December weather forecast
Adamsdale, PA

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Weather in December

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

Temperature

As December begins, there is a decrease in the average high-temperature, falling from a chilly 48.6°F (9.2°C) in November to an icy 39.4°F (4.1°C). Adamsdale, during the month of December, experiences an average low-temperature of 28.2°F (-2.1°C).

Humidity

In December, the average relative humidity is 81%.

Rainfall

In Adamsdale, during December, the rain falls for 10.5 days and regularly aggregates up to 1.57" (40mm) of precipitation. In Adamsdale, during the entire year, the rain falls for 145.2 days and collects up to 21.1" (536mm) of precipitation.

Snowfall

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

Daylight

The month with the shortest days is December, with an average of 9h and 18min of daylight.
On the first day of December, sunrise is at 7:09 am and sunset at 4:38 pm. On the last day of the month, sunrise is at 7:28 am and sunset at 4:47 pm EST.

Sunshine

The months with the least sunshine 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 value of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for the average person.
Note: The average daily UV index of 2 in December transforms into the following instructions:
Though the majority can handle prolonged sun exposure, it is crucial to always shield babies, children, and those with fair skin. Direct Sun exposure should be minimized especially during midday when radiation is most intense. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Take into account! The reflection from snow can nearly double the Sun's UV radiation intensity.

Frequently asked questions

Is December cold?

In Adamsdale, 39.4°F (4.1°C) is the average high-temperature and 28.2°F (-2.1°C) is the average low-temperature during December. The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, in July is appraised at 87.8°F (31°C).

What is the average humidity in December?

The average relative humidity in December is 81%.

How much does it rain in Adamsdale in December?

In Adamsdale, during December, the rain falls for 10.5 days and regularly aggregates up to 1.57" (40mm) of precipitation.

How many days does it snow in December?

In Adamsdale, during December, snow falls for 5.4 days and regularly aggregates up to 1.38" (35mm) of snow.

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?

The average day length in December is 9h and 19min.

What time are sunrise and sunset in December?

In December, on the first day of the month, sunrise is at 7:09 am and sunset at 4:38 pm. On the last day of the month, sunrise is at 7:28 am and sunset at 4:47 pm EST.

What is the month with the least sunshine?

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

How many hours of sunshine does Adamsdale have in December?

In December, the average sunshine duration is 4.5h.

What is the month with the lowest UV index?

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

How high is the UV index in December?

In Adamsdale, the average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to 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
Adamsdale, PA

Average temperature in December - Adamsdale, 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
Adamsdale, PA

Average pressure in December - Adamsdale, 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
Adamsdale, PA

Average wind speed in December - Adamsdale, 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
Adamsdale, PA

Average humidity in December - Adamsdale, 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
Adamsdale, PA

Average rainfall in December - Adamsdale, 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
Adamsdale, PA

Average rainfall days in December - Adamsdale, 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
Adamsdale, PA

Average snowfall in December - Adamsdale, 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
Adamsdale, PA

Average snowfall days in December - Adamsdale, 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
Adamsdale, PA

Average daylight in December / Average sunshine in December - Adamsdale, 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
Adamsdale, PA

Average sunshine days in December - Adamsdale, 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
Adamsdale, PA

Average UV index in December - Adamsdale, 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
Adamsdale, PA

Average cloud cover in December - Adamsdale, 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
Adamsdale, PA

Average visibility in December - Adamsdale, 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).

Adamsdale, Pennsylvania, USA

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