December weather forecast
Lewisburg, KY

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Weather in December

December, the first month of the winter in Lewisburg, is also a frosty month, with temperature in the range of an average low of 34.2°F (1.2°C) and an average high of 47.1°F (8.4°C).

Temperature

In the transition to December, Lewisburg observes a minor drop in the average high-temperature, shifting from a mild 55.6°F (13.1°C) in November to a chilly 47.1°F (8.4°C). During the month of December, Lewisburg experiences a steady low-temperature average of 34.2°F (1.2°C).

Humidity

March, May and December, with an average relative humidity of 79%, are the most humid months.

Rainfall

In Lewisburg, during December, the rain falls for 9.4 days and regularly aggregates up to 1.18" (30mm) of precipitation. Throughout the year, in Lewisburg, Kentucky, there are 138.2 rainfall days, and 16.3" (414mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through April and December. December is the first month it typically snows in Lewisburg. Throughout December, in the average 2 snowfall days, it receives 0.24" (6mm) of snow. Throughout the year, in Lewisburg, there are 9.7 snowfall days, and 0.94" (24mm) of snow is accumulated.

Daylight

December has the shortest days of the year, with an average of 9h and 42min of daylight.
On the first day of December, sunrise is at 6:42 am and sunset at 4:31 pm. On the last day of the month, sunrise is at 7:00 am and sunset at 4:41 pm CST.

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 vulnerability from unsafe exposure to UV radiation for average individuals.
Note: A typical high UV index of 2 in December suggests the following recommendations:
Most individuals face no significant issues with extended sun exposure, but it is always essential to protect children, babies, and those with sensitive skin. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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Frequently asked questions

What is the average December temperature in Lewisburg?

December temperatures in Lewisburg, Kentucky, vary between a high-temperature of 47.1°F (8.4°C) and a low-temperature of 34.2°F (1.2°C). In August, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, is computed to be 96.8°F (36°C).

What is the most humid month in Lewisburg?

March, May and December, with an average relative humidity of 79%, are most humid months in Lewisburg.

What is the average humidity in December in Lewisburg?

In December, the average relative humidity in Lewisburg is 79%.

How much does it rain in Lewisburg in December?

In Lewisburg, in December, during 9.4 rainfall days, 1.18" (30mm) of precipitation is typically accumulated.

When does it start snowing in Lewisburg?

December is the first month it typically snows. Throughout December, in the average 2 snowfall days, it receives 0.24" (6mm) of snow.

What is the month with the shortest days in Lewisburg?

The month with the shortest days in Lewisburg, Kentucky, is December, with an average of 9h and 42min of daylight.

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

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

What time are sunrise and sunset in December in Lewisburg?

In December, on the first day of the month, sunrise is at 6:42 am and sunset at 4:31 pm. On the last day of the month, in Lewisburg, Kentucky, sunrise is at 7:00 am and sunset at 4:41 pm CST.

How many hours of sunshine does Lewisburg have in December?

In Lewisburg, Kentucky, the average sunshine duration in December is 4.7h.

When is the lowest UV index in Lewisburg?

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

How high is the UV index in December in Lewisburg?

In December, the average daily maximum UV index in Lewisburg is 2. A UV Index estimate of 2, and below, represents a low health threat from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Lewisburg, KY

Average temperature in December - Lewisburg, KY
  • Average high temperature in December: 47.1°F

The warmest month (with the highest average high temperature) is July (87.1°F).
The month with the lowest average high temperature is January (42.1°F).

  • Average low temperature in December: 34.2°F

The month with the highest average low temperature is July (68.2°F).
The coldest month (with the lowest average low temperature) is January (28.8°F).

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Average pressure in December
Lewisburg, KY

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

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).

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Average wind speed in December
Lewisburg, KY

Average wind speed in December - Lewisburg, KY
  • Average wind speed in December: 8.1mph

The windiest month (with the highest average wind speed) is February (8.8mph).
The calmest months (with the lowest average wind speed) are July and August (5.2mph).

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Average humidity in December
Lewisburg, KY

Average humidity in December - Lewisburg, KY
  • Average humidity in December: 79%

The months with the highest relative humidity are March, May and December (79%).
The month with the lowest relative humidity is October (73%).

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Average rainfall in December
Lewisburg, KY

Average rainfall in December - Lewisburg, KY
  • Average rainfall in December: 1.18"

The wettest month (with the highest rainfall) is July (2.05").
The driest month (with the least rainfall) is September (0.83").

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Average rainfall days in December
Lewisburg, KY

Average rainfall days in December - Lewisburg, KY
  • Average rainfall days in December: 9.4 days

The month with the highest number of rainy days is July (16.5 days).
The month with the least rainy days is November (7.8 days).

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Average snowfall in December
Lewisburg, KY

Average snowfall in December - Lewisburg, KY
  • Average snowfall in December: 0.24"

The month with the highest snowfall is February (0.28").
The months with the least snowfall are May, June, July, August, September, October and November (0").

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Average snowfall days in December
Lewisburg, KY

Average snowfall days in December - Lewisburg, KY
  • Average snowfall days in December: 2 days

The month with the highest number of snowfall days is February (2.9 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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

Average daylight in December / Average sunshine in December - Lewisburg, 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 36min).
The months with the least sunshine are January and February (Average sunshine: 4h and 36min).

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Average sunshine days in December
Lewisburg, KY

Average sunshine days in December - Lewisburg, KY
  • Average sunshine days in December: 19.5 days

The month with the most sunshine days is November (20.7 days).
The month with the least sunshine days is July (11.1 days).

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Average UV index in December
Lewisburg, KY

Average UV index in December - Lewisburg, 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
Lewisburg, KY

Average cloud cover in December - Lewisburg, KY
  • Average cloud cover in December: 51

The months with the most cloud cover are January and February (Cloud cover 52).
The month with the least cloud cover is June (Cloud cover 28).

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Average visibility in December
Lewisburg, KY

Average visibility in December - Lewisburg, KY
  • Average visibility in December: 6mi

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

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Lewisburg, Kentucky, USA

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