December weather forecast
Youngwood, PA

Weather in December

December, the first month of the winter in Youngwood, is still a cold month, with an average temperature fluctuating between 39°F (3.9°C) and 27.9°F (-2.3°C).

Temperature

In December, the average high-temperature drops from a frosty 48.7°F (9.3°C) in November to a cold 39°F (3.9°C). The average low-temperature, is 27.9°F (-2.3°C).

Humidity

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

Rainfall

In December, the rain falls for 13.5 days. Throughout December, 3.07" (78mm) of precipitation is accumulated. Throughout the year, there are 186 rainfall days, and 34.84" (885mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Youngwood, Pennsylvania, are January through May, October through December. In Youngwood, Pennsylvania, snow falls for 12.8 days, with typically accumulated 5.67" (144mm) of snow. Throughout the year, in Youngwood, Pennsylvania, there are 63.3 snowfall days, and 27.44" (697mm) of snow is accumulated.

Daylight

With an average of 9h and 22min of daylight, December has the shortest days of the year in Youngwood.
On the first day of December in Youngwood, sunrise is at 7:21 am and sunset at 4:53 pm. On the last day of the month, sunrise is at 7:40 am and sunset at 5:02 pm EST.

Sunshine

The average sunshine in December in Youngwood is 3.5h.

UV index

With an average maximum UV index of 1, December is the month with the lowest UV index in Youngwood. A UV Index value of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for the average person.
Note: In December, the average maximum UV index of 1 translate into the following recommendations:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What is the average humidity in December in Youngwood?

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

How much does it rain in Youngwood in December?

In Youngwood, Pennsylvania, in December, during 13.5 rainfall days, 3.07" (78mm) of precipitation is typically accumulated.

How many days does it snow in December in Youngwood?

In Youngwood, in December, during 12.8 snowfall days, 5.67" (144mm) of snow is typically accumulated.

What is the month with the shortest days in Youngwood?

With an average of 9h and 22min of daylight, December has the shortest days of the year.

What is the average length of the day in December in Youngwood?

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

When are sunrise and sunset in December in Youngwood?

In December, on the first day of the month, sunrise is at 7:21 am and sunset at 4:53 pm. On the last day of the month, sunrise is at 7:40 am and sunset at 5:02 pm EST.

How long on average sun shines in December in Youngwood?

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

When is the lowest UV index in Youngwood?

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

How high is the UV index in December in Youngwood?

In Youngwood, Pennsylvania, the average daily maximum UV index in December 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
Youngwood, PA

Average temperature in December - Youngwood, PA
  • Average high temperature in December: 39°F

The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (32.9°F).

  • Average low temperature in December: 27.9°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 (20.3°F).

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Average pressure in December
Youngwood, PA

Average pressure in December - Youngwood, 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
Youngwood, PA

Average wind speed in December - Youngwood, PA
  • Average wind speed in December: 7.9mph

The windiest month (with the highest average wind speed) is January (8.5mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

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Average humidity in December
Youngwood, PA

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

The months with the highest relative humidity are January and February (85%).
The months with the lowest relative humidity are April, July and August (77%).

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Average rainfall in December
Youngwood, PA

Average rainfall in December - Youngwood, PA
  • Average rainfall in December: 3.07"

The wettest month (with the highest rainfall) is May (3.74").
The driest month (with the least rainfall) is November (2.01").

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Average rainfall days in December
Youngwood, PA

Average rainfall days in December - Youngwood, PA
  • Average rainfall days in December: 13.5 days

The month with the highest number of rainy days is May (20.9 days).
The month with the least rainy days is January (9.8 days).

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Average snowfall in December
Youngwood, PA

Average snowfall in December - Youngwood, PA
  • Average snowfall in December: 5.67"

The month with the highest snowfall is January (6.65").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Youngwood, PA

Average snowfall days in December - Youngwood, PA
  • Average snowfall days in December: 12.8 days

The month with the highest number of snowfall days is January (17.6 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
Youngwood, PA

Average daylight in December / Average sunshine in December - Youngwood, PA
  • Average daylight in December: 9h and 22min

The month with the longest days is June (Average daylight: 14h and 59min).
The month with the shortest days is December (Average daylight: 9h and 22min).

  • Average sunshine in December: 3h and 30min

The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).

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Average sunshine days in December
Youngwood, PA

Average sunshine days in December - Youngwood, PA
  • Average sunshine days in December: 8.8 days

The month with the most sunshine days is November (13.5 days).
The month with the least sunshine days is January (6.4 days).

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Average UV index in December
Youngwood, PA

Average UV index in December - Youngwood, 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
Youngwood, PA

Average cloud cover in December - Youngwood, 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 35).

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Average visibility in December
Youngwood, PA

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

The month with the highest visibility is April (6mi).
The months with the lowest visibility are January and February (4mi).

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