December weather forecast
Coles Creek, PA

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Weather in December

The first month of the winter, December, is still a cold month in Coles Creek, Pennsylvania, with an average temperature fluctuating between 37.6°F (3.1°C) and 27°F (-2.8°C).

Temperature

Coles Creek's December weather features a mild decline in high-temperatures, reducing from a frosty 47.3°F (8.5°C) in November to a wintry 37.6°F (3.1°C). Coles Creek encounters a steady low-temperature average of 27°F (-2.8°C) throughout the month of December.

Humidity

In December, the average relative humidity is 82%.

Rainfall

In December, the rain falls for 12.4 days. Throughout December, 2.52" (64mm) of precipitation is accumulated. Throughout the year, there are 166.3 rainfall days, and 31.06" (789mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. In Coles Creek, Pennsylvania, in December, snow falls for 9.4 days, with typically accumulated 3.94" (100mm) of snow. Throughout the year, in Coles Creek, there are 47.6 snowfall days, and 22.91" (582mm) of snow is accumulated.

Daylight

With an average of 9h and 18min of daylight, December has the shortest days of the year in Coles Creek.
On the first day of the month, sunrise is at 7:12 am and sunset at 4:37 pm. On the last day of December, in Coles Creek, sunrise is at 7:30 am and sunset at 4:46 pm EST.

Sunshine

In Coles Creek, the average sunshine in December is 4.1h.

UV index

With an average maximum UV index of 1, December is the month with the lowest UV index in Coles Creek. 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 maximum daily UV index, 1 in December, converts into the following recommendations:
Infants, children, and people with sensitive skin should always have protection against lengthy periods of sun exposure. It's recommended to limit sun exposure when its radiation is at its peak during midday. To cut down UV radiation exposure by about half, sport a wide-brim hat. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.
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Frequently asked questions

Is December cold in Coles Creek?

The average high-temperature and low-temperature in Coles Creek during December are 37.6°F (3.1°C) and 27°F (-2.8°C) respectively. In July, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which combines air temperature and relative humidity, is computed to be 87.8°F (31°C).

What is the average humidity in December in Coles Creek?

In Coles Creek, Pennsylvania, the average relative humidity in December is 82%.

How many days does it rain in December in Coles Creek?

In December, the rain falls for 12.4 days. Throughout December, 2.52" (64mm) of precipitation is accumulated.

How many days does it snow in December in Coles Creek?

In Coles Creek, Pennsylvania, during December, snow falls for 9.4 days and regularly aggregates up to 3.94" (100mm) of snow.

What is the month with the shortest days in Coles Creek?

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

What is the average length of the day in December in Coles Creek?

The average day length in December is 9h and 16min.

When are sunrise and sunset in December in Coles Creek?

On the first day of December in Coles Creek, sunrise is at 7:12 am and sunset at 4:37 pm. On the last day of the month, sunrise is at 7:30 am and sunset at 4:46 pm EST.

How long on average sun shines in December in Coles Creek?

In Coles Creek, Pennsylvania, the average sunshine duration in December is 4.1h.

When is the lowest UV index in Coles Creek?

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

How high is the UV index in December in Coles Creek?

In Coles Creek, Pennsylvania, the average daily maximum UV index in December is 1. 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
Coles Creek, PA

Average temperature in December - Coles Creek, PA
  • Average high temperature in December: 37.6°F

The warmest month (with the highest average high temperature) is July (81.3°F).
The month with the lowest average high temperature is January (31.8°F).

  • Average low temperature in December: 27°F

The month with the highest average low temperature is July (59.5°F).
The coldest month (with the lowest average low temperature) is January (19°F).

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Average pressure in December
Coles Creek, PA

Average pressure in December - Coles Creek, PA
  • Average pressure in December: 30.09"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
Coles Creek, PA

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

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

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Average humidity in December
Coles Creek, PA

Average humidity in December - Coles Creek, PA
  • Average humidity in December: 82%

The month with the highest relative humidity is February (83%).
The month with the lowest relative humidity is April (77%).

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Average rainfall in December
Coles Creek, PA

Average rainfall in December - Coles Creek, PA
  • Average rainfall in December: 2.52"

The wettest months (with the highest rainfall) are April and May (2.99").
The driest month (with the least rainfall) is September (2.05").

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Average rainfall days in December
Coles Creek, PA

Average rainfall days in December - Coles Creek, PA
  • Average rainfall days in December: 12.4 days

The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is January (9.3 days).

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Average snowfall in December
Coles Creek, PA

Average snowfall in December - Coles Creek, PA
  • Average snowfall in December: 3.94"

The month with the highest snowfall is January (5.94").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Coles Creek, PA

Average snowfall days in December - Coles Creek, PA
  • Average snowfall days in December: 9.4 days

The month with the highest number of snowfall days is January (12.9 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
Coles Creek, PA

Average daylight in December / Average sunshine in December - Coles Creek, 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: 4h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 3h and 48min).

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Average sunshine days in December
Coles Creek, PA

Average sunshine days in December - Coles Creek, PA
  • Average sunshine days in December: 12.5 days

The month with the most sunshine days is November (16.3 days).
The month with the least sunshine days is February (9.8 days).

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Average UV index in December
Coles Creek, PA

Average UV index in December - Coles Creek, 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).

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Average cloud cover in December
Coles Creek, PA

Average cloud cover in December - Coles Creek, PA
  • Average cloud cover in December: 58

The months with the most cloud cover are February and December (Cloud cover 58).
The month with the least cloud cover is July (Cloud cover 35).

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Average visibility in December
Coles Creek, PA

Average visibility in December - Coles Creek, PA
  • Average visibility in December: 5mi

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

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Coles Creek, Pennsylvania, USA

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