December weather forecast
Sizerock, KY

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Weather in December

The first month of the winter, December, is still a chilly month in Sizerock, Kentucky, with temperature in the range of an average high of 45.9°F (7.7°C) and an average low of 33.3°F (0.7°C).

Temperature

December is characterized by a slight reduction in average high-temperature, easing from a fresh 54.3°F (12.4°C) in November to a frosty 45.9°F (7.7°C). In December, Sizerock experiences a temperature dip to an average of 33.3°F (0.7°C) at night.

Humidity

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

Rainfall

In Sizerock, in December, it is raining for 12.6 days, with typically 2.99" (76mm) of accumulated precipitation. Throughout the year, in Sizerock, Kentucky, there are 172.6 rainfall days, and 31.42" (798mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through April, October through December. In Sizerock, during December, snow falls for 5.6 days and regularly aggregates up to 2.28" (58mm) of snow. In Sizerock, during the entire year, snow falls for 29 days and aggregates up to 9.37" (238mm) of snow.

Daylight

The month with the shortest days is December, with an average of 9h and 42min of daylight.
On the first day of the month, sunrise is at 7:29 am and sunset at 5:16 pm. On the last day of December, in Sizerock, Kentucky, sunrise is at 7:47 am and sunset at 5:26 pm EST.

Sunshine

In Sizerock, the average sunshine in December is 4.7h.

UV index

January, February and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation for the ordinary person.
Note: In December, a daily UV index of 2 turns into the following recommendations:
Children necessitate constant protection from sunlight, unlike the majority, who can remain under the sun for about an hour without burning. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
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Frequently asked questions

What is the usual temperature for Sizerock in December?

The average high-temperature and low-temperature in Sizerock, Kentucky, during December are 45.9°F (7.7°C) and 33.3°F (0.7°C) respectively. The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, in August is appraised at 95°F (35°C).

What is the most humid month in Sizerock?

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

What is the average humidity in December in Sizerock?

The average relative humidity in December in Sizerock is 80%.

How much does it rain in Sizerock in December?

In Sizerock, during December, the rain falls for 12.6 days and regularly aggregates up to 2.99" (76mm) of precipitation.

How many days does it snow in December in Sizerock?

In December, in Sizerock, Kentucky, it is snowing for 5.6 days. Throughout December, 2.28" (58mm) of snow is accumulated.

What is the month with the shortest days in Sizerock?

With an average of 9h and 42min of daylight, December has the shortest days of the year in Sizerock, Kentucky.

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

In Sizerock, the average day length in December is 9h and 39min.

When are sunrise and sunset in December in Sizerock?

In December, on the first day of the month, sunrise is at 7:29 am and sunset at 5:16 pm. On the last day of the month, in Sizerock, sunrise is at 7:47 am and sunset at 5:26 pm EST.

How many hours of sunshine does Sizerock have in December?

The average sunshine duration in December is 4.7h.

When is the lowest UV index in Sizerock?

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 Sizerock?

In Sizerock, Kentucky, the average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes a minimal hazard to health from exposure to the Sun's 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
Sizerock, KY

Average temperature in December - Sizerock, KY
  • Average high temperature in December: 45.9°F

The warmest month (with the highest average high temperature) is July (86.2°F).
The month with the lowest average high temperature is January (41°F).

  • Average low temperature in December: 33.3°F

The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (27.1°F).

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Average pressure in December
Sizerock, KY

Average pressure in December - Sizerock, 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
Sizerock, KY

Average wind speed in December - Sizerock, KY
  • Average wind speed in December: 6.3mph

The windiest month (with the highest average wind speed) is February (6.9mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).

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Average humidity in December
Sizerock, KY

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

The months with the highest relative humidity are February and December (80%).
The months with the lowest relative humidity are April, June, August, September, October and November (76%).

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Average rainfall in December
Sizerock, KY

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

The wettest month (with the highest rainfall) is February (3.31").
The driest month (with the least rainfall) is September (1.81").

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Average rainfall days in December
Sizerock, KY

Average rainfall days in December - Sizerock, KY
  • Average rainfall days in December: 12.6 days

The month with the highest number of rainy days is May (18.6 days).
The month with the least rainy days is November (11 days).

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Average snowfall in December
Sizerock, KY

Average snowfall in December - Sizerock, KY
  • Average snowfall in December: 2.28"

The month with the highest snowfall is February (2.48").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in December
Sizerock, KY

Average snowfall days in December - Sizerock, KY
  • Average snowfall days in December: 5.6 days

The month with the highest number of snowfall days is January (8.8 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
Sizerock, KY

Average daylight in December / Average sunshine in December - Sizerock, 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 month with the most sunshine is June (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).

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Average sunshine days in December
Sizerock, KY

Average sunshine days in December - Sizerock, KY
  • Average sunshine days in December: 13.5 days

The month with the most sunshine days is November (16.8 days).
The month with the least sunshine days is February (9.3 days).

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Average UV index in December
Sizerock, KY

Average UV index in December - Sizerock, 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).

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Average cloud cover in December
Sizerock, KY

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

The months with the most cloud cover are January and February (Cloud cover 57).
The month with the least cloud cover is August (Cloud cover 31).

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Average visibility in December
Sizerock, KY

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

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

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Sizerock, Kentucky, USA

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