December weather forecast
Buffalo Mills, PA

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Weather in December

The first month of the winter, December, is also an icy month in Buffalo Mills, Pennsylvania, with an average temperature fluctuating between 27.5°F (-2.5°C) and 38.5°F (3.6°C).

Temperature

The transition into December involves a decrease in the average high-temperature, falling from a chilly 48.2°F (9°C) in November to an icy 38.5°F (3.6°C). During the month of December, the temperature in Buffalo Mills falls to an average of 27.5°F (-2.5°C).

Humidity

In December, the average relative humidity is 81%.

Rainfall

In Buffalo Mills, during December, the rain falls for 7.3 days and regularly aggregates up to 1.14" (29mm) of precipitation. In Buffalo Mills, during the entire year, the rain falls for 126 days and collects up to 15.47" (393mm) of precipitation.

Snowfall

Months with snowfall in Buffalo Mills, Pennsylvania, are January through April, October through December. In Buffalo Mills, during December, snow falls for 4.5 days and regularly aggregates up to 1.14" (29mm) of snow. In Buffalo Mills, during the entire year, snow falls for 28.3 days and aggregates up to 9.57" (243mm) 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 December, sunrise is at 7:17 am and sunset at 4:50 pm. On the last day of the month, sunrise is at 7:36 am and sunset at 4:59 pm EST.

Sunshine

In December, the average sunshine is 4.3h.

UV index

January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unsafe exposure to UV radiation for average individuals.
Note: The UV index of 2 in December translates into these instructions:
Most individuals can handle sun exposure for up to an hour without burning, but children must always be shielded from sun exposure. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. During bright days, sunglasses that offer UVA and UVB defense are recommended. Be vigilant! The reflective nature of snow can increase the Sun's UV radiation nearly twofold.
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Frequently asked questions

Is it cold in Buffalo Mills during December?

The high-temperature during December is 38.5°F (3.6°C) and the low-temperature is 27.5°F (-2.5°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which combines air temperature and relative humidity, in July is estimated at 87.8°F (31°C).

What is the average humidity in December in Buffalo Mills?

In December, the average relative humidity is 81%.

How many days does it rain in December in Buffalo Mills?

In Buffalo Mills, in December, during 7.3 rainfall days, 1.14" (29mm) of precipitation is typically accumulated.

How many days does it snow in December in Buffalo Mills?

In Buffalo Mills, Pennsylvania, during December, snow falls for 4.5 days and regularly aggregates up to 1.14" (29mm) of snow.

What is the month with the shortest days in Buffalo Mills?

The month with the shortest days is December, with an average of 9h and 24min of daylight.

What is the average length of the day in December in Buffalo Mills?

In December, the average day length in Buffalo Mills, Pennsylvania, is 9h and 23min.

What time are sunrise and sunset in December in Buffalo Mills?

On the first day of December, sunrise is at 7:17 am and sunset at 4:50 pm. On the last day of the month, sunrise is at 7:36 am and sunset at 4:59 pm EST.

How many hours of sunshine does Buffalo Mills have in December?

In Buffalo Mills, Pennsylvania, the average sunshine duration in December is 4.3h.

What are the months with the lowest UV index in Buffalo Mills?

The months with the lowest UV index in Buffalo Mills are January through March, November and December, with an average maximum UV index of 2.

What is the UV index intensity in December in Buffalo Mills?

In Buffalo Mills, Pennsylvania, the average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes 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
Buffalo Mills, PA

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

The warmest month (with the highest average high temperature) is July (82.2°F).
The month with the lowest average high temperature is January (32.7°F).

  • Average low temperature in December: 27.5°F

The month with the highest average low temperature is July (60.1°F).
The coldest month (with the lowest average low temperature) is January (20.1°F).

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Average pressure in December
Buffalo Mills, PA

Average pressure in December - Buffalo Mills, 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
Buffalo Mills, PA

Average wind speed in December - Buffalo Mills, PA
  • Average wind speed in December: 8mph

The windiest month (with the highest average wind speed) is January (8.6mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).

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Average humidity in December
Buffalo Mills, PA

Average humidity in December - Buffalo Mills, PA
  • Average humidity in December: 81%

The month with the highest relative humidity is February (82%).
The months with the lowest relative humidity are April and July (76%).

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Average rainfall in December
Buffalo Mills, PA

Average rainfall in December - Buffalo Mills, PA
  • Average rainfall in December: 1.14"

The wettest month (with the highest rainfall) is May (1.81").
The driest month (with the least rainfall) is January (0.87").

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Average rainfall days in December
Buffalo Mills, PA

Average rainfall days in December - Buffalo Mills, PA
  • Average rainfall days in December: 7.3 days

The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is January (6 days).

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Average snowfall in December
Buffalo Mills, PA

Average snowfall in December - Buffalo Mills, PA
  • Average snowfall in December: 1.14"

The month with the highest snowfall is January (2.76").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in December
Buffalo Mills, PA

Average snowfall days in December - Buffalo Mills, PA
  • Average snowfall days in December: 4.5 days

The month with the highest number of snowfall days is January (7.9 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
Buffalo Mills, PA

Average daylight in December / Average sunshine in December - Buffalo Mills, 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: 4h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).

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Average sunshine days in December
Buffalo Mills, PA

Average sunshine days in December - Buffalo Mills, PA
  • Average sunshine days in December: 20.2 days

The month with the most sunshine days is December (20.2 days).
The month with the least sunshine days is May (12.8 days).

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Average UV index in December
Buffalo Mills, PA

Average UV index in December - Buffalo Mills, PA
  • Average UV index in December: 2

The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

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Average cloud cover in December
Buffalo Mills, PA

Average cloud cover in December - Buffalo Mills, PA
  • Average cloud cover in December: 55

The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is July (Cloud cover 35).

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Average visibility in December
Buffalo Mills, PA

Average visibility in December - Buffalo Mills, 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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Buffalo Mills, Pennsylvania, USA

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