December weather forecast
Emporium, PA

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Weather in December

The first month of the winter, December, is also an icy month in Emporium, Pennsylvania, with an average temperature varying between 34.9°F (1.6°C) and 24.6°F (-4.1°C).

Temperature

December's arrival coincides with a drop in the average high-temperature, decreasing from November's frosty 44.2°F (6.8°C) to an icy 34.9°F (1.6°C). Emporium experiences an average temperature drop to a freezing cold 24.6°F (-4.1°C) during December nights.

Humidity

In Emporium, the average relative humidity in December is 86%.

Rainfall

In Emporium, during December, the rain falls for 11.5 days and regularly aggregates up to 2.91" (74mm) of precipitation. Throughout the year, there are 166.5 rainfall days, and 31.93" (811mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. In Emporium, in December, snow falls for 18 days, with typically accumulated 9.25" (235mm) of snow. In Emporium, during the entire year, snow falls for 88.7 days and aggregates up to 45.47" (1155mm) of snow.

Daylight

With an average of 9h and 12min of daylight, December has the shortest days of the year.
On the first day of December, sunrise is at 7:20 am and sunset at 4:43 pm. On the last day of the month, sunrise is at 7:39 am and sunset at 4:53 pm EST.

Sunshine

The months with the least sunshine are January and December, with an average of 2.7h of sunshine.

UV index

The months with the lowest UV index are January, February and December, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for average individuals.
Note: A maximum high UV index of 1 in December translates into the following recommendations:
Infants, children, and people with sensitive skin should always have protection against lengthy periods of sun exposure. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Foresee this! The reflection from snow can nearly double the intensity of UV radiation from the Sun.

Frequently asked questions

How cold is it in December?

The average high-temperature, in December, in Emporium, is 34.9°F (1.6°C), while the average low-temperature is 24.6°F (-4.1°C).

What is the average humidity in December?

The average relative humidity in December is 86%.

How many days does it rain in December?

In Emporium, during December, the rain falls for 11.5 days and regularly aggregates up to 2.91" (74mm) of precipitation.

How much does it snow in December?

In December, it is snowing for 18 days. Throughout December, 9.25" (235mm) of snow is accumulated.

What is the month with the shortest days?

With an average of 9h and 12min of daylight, December has the shortest days of the year.

What is the average length of the day in December?

In Emporium, the average day length in December is 9h and 14min.

When is the sunrise / sunset in December?

On the first day of December, sunrise is at 7:20 am and sunset at 4:43 pm. On the last day of the month, sunrise is at 7:39 am and sunset at 4:53 pm EST.

What are the months with the least sunshine?

The months with the least sunshine are January and December, with an average of 2.7h of sunshine.

How many hours of sunshine does Emporium have in December?

The average sunshine duration in December is 2.7h.

When is the lowest UV index?

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

What is the UV index intensity in December?

The average daily maximum UV index in December is 1. A UV Index value of 2, and less, symbolizes a minimal hazard to health from unsafe 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
Emporium, PA

Average temperature in December - Emporium, PA
  • Average high temperature in December: 34.9°F

The warmest month (with the highest average high temperature) is July (79.7°F).
The month with the lowest average high temperature is January (28.8°F).

  • Average low temperature in December: 24.6°F

The month with the highest average low temperature is July (57°F).
The coldest month (with the lowest average low temperature) is January (16.5°F).

Average pressure in December
Emporium, PA

Average pressure in December - Emporium, PA
  • Average pressure in December: 30.09"Hg

The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in December
Emporium, PA

Average wind speed in December - Emporium, PA
  • Average wind speed in December: 7.8mph

The windiest month (with the highest average wind speed) is January (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).

Average humidity in December
Emporium, PA

Average humidity in December - Emporium, PA
  • Average humidity in December: 86%

The month with the highest relative humidity is February (88%).
The months with the lowest relative humidity are June and July (78%).

Average rainfall in December
Emporium, PA

Average rainfall in December - Emporium, PA
  • Average rainfall in December: 2.91"

The wettest month (with the highest rainfall) is April (3.58").
The driest month (with the least rainfall) is August (2.13").

Average rainfall days in December
Emporium, PA

Average rainfall days in December - Emporium, PA
  • Average rainfall days in December: 11.5 days

The month with the highest number of rainy days is May (19.2 days).
The month with the least rainy days is January (8.3 days).

Average snowfall in December
Emporium, PA

Average snowfall in December - Emporium, PA
  • Average snowfall in December: 9.25"

The month with the highest snowfall is February (11.61").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Emporium, PA

Average snowfall days in December - Emporium, PA
  • Average snowfall days in December: 18 days

The month with the highest number of snowfall days is January (21 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - Emporium, PA
  • Average daylight in December: 9h and 1min

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 12min).

  • Average sunshine in December: 2h and 4min

The months with the most sunshine are July and August (Average sunshine: 9h and 30min).
The months with the least sunshine are January and December (Average sunshine: 2h and 42min).

Average sunshine days in December
Emporium, PA

Average sunshine days in December - Emporium, PA
  • Average sunshine days in December: 6.5 days

The month with the most sunshine days is September (14.2 days).
The month with the least sunshine days is February (6.1 days).

Average UV index in December
Emporium, PA

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

The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, February and December (UV index 1).

Average cloud cover in December
Emporium, PA

Average cloud cover in December - Emporium, PA
  • Average cloud cover in December: 74

The month with the most cloud cover is January (Cloud cover 75).
The month with the least cloud cover is July (Cloud cover 42).

Average visibility in December
Emporium, PA

Average visibility in December - Emporium, PA
  • Average visibility in December: 4mi

The months with the highest visibility are March, April, May, June, July and November (5mi).
The months with the lowest visibility are January, February, August, September, October and December (4mi).

Emporium, Pennsylvania, USA

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