December weather forecast
Yukon, PA

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Weather in December

The first month of the winter, December, is still a cold month in Yukon, Pennsylvania, with an average temperature varying between 28.4°F (-2°C) and 39.9°F (4.4°C).

Temperature

As November transitions to December, the average high-temperature falls from a chilly 49.5°F (9.7°C) to a wintry 39.9°F (4.4°C). Yukon experiences an average nighttime temperature of 28.4°F (-2°C) in the month of December.

Humidity

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

Rainfall

In Yukon, in December, it is raining for 12.7 days, with typically 1.97" (50mm) of accumulated precipitation. Throughout the year, there are 174.1 rainfall days, and 23.82" (605mm) of precipitation is accumulated.

Snowfall

January through April, October through December are months with snowfall in Yukon. In Yukon, in December, snow falls for 11.5 days, with typically accumulated 2.91" (74mm) of snow. In Yukon, during the entire year, snow falls for 54.8 days and aggregates up to 13.58" (345mm) of snow.

Daylight

The month with the shortest days is December, with an average of 9h and 24min of daylight.
On the first day of December in Yukon, sunrise is at 7:22 am and sunset at 4:53 pm. On the last day of the month, sunrise is at 7:41 am and sunset at 5:03 pm EST.

Sunshine

In Yukon, the average sunshine in December is 3.6h.

UV index

With an average maximum UV index of 1, December is the month with the lowest UV index in Yukon. A UV Index reading of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for average individuals.
Note: A daily maximum UV index of 1 in December translates into the following instructions:
Despite most people tolerating extended sun exposure, it is critical to always protect those with sensitive skin, infants, and children. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim. Forewarned is forearmed! The Sun's UV radiation can be almost doubled in intensity by snow reflection.
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Frequently asked questions

Is it cold in Yukon during December?

An average high-temperature, in December, in Yukon, is 39.9°F (4.4°C) and the average low-temperature is 28.4°F (-2°C). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which combines air temperature and relative humidity, in August is computed to be 86°F (30°C).

What is the average humidity in December in Yukon?

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

How many days does it rain in December in Yukon?

In December, in Yukon, Pennsylvania, the rain falls for 12.7 days. Throughout December, 1.97" (50mm) of precipitation is accumulated.

How much does it snow in Yukon in December?

In Yukon, Pennsylvania, during December, snow falls for 11.5 days and regularly aggregates up to 2.91" (74mm) of snow.

What is the month with the shortest days in Yukon?

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

How many hours of daylight does Yukon have in December?

In December, the average day length is 9h and 22min.

When is the sunrise / sunset in December in Yukon?

On the first day of December in Yukon, Pennsylvania, sunrise is at 7:22 am and sunset at 4:53 pm. On the last day of the month, sunrise is at 7:41 am and sunset at 5:03 pm EST.

How many hours of sunshine does Yukon have in December?

The average sunshine duration in December is 3.6h.

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

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

What is the UV index reading in December in Yukon?

In Yukon, Pennsylvania, the average daily maximum UV index in December is 1. A UV Index of 2, and less, symbolizes a low health risk 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
Yukon, PA

Average temperature in December - Yukon, PA
  • Average high temperature in December: 39.9°F

The warmest month (with the highest average high temperature) is July (82.6°F).
The month with the lowest average high temperature is January (33.6°F).

  • Average low temperature in December: 28.4°F

The month with the highest average low temperature is July (60.8°F).
The coldest month (with the lowest average low temperature) is January (20.7°F).

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Average pressure in December
Yukon, PA

Average pressure in December - Yukon, 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
Yukon, PA

Average wind speed in December - Yukon, 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
Yukon, PA

Average humidity in December - Yukon, 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 (77%).

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Average rainfall in December
Yukon, PA

Average rainfall in December - Yukon, PA
  • Average rainfall in December: 1.97"

The wettest month (with the highest rainfall) is May (2.83").
The driest month (with the least rainfall) is November (1.42").

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Average rainfall days in December
Yukon, PA

Average rainfall days in December - Yukon, PA
  • Average rainfall days in December: 12.7 days

The month with the highest number of rainy days is May (19.7 days).
The month with the least rainy days is February (10 days).

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Average snowfall in December
Yukon, PA

Average snowfall in December - Yukon, PA
  • Average snowfall in December: 2.91"

The month with the highest snowfall is January (3.66").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in December
Yukon, PA

Average snowfall days in December - Yukon, PA
  • Average snowfall days in December: 11.5 days

The month with the highest number of snowfall days is January (16.5 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
Yukon, PA

Average daylight in December / Average sunshine in December - Yukon, 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 4min

The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).

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Average sunshine days in December
Yukon, PA

Average sunshine days in December - Yukon, PA
  • Average sunshine days in December: 9.5 days

The month with the most sunshine days is November (15.8 days).
The month with the least sunshine days is January (7.3 days).

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Average UV index in December
Yukon, PA

Average UV index in December - Yukon, 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
Yukon, PA

Average cloud cover in December - Yukon, PA
  • Average cloud cover in December: 64

The month with the most cloud cover is January (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 33).

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Average visibility in December
Yukon, PA

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

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