December weather forecast
Tannery, PA

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Weather in December

December, the first month of the winter in Tannery, is also a wintry month, with an average temperature varying between 25.5°F (-3.6°C) and 36.5°F (2.5°C).

Temperature

Tannery's December weather shows a moderate shift in high-temperatures, falling from November's chilly 45.9°F (7.7°C) to an icy 36.5°F (2.5°C). In December, Tannery records an average nighttime temperature of 25.5°F (-3.6°C).

Humidity

February and December, with an average relative humidity of 84%, are the most humid months.

Rainfall

In Tannery, in December, during 11 rainfall days, 2.95" (75mm) of precipitation is typically accumulated. Throughout the year, in Tannery, there are 163.6 rainfall days, and 35" (889mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Tannery are January through May, October through December. In Tannery, in December, during 10.7 snowfall days, 5.87" (149mm) of snow is typically accumulated. In Tannery, Pennsylvania, during the entire year, snow falls for 60.9 days and aggregates up to 38.9" (988mm) of snow.

Daylight

With an average of 9h and 18min of daylight, December has the shortest days of the year in Tannery.
On the first day of December in Tannery, sunrise is at 7:09 am and sunset at 4:35 pm. On the last day of the month, sunrise is at 7:27 am and sunset at 4:44 pm EST.

Sunshine

The average sunshine in December in Tannery, Pennsylvania, is 3.8h.

UV index

The month with the lowest UV index is December, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for average individuals.
Note: A typical high UV index of 1 in December suggests the following recommendations:
Protection from prolonged sun exposure is necessary for babies, children, and individuals with sensitive skin. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. Attention! Nearly twice the Sun's UV radiation can be reflected by snow.
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is it in Tannery in December?

In Tannery, in December, the average high-temperature is 36.5°F (2.5°C), and the average low-temperature is 25.5°F (-3.6°C).

What are the most humid months in Tannery?

February and December, with an average relative humidity of 84%, are most humid months.

What is the average humidity in December in Tannery?

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

How many days does it rain in December in Tannery?

In Tannery, during December, the rain falls for 11 days and regularly aggregates up to 2.95" (75mm) of precipitation.

How many days does it snow in December in Tannery?

In Tannery, in December, during 10.7 snowfall days, 5.87" (149mm) of snow is typically accumulated.

What is the month with the shortest days in Tannery?

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

How many hours of daylight does Tannery have in December?

The average day length in December in Tannery, Pennsylvania, is 9h and 17min.

When is the sunrise / sunset in December in Tannery?

In December, on the first day of the month, sunrise is at 7:09 am and sunset at 4:35 pm. On the last day of the month, in Tannery, sunrise is at 7:27 am and sunset at 4:44 pm EST.

How long on average sun shines in December in Tannery?

In Tannery, Pennsylvania, the average sunshine duration in December is 3.8h.

When is the lowest UV index in Tannery?

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

What is the UV index intensity in December in Tannery?

In December, the average daily maximum UV index in Tannery, Pennsylvania, is 1. A UV Index value of 2, and less, symbolizes a minimal hazard to health 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
Tannery, PA

Average temperature in December - Tannery, PA
  • Average high temperature in December: 36.5°F

The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (30.6°F).

  • Average low temperature in December: 25.5°F

The month with the highest average low temperature is July (60.3°F).
The coldest month (with the lowest average low temperature) is January (18.5°F).

Average pressure in December
Tannery, PA

Average pressure in December - Tannery, 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
Tannery, PA

Average wind speed in December - Tannery, PA
  • Average wind speed in December: 7.9mph

The windiest month (with the highest average wind speed) is March (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

Average humidity in December
Tannery, PA

Average humidity in December - Tannery, PA
  • Average humidity in December: 84%

The months with the highest relative humidity are February and December (84%).
The month with the lowest relative humidity is April (78%).

Average rainfall in December
Tannery, PA

Average rainfall in December - Tannery, PA
  • Average rainfall in December: 2.95"

The wettest month (with the highest rainfall) is May (3.5").
The driest month (with the least rainfall) is September (2.13").

Average rainfall days in December
Tannery, PA

Average rainfall days in December - Tannery, PA
  • Average rainfall days in December: 11 days

The month with the highest number of rainy days is May (19.4 days).
The month with the least rainy days is January (7 days).

Average snowfall in December
Tannery, PA

Average snowfall in December - Tannery, PA
  • Average snowfall in December: 5.87"

The month with the highest snowfall is February (8.62").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Tannery, PA

Average snowfall days in December - Tannery, PA
  • Average snowfall days in December: 10.7 days

The month with the highest number of snowfall days is January (14.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - Tannery, 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 5min

The month with the most sunshine is July (Average sunshine: 9h and 48min).
The month with the least sunshine is February (Average sunshine: 3h and 36min).

Average sunshine days in December
Tannery, PA

Average sunshine days in December - Tannery, PA
  • Average sunshine days in December: 13.2 days

The month with the most sunshine days is November (15.6 days).
The month with the least sunshine days is May (9.2 days).

Average UV index in December
Tannery, PA

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

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

Average cloud cover in December
Tannery, PA

Average cloud cover in December - Tannery, PA
  • Average cloud cover in December: 61

The months with the most cloud cover are February and December (Cloud cover 61).
The month with the least cloud cover is July (Cloud cover 38).

Average visibility in December
Tannery, PA

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

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

Tannery, Pennsylvania, USA

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