December weather forecast
Carlton, PA

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Weather in December

The first month of the winter, December, is still a cold month in Carlton, Pennsylvania, with temperature in the range of an average high of 36.1°F (2.3°C) and an average low of 25.9°F (-3.4°C).

Temperature

Carlton's December weather shows a moderate shift in high-temperatures, falling from November's frosty 45.7°F (7.6°C) to a wintry 36.1°F (2.3°C). During December, Carlton records a consistent average nighttime temperature of 25.9°F (-3.4°C).

Humidity

In December, the average relative humidity is 88%.

Rainfall

In December, the rain falls for 11.3 days. Throughout December, 2.87" (73mm) of precipitation is accumulated. In Carlton, during the entire year, the rain falls for 174.1 days and collects up to 34.65" (880mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. In Carlton, in December, snow falls for 17.3 days, with typically accumulated 7.87" (200mm) of snow. In Carlton, during the entire year, snow falls for 83.8 days and aggregates up to 39.13" (994mm) of snow.

Daylight

The month with the shortest days is December, with an average of 9h and 12min of daylight.
On the first day of December, sunrise is at 7:27 am and sunset at 4:51 pm. On the last day of the month, sunrise is at 7:46 am and sunset at 5:00 pm EST.

Sunshine

In December, the average sunshine is 2.6h.

UV index

December is the month with the lowest UV index, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In December, the UV index of 1 transforms into the following advice:
While most people are not greatly affected by extended sun exposure, those with fair skin, babies, and children must always have protection. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Boost your sun resistance with garments that are densely woven yet spacious. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
Updated: Aug 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is it in December?

An average high-temperature, in December, in Carlton, is 36.1°F (2.3°C) and the average low-temperature is 25.9°F (-3.4°C).

What is the average humidity in December?

The average relative humidity in December is 88%.

How many days does it rain in December?

In December, the rain falls for 11.3 days. Throughout December, 2.87" (73mm) of precipitation is accumulated.

How much does it snow in December?

In December, it is snowing for 17.3 days. Throughout December, 7.87" (200mm) of snow is accumulated.

What is the month with the shortest days?

The month with the shortest days is December, with an average of 9h and 12min of daylight.

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

In December, the average day length in Carlton is 9h and 14min.

When are sunrise and sunset in December?

On the first day of December, sunrise is at 7:27 am and sunset at 4:51 pm. On the last day of the month, sunrise is at 7:46 am and sunset at 5:00 pm EST.

How many hours of sunshine does Carlton have in December?

In Carlton, the average sunshine duration in December is 2.6h.

When is the lowest UV index?

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

What is the UV index reading in December?

In December, the average daily maximum UV index is 1. A UV Index value of 2, and less, symbolizes a low health risk 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
Carlton, PA

Average temperature in December - Carlton, PA
  • Average high temperature in December: 36.1°F

The warmest month (with the highest average high temperature) is July (80.4°F).
The month with the lowest average high temperature is January (30.2°F).

  • Average low temperature in December: 25.9°F

The month with the highest average low temperature is July (59.4°F).
The coldest month (with the lowest average low temperature) is January (18°F).

Average pressure in December
Carlton, PA

Average pressure in December - Carlton, PA
  • Average pressure in December: 30.09"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).

Average wind speed in December
Carlton, PA

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

The windiest month (with the highest average wind speed) is January (8.3mph).
The calmest months (with the lowest average wind speed) are July and August (5.2mph).

Average humidity in December
Carlton, PA

Average humidity in December - Carlton, PA
  • Average humidity in December: 88%

The months with the highest relative humidity are January and February (89%).
The month with the lowest relative humidity is May (79%).

Average rainfall in December
Carlton, PA

Average rainfall in December - Carlton, PA
  • Average rainfall in December: 2.87"

The wettest month (with the highest rainfall) is April (3.58").
The driest month (with the least rainfall) is September (2.28").

Average rainfall days in December
Carlton, PA

Average rainfall days in December - Carlton, PA
  • Average rainfall days in December: 11.3 days

The month with the highest number of rainy days is May (19.3 days).
The month with the least rainy days is January (7.7 days).

Average snowfall in December
Carlton, PA

Average snowfall in December - Carlton, PA
  • Average snowfall in December: 7.87"

The month with the highest snowfall is January (10.31").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Carlton, PA

Average snowfall days in December - Carlton, PA
  • Average snowfall days in December: 17.3 days

The month with the highest number of snowfall days is January (21.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - Carlton, PA
  • Average daylight in December: 9h and 1min

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 12min).

  • Average sunshine in December: 2h and 4min

The months with the most sunshine are July and August (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 2h and 18min).

Average sunshine days in December
Carlton, PA

Average sunshine days in December - Carlton, PA
  • Average sunshine days in December: 7 days

The month with the most sunshine days is September (12.8 days).
The month with the least sunshine days is February (5.8 days).

Average UV index in December
Carlton, PA

Average UV index in December - Carlton, 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).

Average cloud cover in December
Carlton, PA

Average cloud cover in December - Carlton, PA
  • Average cloud cover in December: 73

The month with the most cloud cover is January (Cloud cover 77).
The month with the least cloud cover is August (Cloud cover 37).

Average visibility in December
Carlton, PA

Average visibility in December - Carlton, PA
  • Average visibility in December: 4mi

The months with the highest visibility are March, April, May, June, July, August, October and November (5mi).
The months with the lowest visibility are January, February, September and December (4mi).

Carlton, Pennsylvania, USA

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