air temperature, in August is estimated at 87.8°F (31°C).

What is the average humidity in December in Ardara?

The average relative humidity in December in Ardara, Pennsylvania, is 84%.

How many days does it rain in December in Ardara?

In December, the rain falls for 9.3 days. Throughout December, 1.54" (39mm) of precipitation is accumulated.

How many days does it snow in December in Ardara?

In Ardara, during December, snow falls for 6.2 days and regularly aggregates up to 1.81" (46mm) of snow.

What is the month with the shortest days in Ardara?

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

How many hours of daylight does Ardara have in December?

The average day length in December in Ardara, Pennsylvania, is 9h and 21min.

When are sunrise and sunset in December in Ardara?

In December, on the first day of the month, sunrise is at 7:23 am and sunset at 4:53 pm. On the last day of the month, in Ardara, sunrise is at 7:41 am and sunset at 5:02 pm EST.

How long on average sun shines in December in Ardara?

In December, the average sunshine duration is 3.3h.

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

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

What is the UV index reading in December in Ardara?

The average daily maximum UV index in December in Ardara, Pennsylvania, is 1. A UV Index reading of 2, and below, represents a minimal hazard to health 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
Ardara, PA

Average temperature in December - Ardara, PA
  • Average high temperature in December: 39.4°F

The warmest month (with the highest average high temperature) is July (83.1°F).
The month with the lowest average high temperature is January (33.1°F).

  • Average low temperature in December: 28.2°F

The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (20.7°F).

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Average pressure in December
Ardara, PA

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

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

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Average wind speed in December
Ardara, PA

Average wind speed in December - Ardara, PA
  • Average wind speed in December: 7.5mph

The windiest month (with the highest average wind speed) is January (8.1mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).

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Average humidity in December
Ardara, PA

Average humidity in December - Ardara, PA
  • Average humidity in December: 84%

The month with the highest relative humidity is February (85%).
The months with the lowest relative humidity are April, July and August (76%).

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Average rainfall in December
Ardara, PA

Average rainfall in December - Ardara, PA
  • Average rainfall in December: 1.54"

The wettest month (with the highest rainfall) is May (2.56").
The driest month (with the least rainfall) is November (1.06").

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Average rainfall days in December
Ardara, PA

Average rainfall days in December - Ardara, PA
  • Average rainfall days in December: 9.3 days

The month with the highest number of rainy days is May (18.2 days).
The month with the least rainy days is January (7.7 days).

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Average snowfall in December
Ardara, PA

Average snowfall in December - Ardara, PA
  • Average snowfall in December: 1.81"

The month with the highest snowfall is February (2.52").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Ardara, PA

Average snowfall days in December - Ardara, PA
  • Average snowfall days in December: 6.2 days

The month with the highest number of snowfall days is January (9.7 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
Ardara, PA

Average daylight in December / Average sunshine in December - Ardara, 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 2min

The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 2h and 54min).

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Average sunshine days in December
Ardara, PA

Average sunshine days in December - Ardara, PA
  • Average sunshine days in December: 17.1 days

The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is May (10.1 days).

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Average UV index in December
Ardara, PA

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

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

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Average cloud cover in December
Ardara, PA

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

The month with the most cloud cover is January (Cloud cover 69).
The month with the least cloud cover is August (Cloud cover 33).

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Average visibility in December
Ardara, PA

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

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

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Ardara, Pennsylvania, USA

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