December weather forecast
Clearfield, KY

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Weather in December

December, the first month of the winter in Clearfield, is still a chilly month, with temperature in the range of an average high of 43.7°F (6.5°C) and an average low of 32.2°F (0.1°C).

Temperature

Clearfield's weather in December involves a decrease in the average high-temperature, moving down from November's cool 52.9°F (11.6°C) to a chilly 43.7°F (6.5°C). The nighttime temperature, during December, averages of 32.2°F (0.1°C).

Humidity

February and December, with an average relative humidity of 81%, are the most humid months.

Rainfall

In Clearfield, during December, the rain falls for 12.5 days and regularly aggregates up to 2.99" (76mm) of precipitation. Throughout the year, there are 166.6 rainfall days, and 30.94" (786mm) of precipitation is accumulated.

Snowfall

January through April, October through December are months with snowfall. In Clearfield, in December, during 6.9 snowfall days, 2.05" (52mm) of snow is typically accumulated. In Clearfield, during the entire year, snow falls for 33.5 days and aggregates up to 11.14" (283mm) of snow.

Daylight

December has the shortest days of the year, with an average of 9h and 36min of daylight.
On the first day of the month, sunrise is at 7:31 am and sunset at 5:14 pm. On the last day of December, sunrise is at 7:50 am and sunset at 5:24 pm EST.

Sunshine

In December, the average sunshine is 4.1h.

UV index

The months with the lowest UV index are January, February and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for the average person.
Note: The UV index of 2 in December translates into these instructions:
Most people face no serious problems with extended sun exposure, but those with fair skin, infants, and children always need protection. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Forewarned is forearmed! The Sun's UV radiation can be almost doubled in intensity by snow reflection.
Updated: Aug 20, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is December?

In December, in Clearfield, the average high-temperature is 43.7°F (6.5°C), and the average low-temperature is 32.2°F (0.1°C). In August, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, is evaluated at 95°F (35°C).

What is the most humid month?

February and December, with an average relative humidity of 81%, are most humid months.

What is the average humidity in December?

In December, the average relative humidity is 81%.

How much does it rain in December?

In Clearfield, in December, during 12.5 rainfall days, 2.99" (76mm) of precipitation is typically accumulated.

How much does it snow in December?

In Clearfield, in December, snow falls for 6.9 days, with typically accumulated 2.05" (52mm) of snow.

What is the month with the shortest days?

December has the shortest days of the year, with an average of 9h and 36min of daylight.

What is the average length of the day in December?

In Clearfield, the average day length in December is 9h and 34min.

When are sunrise and sunset in December?

In December, on the first day of the month, sunrise is at 7:31 am and sunset at 5:14 pm. On the last day of the month, sunrise is at 7:50 am and sunset at 5:24 pm EST.

How long on average sun shines in December?

The average sunshine duration in December is 4.1h.

What is the month with the lowest UV index?

January, February and December, with an average maximum UV index of 2, are months with the lowest UV index.

What is the UV index reading in December in Clearfield?

In December, the average daily maximum UV index is 2. A UV Index estimate of 2, and below, represents a low health threat 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
Clearfield, KY

Average temperature in December - Clearfield, KY
  • Average high temperature in December: 43.7°F

The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (38.7°F).

  • Average low temperature in December: 32.2°F

The month with the highest average low temperature is July (64.4°F).
The coldest month (with the lowest average low temperature) is January (25.7°F).

Average pressure in December
Clearfield, KY

Average pressure in December - Clearfield, KY
  • Average pressure in December: 30.14"Hg

The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).

Average wind speed in December
Clearfield, KY

Average wind speed in December - Clearfield, KY
  • Average wind speed in December: 7.1mph

The windiest month (with the highest average wind speed) is January (7.7mph).
The calmest month (with the lowest average wind speed) is August (4.6mph).

Average humidity in December
Clearfield, KY

Average humidity in December - Clearfield, KY
  • Average humidity in December: 81%

The months with the highest relative humidity are February and December (81%).
The month with the lowest relative humidity is August (75%).

Average rainfall in December
Clearfield, KY

Average rainfall in December - Clearfield, KY
  • Average rainfall in December: 2.99"

The wettest month (with the highest rainfall) is May (3.23").
The driest month (with the least rainfall) is September (1.93").

Average rainfall days in December
Clearfield, KY

Average rainfall days in December - Clearfield, KY
  • Average rainfall days in December: 12.5 days

The month with the highest number of rainy days is July (18.6 days).
The month with the least rainy days is November (10.1 days).

Average snowfall in December
Clearfield, KY

Average snowfall in December - Clearfield, KY
  • Average snowfall in December: 2.05"

The month with the highest snowfall is January (2.6").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in December
Clearfield, KY

Average snowfall days in December - Clearfield, KY
  • Average snowfall days in December: 6.9 days

The month with the highest number of snowfall days is January (9.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Clearfield, KY

Average daylight in December / Average sunshine in December - Clearfield, KY
  • Average daylight in December: 9h and 4min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in December: 4h and 1min

The months with the most sunshine are June and August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

Average sunshine days in December
Clearfield, KY

Average sunshine days in December - Clearfield, KY
  • Average sunshine days in December: 13.9 days

The month with the most sunshine days is October (17.5 days).
The month with the least sunshine days is February (10.8 days).

Average UV index in December
Clearfield, KY

Average UV index in December - Clearfield, KY
  • 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 and December (UV index 2).

Average cloud cover in December
Clearfield, KY

Average cloud cover in December - Clearfield, KY
  • Average cloud cover in December: 58

The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 31).

Average visibility in December
Clearfield, KY

Average visibility in December - Clearfield, KY
  • Average visibility in December: 5mi

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

Clearfield, Kentucky, USA

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