December weather forecast
Cornettsville, KY

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Weather in December

The first month of the winter, December, is also a frosty month in Cornettsville, Kentucky, with an average temperature varying between 33.1°F (0.6°C) and 45.1°F (7.3°C).

Temperature

December is characterized by a slight reduction in average high-temperature, easing from a cool 54°F (12.2°C) in November to a chilly 45.1°F (7.3°C). In the month of December, Cornettsville's average low-temperature falls to a wintry 33.1°F (0.6°C).

Humidity

The months with the highest humidity in Cornettsville are February and December, with an average relative humidity of 80%.

Rainfall

In December, the rain falls for 11.7 days. Throughout December, 2.36" (60mm) of precipitation is accumulated. Throughout the year, in Cornettsville, there are 168.8 rainfall days, and 24.84" (631mm) of precipitation is accumulated.

Snowfall

January through April, October through December are months with snowfall. In December, it is snowing for 6.1 days. Throughout December, 2.95" (75mm) of snow is accumulated. In Cornettsville, during the entire year, snow falls for 33.3 days and aggregates up to 11.34" (288mm) of snow.

Daylight

With an average of 9h and 42min of daylight, December has the shortest days of the year in Cornettsville.
On the first day of the month, sunrise is at 7:27 am and sunset at 5:15 pm. On the last day of December, in Cornettsville, sunrise is at 7:45 am and sunset at 5:25 pm EST.

Sunshine

In December, the average sunshine is 4.7h.

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 reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: The daily high UV index of 2 during December translates into the following recommendations:
Children, infants, and individuals with sensitive skin should be constantly protected from extended sun exposure. To protect against the Sun's most potent rays, avoid direct exposure around midday. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Remember this! The UV radiation of the Sun can be nearly doubled by the reflective properties of snow.
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Frequently asked questions

What is the usual temperature for Cornettsville in December?

December temperatures in Cornettsville vary between a high-temperature of 45.1°F (7.3°C) and a low-temperature of 33.1°F (0.6°C). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which represents the influence of relative humidity on air temperature, in August is calculated to be 93.2°F (34°C).

What is the most humid month in Cornettsville?

February and December, with an average relative humidity of 80%, are most humid months in Cornettsville, Kentucky.

What is the average humidity in December in Cornettsville?

In December, the average relative humidity is 80%.

How much does it rain in Cornettsville in December?

In Cornettsville, Kentucky, in December, it is raining for 11.7 days, with typically 2.36" (60mm) of accumulated precipitation.

How many days does it snow in December in Cornettsville?

In Cornettsville, in December, snow falls for 6.1 days, with typically accumulated 2.95" (75mm) of snow.

What is the month with the shortest days in Cornettsville?

December has the shortest days of the year, with an average of 9h and 42min of daylight.

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

In December, the average day length is 9h and 40min.

When is the sunrise / sunset in December in Cornettsville?

In December, on the first day of the month, sunrise is at 7:27 am and sunset at 5:15 pm. On the last day of the month, in Cornettsville, sunrise is at 7:45 am and sunset at 5:25 pm EST.

How many hours of sunshine does Cornettsville have in December?

The average sunshine duration in December in Cornettsville is 4.7h.

When is the lowest UV index in Cornettsville?

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

What is the UV index intensity in December in Cornettsville?

In December, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a minimal hazard to health from unprotected exposure to UV radiation.
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
Cornettsville, KY

Average temperature in December - Cornettsville, KY
  • Average high temperature in December: 45.1°F

The warmest month (with the highest average high temperature) is July (85.3°F).
The month with the lowest average high temperature is January (40.6°F).

  • Average low temperature in December: 33.1°F

The month with the highest average low temperature is July (63°F).
The coldest month (with the lowest average low temperature) is January (27°F).

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Average pressure in December
Cornettsville, KY

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

The months with the highest atmospheric pressure are January and November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).

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Average wind speed in December
Cornettsville, KY

Average wind speed in December - Cornettsville, KY
  • Average wind speed in December: 6mph

The windiest month (with the highest average wind speed) is April (6.7mph).
The calmest month (with the lowest average wind speed) is August (4mph).

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Average humidity in December
Cornettsville, KY

Average humidity in December - Cornettsville, KY
  • Average humidity in December: 80%

The months with the highest relative humidity are February and December (80%).
The month with the lowest relative humidity is November (75%).

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Average rainfall in December
Cornettsville, KY

Average rainfall in December - Cornettsville, KY
  • Average rainfall in December: 2.36"

The wettest month (with the highest rainfall) is February (2.76").
The driest month (with the least rainfall) is September (1.46").

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Average rainfall days in December
Cornettsville, KY

Average rainfall days in December - Cornettsville, KY
  • Average rainfall days in December: 11.7 days

The month with the highest number of rainy days is May (18.6 days).
The month with the least rainy days is November (10.5 days).

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Average snowfall in December
Cornettsville, KY

Average snowfall in December - Cornettsville, KY
  • Average snowfall in December: 2.95"

The month with the highest snowfall is February (3.15").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in December
Cornettsville, KY

Average snowfall days in December - Cornettsville, KY
  • Average snowfall days in December: 6.1 days

The month with the highest number of snowfall days is January (10.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

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

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 42min).

  • Average sunshine in December: 4h and 4min

The months with the most sunshine are June, July and August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).

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Average sunshine days in December
Cornettsville, KY

Average sunshine days in December - Cornettsville, KY
  • Average sunshine days in December: 14 days

The month with the most sunshine days is November (17.3 days).
The month with the least sunshine days is May (9.7 days).

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Average UV index in December
Cornettsville, KY

Average UV index in December - Cornettsville, KY
  • Average UV index in December: 2

The months with the highest UV index are May, June and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).

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Average cloud cover in December
Cornettsville, KY

Average cloud cover in December - Cornettsville, KY
  • Average cloud cover in December: 53

The month with the most cloud cover is February (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 32).

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Average visibility in December
Cornettsville, KY

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

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

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Cornettsville, Kentucky, USA

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