December weather forecast
Auburn, PA

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Weather in December

The first month of the winter, December, is also an icy month in Auburn, Pennsylvania, with an average temperature ranging between max 39.4°F (4.1°C) and min 28.2°F (-2.1°C).

Temperature

The shift to December brings a decrease in the average high-temperature, falling from a frosty 48.6°F (9.2°C) in November to a wintry 39.4°F (4.1°C). In Auburn, December is marked by an average low-temperature of 28.2°F (-2.1°C).

Humidity

The average relative humidity in December is 81%.

Rainfall

In Auburn, in December, it is raining for 10.5 days, with typically 1.57" (40mm) of accumulated precipitation. In Auburn, Pennsylvania, during the entire year, the rain falls for 145.2 days and collects up to 21.1" (536mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. In Auburn, during December, snow falls for 5.4 days and regularly aggregates up to 1.38" (35mm) of snow. Throughout the year, there are 28.1 snowfall days, and 8.94" (227mm) of snow is accumulated.

Daylight

The month with the shortest days is December, with an average of 9h and 18min of daylight.
On the first day of the month, sunrise is at 7:09 am and sunset at 4:37 pm. On the last day of December, sunrise is at 7:27 am and sunset at 4:47 pm EST.

Sunshine

The months with the least sunshine in Auburn are January, February and December, with an average of 4.5h of sunshine.

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 hazard from unsafe exposure to UV radiation for the average person.
Note: In December, an average UV index of 2 transforms into the following instructions:
Extended sunlight exposure does not pose significant problems for most people, except for children, infants, and people with fair skin who always need shielding. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Foresee this! The reflection from snow can nearly double the intensity of UV radiation from the Sun.

Frequently asked questions

How cold is December?

In Auburn, in December, the average high-temperature is 39.4°F (4.1°C), and the average low-temperature is 28.2°F (-2.1°C). In July, the average heat index (a.k.a. 'feels like', 'real feel'), which factors the actual air temperature with the relative humidity, is computed to be 87.8°F (31°C).

What is the average humidity in December in Auburn?

The average relative humidity in December is 81%.

How much does it rain in December?

In December, the rain falls for 10.5 days. Throughout December, 1.57" (40mm) of precipitation is accumulated.

How many days does it snow in December?

In December, it is snowing for 5.4 days. Throughout December, 1.38" (35mm) of snow is accumulated.

What is the month with the shortest days?

The month with the shortest days is December, with an average of 9h and 18min of daylight.

What is the average length of the day in December?

In Auburn, the average day length in December is 9h and 20min.

When is the sunrise / sunset in December?

On the first day of December, sunrise is at 7:09 am and sunset at 4:37 pm. On the last day of the month, sunrise is at 7:27 am and sunset at 4:47 pm EST.

What are the months with the least sunshine?

January, February and December, with an average of 4.5h of sunshine, are months with the least sunshine.

How long on average sun shines in December?

In Auburn, the average sunshine duration in December is 4.5h.

What are the months with the lowest UV index in Auburn?

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

What is the UV index reading in December?

In December, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a low health risk 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
Auburn, PA

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

The warmest month (with the highest average high temperature) is July (81.9°F).
The month with the lowest average high temperature is January (33.4°F).

  • Average low temperature in December: 28.2°F

The month with the highest average low temperature is July (62.1°F).
The coldest month (with the lowest average low temperature) is January (20.7°F).

Average pressure in December
Auburn, PA

Average pressure in December - Auburn, 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 (29.94"Hg).

Average wind speed in December
Auburn, PA

Average wind speed in December - Auburn, PA
  • Average wind speed in December: 7.7mph

The windiest month (with the highest average wind speed) is March (8.4mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

Average humidity in December
Auburn, PA

Average humidity in December - Auburn, PA
  • Average humidity in December: 81%

The month with the highest relative humidity is February (82%).
The months with the lowest relative humidity are March and April (77%).

Average rainfall in December
Auburn, PA

Average rainfall in December - Auburn, PA
  • Average rainfall in December: 1.57"

The wettest month (with the highest rainfall) is August (2.44").
The driest month (with the least rainfall) is September (1.26").

Average rainfall days in December
Auburn, PA

Average rainfall days in December - Auburn, PA
  • Average rainfall days in December: 10.5 days

The month with the highest number of rainy days is May (15.6 days).
The month with the least rainy days is January (7 days).

Average snowfall in December
Auburn, PA

Average snowfall in December - Auburn, PA
  • Average snowfall in December: 1.38"

The month with the highest snowfall is January (2.36").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Auburn, PA

Average snowfall days in December - Auburn, PA
  • Average snowfall days in December: 5.4 days

The month with the highest number of snowfall days is January (7.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - Auburn, 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 18min).

  • Average sunshine in December: 4h and 3min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The months with the least sunshine are January, February and December (Average sunshine: 4h and 30min).

Average sunshine days in December
Auburn, PA

Average sunshine days in December - Auburn, PA
  • Average sunshine days in December: 16.8 days

The month with the most sunshine days is January (18.8 days).
The month with the least sunshine days is May (11.8 days).

Average UV index in December
Auburn, PA

Average UV index in December - Auburn, PA
  • Average UV index in December: 2

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

Average cloud cover in December
Auburn, PA

Average cloud cover in December - Auburn, PA
  • Average cloud cover in December: 52

The months with the most cloud cover are February and December (Cloud cover 52).
The month with the least cloud cover is July (Cloud cover 32).

Average visibility in December
Auburn, PA

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

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

Auburn, Pennsylvania, USA

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