December weather forecast
Darlington, PA

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Weather in December

The first month of the winter, December, is also an icy month in Darlington, Pennsylvania, with an average temperature fluctuating between 38.3°F (3.5°C) and 27.3°F (-2.6°C).

Temperature

Darlington's transition into December involves a shift in temperature, receding from a chilly 48.2°F (9°C) in November to an icy 38.3°F (3.5°C). Throughout December nights, Darlington registers an average low-temperature of 27.3°F (-2.6°C).

Humidity

In Darlington, the average relative humidity in December is 85%.

Rainfall

In Darlington, in December, during 12.8 rainfall days, 2.83" (72mm) of precipitation is typically accumulated. In Darlington, during the entire year, the rain falls for 183.3 days and collects up to 35" (889mm) of precipitation.

Snowfall

Months with snowfall in Darlington are January through May, October through December. In Darlington, in December, snow falls for 14.5 days, with typically accumulated 5.31" (135mm) of snow. Throughout the year, there are 69.5 snowfall days, and 26.93" (684mm) of snow is accumulated.

Daylight

December has the shortest days of the year in Darlington, with an average of 9h and 18min of daylight.
On the first day of the month, sunrise is at 7:27 am and sunset at 4:54 pm. On the last day of December, in Darlington, sunrise is at 7:45 am and sunset at 5:04 pm EST.

Sunshine

The average sunshine in December in Darlington is 3.3h.

UV index

December is the month with the lowest UV index in Darlington, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for the average person.
Note: In December, the maximum UV index of 1 translates into these guidelines:
Apart from children, who require continuous protection, most can endure sun exposure for up to an hour without experiencing burns. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Take careful note! The UV radiation of the Sun can be nearly doubled by snow reflection.
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Frequently asked questions

How cold is December in Darlington?

In Darlington, in December, the average high-temperature is 38.3°F (3.5°C), and the average low-temperature is 27.3°F (-2.6°C). In August, the average heat index (a.k.a. 'real feel', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, is calculated to be 86°F (30°C).

What is the average humidity in December in Darlington?

In Darlington, Pennsylvania, the average relative humidity in December is 85%.

How much does it rain in Darlington in December?

In Darlington, during December, the rain falls for 12.8 days and regularly aggregates up to 2.83" (72mm) of precipitation.

How much does it snow in Darlington in December?

In Darlington, Pennsylvania, in December, during 14.5 snowfall days, 5.31" (135mm) of snow is typically accumulated.

What is the month with the shortest days in Darlington?

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

What is the average length of the day in December in Darlington?

In Darlington, the average day length in December is 9h and 18min.

When are sunrise and sunset in December in Darlington?

In December, on the first day of the month, sunrise is at 7:27 am and sunset at 4:54 pm. On the last day of the month, in Darlington, Pennsylvania, sunrise is at 7:45 am and sunset at 5:04 pm EST.

How many hours of sunshine does Darlington have in December?

In December, the average sunshine duration in Darlington, Pennsylvania, is 3.3h.

What is the month with the lowest UV index in Darlington?

The month with the lowest UV index is December, with an average maximum UV index of 1.

What is the UV index intensity in December in Darlington?

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

Average temperature in December - Darlington, PA
  • Average high temperature in December: 38.3°F

The warmest month (with the highest average high temperature) is July (82.8°F).
The month with the lowest average high temperature is January (32.2°F).

  • Average low temperature in December: 27.3°F

The month with the highest average low temperature is July (61.2°F).
The coldest month (with the lowest average low temperature) is January (19.4°F).

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Average pressure in December
Darlington, PA

Average pressure in December - Darlington, 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).

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Average wind speed in December
Darlington, PA

Average wind speed in December - Darlington, PA
  • Average wind speed in December: 7.5mph

The windiest month (with the highest average wind speed) is January (8.1mph).
The calmest months (with the lowest average wind speed) are July and August (4.8mph).

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Average humidity in December
Darlington, PA

Average humidity in December - Darlington, PA
  • Average humidity in December: 85%

The month with the highest relative humidity is February (86%).
The months with the lowest relative humidity are April, July and August (77%).

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Average rainfall in December
Darlington, PA

Average rainfall in December - Darlington, PA
  • Average rainfall in December: 2.83"

The wettest month (with the highest rainfall) is April (3.62").
The driest month (with the least rainfall) is November (2.24").

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Average rainfall days in December
Darlington, PA

Average rainfall days in December - Darlington, PA
  • Average rainfall days in December: 12.8 days

The month with the highest number of rainy days is May (20.1 days).
The month with the least rainy days is January (10 days).

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Average snowfall in December
Darlington, PA

Average snowfall in December - Darlington, PA
  • Average snowfall in December: 5.31"

The month with the highest snowfall is February (6.81").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Darlington, PA

Average snowfall days in December - Darlington, PA
  • Average snowfall days in December: 14.5 days

The month with the highest number of snowfall days is January (18.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - Darlington, 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 2min

The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 2h and 48min).

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Average sunshine days in December
Darlington, PA

Average sunshine days in December - Darlington, PA
  • Average sunshine days in December: 8.6 days

The month with the most sunshine days is November (13.6 days).
The month with the least sunshine days is February (7.3 days).

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Average UV index in December
Darlington, PA

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

The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in December
Darlington, PA

Average cloud cover in December - Darlington, PA
  • Average cloud cover in December: 65

The month with the most cloud cover is January (Cloud cover 70).
The month with the least cloud cover is August (Cloud cover 34).

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Average visibility in December
Darlington, PA

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

The month with the highest visibility is April (6mi).
The months with the lowest visibility are January and February (4mi).

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Darlington, Pennsylvania, USA

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