December weather forecast
Blue Diamond, KY

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Weather in December

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

Temperature

Blue Diamond's progression into December involves a gentle drop in the average high-temperature, from a fresh 54°F (12.2°C) in November to a frosty 45.1°F (7.3°C). Blue Diamond's average low-temperature in the month of December is recorded at a cold 33.1°F (0.6°C).

Humidity

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

Rainfall

In Blue Diamond, in December, it is raining for 11.7 days, with typically 2.36" (60mm) of accumulated precipitation. Throughout the year, there are 168.8 rainfall days, and 24.84" (631mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Blue Diamond are January through April, October through December. In Blue Diamond, in December, snow falls for 6.1 days, with typically accumulated 2.95" (75mm) of snow. In Blue Diamond, Kentucky, 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 36min of daylight, December has the shortest days of the year.
On the first day of December, sunrise is at 7:28 am and sunset at 5:15 pm. On the last day of the month, sunrise is at 7:46 am and sunset at 5:25 pm EST.

Sunshine

In December, the average sunshine in Blue Diamond is 4.7h.

UV index

The months with the lowest UV index in Blue Diamond, Kentucky, are January, February and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In December, a regular UV index of 2 translates into these guidelines:
Unlike children, who always need sun protection, most individuals can remain in the sun for up to an hour without getting burnt. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.
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Frequently asked questions

What is the temperature in December in Blue Diamond?

During December, Blue Diamond experiences an average high-temperature of 45.1°F (7.3°C) and a low-temperature of 33.1°F (0.6°C). In August, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, is estimated at 93.2°F (34°C).

What is the most humid month in Blue Diamond?

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

What is the average humidity in December in Blue Diamond?

In December, the average relative humidity in Blue Diamond is 80%.

How many days does it rain in December in Blue Diamond?

In December, in Blue Diamond, Kentucky, the rain falls for 11.7 days. Throughout December, 2.36" (60mm) of precipitation is accumulated.

How much does it snow in Blue Diamond in December?

In Blue Diamond, during December, snow falls for 6.1 days and regularly aggregates up to 2.95" (75mm) of snow.

What is the month with the shortest days in Blue Diamond?

The month with the shortest days in Blue Diamond, Kentucky, is December, with an average of 9h and 36min of daylight.

How many hours of daylight does Blue Diamond have in December?

In Blue Diamond, the average day length in December is 9h and 38min.

When is the sunrise / sunset in December in Blue Diamond?

On the first day of December, sunrise is at 7:28 am and sunset at 5:15 pm. On the last day of the month, sunrise is at 7:46 am and sunset at 5:25 pm EST.

How many hours of sunshine does Blue Diamond have in December?

The average sunshine duration in December in Blue Diamond, Kentucky, is 4.7h.

What is the month with the lowest UV index in Blue Diamond?

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

What is the UV index intensity in December in Blue Diamond?

In December, the average daily maximum UV index in Blue Diamond, Kentucky, is 2. A UV Index estimate of 2, and below, represents a minimal hazard to health 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
Blue Diamond, KY

Average temperature in December - Blue Diamond, 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
Blue Diamond, KY

Average pressure in December - Blue Diamond, 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
Blue Diamond, KY

Average wind speed in December - Blue Diamond, 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
Blue Diamond, KY

Average humidity in December - Blue Diamond, 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
Blue Diamond, KY

Average rainfall in December - Blue Diamond, 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
Blue Diamond, KY

Average rainfall days in December - Blue Diamond, 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
Blue Diamond, KY

Average snowfall in December - Blue Diamond, 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
Blue Diamond, KY

Average snowfall days in December - Blue Diamond, 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
Blue Diamond, KY

Average daylight in December / Average sunshine in December - Blue Diamond, 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 36min).

  • 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
Blue Diamond, KY

Average sunshine days in December - Blue Diamond, 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
Blue Diamond, KY

Average UV index in December - Blue Diamond, 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
Blue Diamond, KY

Average cloud cover in December - Blue Diamond, 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
Blue Diamond, KY

Average visibility in December - Blue Diamond, 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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Blue Diamond, Kentucky, USA

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