December weather forecast
Darlington Corners, PA

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Weather in December

The first month of the winter, December, is also a frosty month in Darlington Corners, Pennsylvania, with an average temperature ranging between min 31.3°F (-0.4°C) and max 42.8°F (6°C).

Temperature

December's arrival correlates with a reduction in the average high-temperature, down from a cool 52°F (11.1°C) in November to a chilly 42.8°F (6°C). Throughout December, Darlington Corners encounters an average temperature drop to a freezing cold 31.3°F (-0.4°C).

Humidity

The average relative humidity in December in Darlington Corners is 78%.

Rainfall

In December, the rain falls for 8.3 days. Throughout December, 1.18" (30mm) of precipitation is accumulated. In Darlington Corners, Pennsylvania, during the entire year, the rain falls for 128.5 days and collects up to 14.92" (379mm) of precipitation.

Snowfall

January through May, November and December are months with snowfall in Darlington Corners, Pennsylvania. In Darlington Corners, during December, snow falls for 2.5 days and regularly aggregates up to 0.59" (15mm) of snow. In Darlington Corners, during the entire year, snow falls for 18.1 days and aggregates up to 5.43" (138mm) of snow.

Daylight

With an average of 9h and 24min of daylight, December has the shortest days of the year in Darlington Corners.
On the first day of the month, sunrise is at 7:05 am and sunset at 4:37 pm. On the last day of December, sunrise is at 7:23 am and sunset at 4:47 pm EST.

Sunshine

In Darlington Corners, the average sunshine in December is 4.8h.

UV index

The months with the lowest UV index in Darlington Corners are January through March, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: The maximum UV index, 2 during December, leads to the following recommendations:
Extended time in the sun generally does not harm most, but those with sensitive skin, infants, and children should always be protected. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.
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Frequently asked questions

Is December cold in Darlington Corners?

The average high-temperature and low-temperature during December are 42.8°F (6°C) and 31.3°F (-0.4°C) respectively. In August, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, is evaluated at 87.8°F (31°C).

What is the average humidity in December in Darlington Corners?

In December, the average relative humidity in Darlington Corners, Pennsylvania, is 78%.

How much does it rain in Darlington Corners in December?

In December, in Darlington Corners, the rain falls for 8.3 days. Throughout December, 1.18" (30mm) of precipitation is accumulated.

How much does it snow in Darlington Corners in December?

In December, in Darlington Corners, Pennsylvania, it is snowing for 2.5 days. Throughout December, 0.59" (15mm) of snow is accumulated.

What is the month with the shortest days in Darlington Corners?

December has the shortest days of the year in Darlington Corners, with an average of 9h and 24min of daylight.

How many hours of daylight does Darlington Corners have in December?

The average day length in December in Darlington Corners, Pennsylvania, is 9h and 23min.

When are sunrise and sunset in December in Darlington Corners?

On the first day of December in Darlington Corners, sunrise is at 7:05 am and sunset at 4:37 pm. On the last day of the month, sunrise is at 7:23 am and sunset at 4:47 pm EST.

How many hours of sunshine does Darlington Corners have in December?

The average sunshine duration in December in Darlington Corners, Pennsylvania, is 4.8h.

When is the lowest UV index in Darlington Corners?

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

What is the UV index intensity in December in Darlington Corners?

The average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability 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
Darlington Corners, PA

Average temperature in December - Darlington Corners, PA
  • Average high temperature in December: 42.8°F

The warmest month (with the highest average high temperature) is July (84.9°F).
The month with the lowest average high temperature is January (36.5°F).

  • Average low temperature in December: 31.3°F

The month with the highest average low temperature is July (67.1°F).
The coldest month (with the lowest average low temperature) is January (24.4°F).

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Average pressure in December
Darlington Corners, PA

Average pressure in December - Darlington Corners, PA
  • Average pressure in December: 30.1"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).

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Average wind speed in December
Darlington Corners, PA

Average wind speed in December - Darlington Corners, PA
  • Average wind speed in December: 8mph

The windiest month (with the highest average wind speed) is March (8.6mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).

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Average humidity in December
Darlington Corners, PA

Average humidity in December - Darlington Corners, PA
  • Average humidity in December: 78%

The months with the highest relative humidity are February and October (79%).
The month with the lowest relative humidity is April (73%).

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Average rainfall in December
Darlington Corners, PA

Average rainfall in December - Darlington Corners, PA
  • Average rainfall in December: 1.18"

The wettest month (with the highest rainfall) is August (2.01").
The driest month (with the least rainfall) is January (0.83").

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Average rainfall days in December
Darlington Corners, PA

Average rainfall days in December - Darlington Corners, PA
  • Average rainfall days in December: 8.3 days

The month with the highest number of rainy days is July (15.3 days).
The month with the least rainy days is January (5.7 days).

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Average snowfall in December
Darlington Corners, PA

Average snowfall in December - Darlington Corners, PA
  • Average snowfall in December: 0.59"

The month with the highest snowfall is March (1.54").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in December
Darlington Corners, PA

Average snowfall days in December - Darlington Corners, PA
  • Average snowfall days in December: 2.5 days

The month with the highest number of snowfall days is January (5.5 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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Average daylight in December /
Average sunshine in December
Darlington Corners, PA

Average daylight in December / Average sunshine in December - Darlington Corners, 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 5min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

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Average sunshine days in December
Darlington Corners, PA

Average sunshine days in December - Darlington Corners, PA
  • Average sunshine days in December: 20.5 days

The month with the most sunshine days is November (21.7 days).
The month with the least sunshine days is August (13.1 days).

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Average UV index in December
Darlington Corners, PA

Average UV index in December - Darlington Corners, PA
  • Average UV index in December: 2

The months with the highest UV index are May, June, July and August (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
Darlington Corners, PA

Average cloud cover in December - Darlington Corners, PA
  • Average cloud cover in December: 48

The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 32).

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Average visibility in December
Darlington Corners, PA

Average visibility in December - Darlington Corners, PA
  • Average visibility in December: 6mi

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

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Darlington Corners, Pennsylvania, USA

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