December weather forecast
Coldbrook, PA

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Weather in December

The first month of the winter, December, is also a wintry month in Coldbrook, Pennsylvania, with an average temperature fluctuating between 39.7°F (4.3°C) and 27.9°F (-2.3°C).

Temperature

December shows a mild decline in the average high-temperature, falling from November's chilly 49.3°F (9.6°C) to an icy 39.7°F (4.3°C). During December nights, Coldbrook witnesses a consistent average temperature of 27.9°F (-2.3°C).

Humidity

The average relative humidity in December in Coldbrook is 84%.

Rainfall

In Coldbrook, during December, the rain falls for 9.4 days and regularly aggregates up to 1.42" (36mm) of precipitation. Throughout the year, in Coldbrook, there are 150.7 rainfall days, and 16.65" (423mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. In Coldbrook, during December, snow falls for 11.5 days and regularly aggregates up to 3.74" (95mm) of snow. In Coldbrook, during the entire year, snow falls for 58.2 days and aggregates up to 17.44" (443mm) of snow.

Daylight

With an average of 9h and 24min of daylight, December has the shortest days of the year.
On the first day of December, sunrise is at 7:21 am and sunset at 4:53 pm. On the last day of the month, sunrise is at 7:40 am and sunset at 5:03 pm EST.

Sunshine

In December, the average sunshine is 3.5h.

UV index

The months with the lowest UV index are January through March, October through December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's UV radiation for ordinary individuals.
Note: The average daily UV index of 2 in December transforms into the following instructions:
Most individuals face no major issues with lengthy exposure to the sun, but children, infants, and individuals with fair skin always require protection. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized. Alert! The snow's reflection can amplify the UV radiation of the Sun nearly twice.
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Frequently asked questions

How cold is December in Coldbrook?

An average high-temperature, in December, in Coldbrook, is 39.7°F (4.3°C) and the average low-temperature is 27.9°F (-2.3°C). In July, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which factors the actual air temperature with the relative humidity, is computed to be 87.8°F (31°C).

What is the average humidity in December in Coldbrook?

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

How much does it rain in Coldbrook in December?

In Coldbrook, Pennsylvania, in December, during 9.4 rainfall days, 1.42" (36mm) of precipitation is typically accumulated.

How many days does it snow in December in Coldbrook?

In Coldbrook, Pennsylvania, in December, snow falls for 11.5 days, with typically accumulated 3.74" (95mm) of snow.

What is the month with the shortest days in Coldbrook?

The month with the shortest days in Coldbrook, Pennsylvania, is December, with an average of 9h and 24min of daylight.

How many hours of daylight does Coldbrook have in December?

The average day length in December is 9h and 23min.

When is the sunrise / sunset in December in Coldbrook?

In December, on the first day of the month, sunrise is at 7:21 am and sunset at 4:53 pm. On the last day of the month, sunrise is at 7:40 am and sunset at 5:03 pm EST.

How long on average sun shines in December in Coldbrook?

In Coldbrook, the average sunshine duration in December is 3.5h.

When is the lowest UV index in Coldbrook?

The months with the lowest UV index in Coldbrook are January through March, October through December, with an average maximum UV index of 2.

How high is the UV index in December in Coldbrook?

In Coldbrook, the average daily maximum UV index in December is 2. A UV Index value 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
Coldbrook, PA

Average temperature in December - Coldbrook, PA
  • Average high temperature in December: 39.7°F

The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (34°F).

  • Average low temperature in December: 27.9°F

The month with the highest average low temperature is July (59.9°F).
The coldest month (with the lowest average low temperature) is January (20.5°F).

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Average pressure in December
Coldbrook, PA

Average pressure in December - Coldbrook, PA
  • Average pressure in December: 30.11"Hg

The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

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Average wind speed in December
Coldbrook, PA

Average wind speed in December - Coldbrook, PA
  • Average wind speed in December: 7.7mph

The windiest month (with the highest average wind speed) is January (8.4mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

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Average humidity in December
Coldbrook, PA

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

The months with the highest relative humidity are January and February (85%).
The months with the lowest relative humidity are July and August (77%).

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Average rainfall in December
Coldbrook, PA

Average rainfall in December - Coldbrook, PA
  • Average rainfall in December: 1.42"

The wettest month (with the highest rainfall) is May (1.97").
The driest months (with the least rainfall) are September and November (0.91").

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Average rainfall days in December
Coldbrook, PA

Average rainfall days in December - Coldbrook, PA
  • Average rainfall days in December: 9.4 days

The month with the highest number of rainy days is May (18.1 days).
The month with the least rainy days is February (7.9 days).

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Average snowfall in December
Coldbrook, PA

Average snowfall in December - Coldbrook, PA
  • Average snowfall in December: 3.74"

The month with the highest snowfall is January (4.29").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Coldbrook, PA

Average snowfall days in December - Coldbrook, PA
  • Average snowfall days in December: 11.5 days

The month with the highest number of snowfall days is January (15.9 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
Coldbrook, PA

Average daylight in December / Average sunshine in December - Coldbrook, 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: 3h and 3min

The month with the most sunshine is August (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 2h and 54min).

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Average sunshine days in December
Coldbrook, PA

Average sunshine days in December - Coldbrook, PA
  • Average sunshine days in December: 12.1 days

The month with the most sunshine days is November (16.6 days).
The month with the least sunshine days is January (8.6 days).

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Average UV index in December
Coldbrook, PA

Average UV index in December - Coldbrook, PA
  • Average UV index in December: 2

The months with the highest UV index are July and August (UV index 6).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).

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Average cloud cover in December
Coldbrook, PA

Average cloud cover in December - Coldbrook, 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 37).

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Average visibility in December
Coldbrook, PA

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

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

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Coldbrook, Pennsylvania, USA

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