December weather forecast
Yatesboro, PA

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Weather in December

December, the first month of the winter in Yatesboro, is also a wintry month, with an average temperature fluctuating between 27.3°F (-2.6°C) and 38.5°F (3.6°C).

Temperature

December's onset brings a slight change in high-temperatures, falling from a chilly 48°F (8.9°C) in November to a cold 38.5°F (3.6°C). Yatesboro cools down to an average low-temperature of 27.3°F (-2.6°C) throughout the month of December.

Humidity

The average relative humidity in December is 85%.

Rainfall

In Yatesboro, Pennsylvania, during December, the rain falls for 12.6 days and regularly aggregates up to 2.8" (71mm) of precipitation. Throughout the year, there are 182.9 rainfall days, and 34.88" (886mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. In Yatesboro, Pennsylvania, in December, snow falls for 13 days, with typically accumulated 4.69" (119mm) of snow. Throughout the year, there are 64.2 snowfall days, and 24.25" (616mm) of snow is accumulated.

Daylight

December has the shortest days of the year, with an average of 9h and 18min of daylight.
On the first day of December in Yatesboro, sunrise is at 7:22 am and sunset at 4:50 pm. On the last day of the month, sunrise is at 7:41 am and sunset at 4:59 pm EST.

Sunshine

The average sunshine in December is 3.1h.

UV index

The months with the lowest UV index are January and December, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a low threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: A typical high UV index of 1 in December suggests the following recommendations:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. During bright days, sunglasses that offer UVA and UVB defense are recommended. Take into account! The reflection from snow can nearly double the Sun's UV radiation intensity.

Frequently asked questions

How cold does it get in December?

The high-temperature 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. 'feels like', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, is evaluated at 87.8°F (31°C).

What is the average humidity in December?

In December, the average relative humidity is 85%.

How much does it rain in December?

In Yatesboro, in December, during 12.6 rainfall days, 2.8" (71mm) of precipitation is typically accumulated.

How many days does it snow in December?

In Yatesboro, Pennsylvania, in December, during 13 snowfall days, 4.69" (119mm) of snow is typically accumulated.

What is the month with the shortest days?

December has the shortest days of the year, with an average of 9h and 18min of daylight.

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

In December, the average day length is 9h and 19min.

When is the sunrise / sunset in December?

On the first day of December, sunrise is at 7:22 am and sunset at 4:50 pm. On the last day of the month, sunrise is at 7:41 am and sunset at 4:59 pm EST.

How many hours of sunshine does Yatesboro have in December?

The average sunshine duration in December is 3.1h.

What are the months with the lowest UV index?

The months with the lowest UV index are January and December, with an average maximum UV index of 1.

What is the UV index intensity in December in Yatesboro?

The average daily maximum UV index in December is 1. A UV Index estimate of 2, and below, represents a minimal health vulnerability 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
Yatesboro, PA

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

The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (32.4°F).

  • Average low temperature in December: 27.3°F

The month with the highest average low temperature is July (60.4°F).
The coldest month (with the lowest average low temperature) is January (19.8°F).

Average pressure in December
Yatesboro, PA

Average pressure in December - Yatesboro, PA
  • Average pressure in December: 30.1"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).

Average wind speed in December
Yatesboro, PA

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

The windiest month (with the highest average wind speed) is January (8.1mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

Average humidity in December
Yatesboro, PA

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

The month with the highest relative humidity is February (87%).
The months with the lowest relative humidity are April, July and August (77%).

Average rainfall in December
Yatesboro, PA

Average rainfall in December - Yatesboro, PA
  • Average rainfall in December: 2.8"

The wettest month (with the highest rainfall) is May (3.7").
The driest month (with the least rainfall) is November (2.17").

Average rainfall days in December
Yatesboro, PA

Average rainfall days in December - Yatesboro, PA
  • Average rainfall days in December: 12.6 days

The month with the highest number of rainy days is May (20.3 days).
The month with the least rainy days is January (9.7 days).

Average snowfall in December
Yatesboro, PA

Average snowfall in December - Yatesboro, PA
  • Average snowfall in December: 4.69"

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

Average snowfall days in December
Yatesboro, PA

Average snowfall days in December - Yatesboro, PA
  • Average snowfall days in December: 13 days

The month with the highest number of snowfall days is January (18.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Yatesboro, PA

Average daylight in December / Average sunshine in December - Yatesboro, PA
  • Average daylight in December: 9h and 2min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in December: 3h and 1min

The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 2h and 42min).

Average sunshine days in December
Yatesboro, PA

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

The month with the most sunshine days is November (14.1 days).
The month with the least sunshine days is February (7 days).

Average UV index in December
Yatesboro, PA

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

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

Average cloud cover in December
Yatesboro, PA

Average cloud cover in December - Yatesboro, PA
  • Average cloud cover in December: 68

The month with the most cloud cover is January (Cloud cover 72).
The month with the least cloud cover is August (Cloud cover 35).

Average visibility in December
Yatesboro, PA

Average visibility in December - Yatesboro, 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).

Yatesboro, Pennsylvania, USA

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