December weather forecast
Frankfort, KY

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The Capitol Building in Frankfort, Kentucky, during autumn
The Capitol Building in Frankfort, Kentucky, during autumn

Weather in December

December sees a return of winter in full force, with temperatures dropping considerably, and an increase in days with snow cover. Watch the region transform into a winter wonderland as snowfall accumulates to 0.71" (18mm). The cloud percentage surges upwards as winter takes hold, ushering in a sense of calm. Despite the chill, the festive spirit of the holiday season brightens the winter days. With peak winter conditions in place, one might expect to find the perfect backdrop for a white Christmas.

Temperature

With December's onset, the weather shows a temperature decrease, transitioning from a cool 52.9°F (11.6°C) in November to a chilly 43.9°F (6.6°C). Throughout the nights in December, an average low-temperature of 31.5°F (-0.3°C) is noted.

Humidity

The average relative humidity in December is 80%.

Rainfall

In Frankfort, during December, the rain falls for 11.7 days and regularly aggregates up to 2.13" (54mm) of precipitation. Throughout the year, there are 154.4 rainfall days, and 26.02" (661mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Frankfort are January through April, October through December. In December, in Frankfort, it is snowing for 6.2 days. Throughout December, 0.71" (18mm) of snow is accumulated. In Frankfort, during the entire year, snow falls for 30.4 days and aggregates up to 6.3" (160mm) of snow.

Daylight

The month with the shortest days is December, with an average of 9h and 36min of daylight.
On the first day of December in Frankfort, sunrise is at 7:37 am and sunset at 5:19 pm. On the last day of the month, sunrise is at 7:55 am and sunset at 5:29 pm EST.

Sunshine

In Frankfort, the average sunshine in December is 4.4h.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Frankfort. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for the average person.
Note: An average maximum UV index of 2 in December leads to these recommendations:
Extended sunlight exposure does not pose significant problems for most people, except for children, infants, and people with fair skin who always need shielding. When the Sun is at its strongest around midday, find shade and limit exposure. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Is December cold in Frankfort?

An average high-temperature, in December, in Frankfort, is 43.9°F (6.6°C) and the average low-temperature is 31.5°F (-0.3°C). In August, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which combines relative humidity and air temperature, is computed to be 93.2°F (34°C).

What is the average humidity in December in Frankfort?

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

How much does it rain in Frankfort in December?

In Frankfort, in December, it is raining for 11.7 days, with typically 2.13" (54mm) of accumulated precipitation.

How many days does it snow in December in Frankfort?

In Frankfort, Kentucky, in December, snow falls for 6.2 days, with typically accumulated 0.71" (18mm) of snow.

What is the month with the shortest days in Frankfort?

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

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

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

When is the sunrise / sunset in December in Frankfort?

In December, on the first day of the month, sunrise is at 7:37 am and sunset at 5:19 pm. On the last day of the month, sunrise is at 7:55 am and sunset at 5:29 pm EST.

How many hours of sunshine does Frankfort have in December?

In December, the average sunshine duration is 4.4h.

What is the month with the lowest UV index in Frankfort?

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

What is the UV index intensity in December in Frankfort?

In December, the average daily maximum UV index in Frankfort, Kentucky, is 2. A UV Index of 2, and less, symbolizes a minimal hazard to health 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
Frankfort, KY

Average temperature in December - Frankfort, KY
  • Average high temperature in December: 43.9°F

The warmest month (with the highest average high temperature) is July (86°F).
The month with the lowest average high temperature is January (38.8°F).

  • Average low temperature in December: 31.5°F

The month with the highest average low temperature is July (66.4°F).
The coldest month (with the lowest average low temperature) is January (25.7°F).

Average pressure in December
Frankfort, KY

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

The months with the highest atmospheric pressure are January and November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

Average wind speed in December
Frankfort, KY

Average wind speed in December - Frankfort, KY
  • Average wind speed in December: 8mph

The windiest month (with the highest average wind speed) is January (8.6mph).
The calmest months (with the lowest average wind speed) are July and August (5mph).

Average humidity in December
Frankfort, KY

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

The month with the highest relative humidity is February (81%).
The month with the lowest relative humidity is August (74%).

Average rainfall in December
Frankfort, KY

Average rainfall in December - Frankfort, KY
  • Average rainfall in December: 2.13"

The wettest month (with the highest rainfall) is April (2.72").
The driest month (with the least rainfall) is September (1.54").

Average rainfall days in December
Frankfort, KY

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

The month with the highest number of rainy days is May (16.9 days).
The month with the least rainy days is November (9.1 days).

Average snowfall in December
Frankfort, KY

Average snowfall in December - Frankfort, KY
  • Average snowfall in December: 0.71"

The month with the highest snowfall is February (1.61").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in December
Frankfort, KY

Average snowfall days in December - Frankfort, KY
  • Average snowfall days in December: 6.2 days

The month with the highest number of snowfall days is January (8.6 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - Frankfort, 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 2min

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 6min).

Average sunshine days in December
Frankfort, KY

Average sunshine days in December - Frankfort, KY
  • Average sunshine days in December: 15.7 days

The month with the most sunshine days is October (18.8 days).
The month with the least sunshine days is May (11.3 days).

Average UV index in December
Frankfort, KY

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

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

Average cloud cover in December
Frankfort, KY

Average cloud cover in December - Frankfort, KY
  • Average cloud cover in December: 55

The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 28).

Average visibility in December
Frankfort, KY

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

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

Frankfort, Kentucky, USA

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