December weather forecast
Holmes Mill, KY

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Weather in December

The first month of the winter, December, is still a chilly month in Holmes Mill, Kentucky, with an average temperature varying between 32.4°F (0.2°C) and 45°F (7.2°C).

Temperature

Holmes Mill's weather in December involves a mild decrease in the average high-temperature, moving down slightly from November's fresh 52.7°F (11.5°C) to a chilly 45°F (7.2°C). An average temperature of 32.4°F (0.2°C) is recorded during the nights in December.

Humidity

The average relative humidity in December is 81%.

Rainfall

In Holmes Mill, in December, during 12.8 rainfall days, 3.86" (98mm) of precipitation is typically accumulated. Throughout the year, there are 197.2 rainfall days, and 44.92" (1141mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. In Holmes Mill, in December, during 8.5 snowfall days, 5.59" (142mm) of snow is typically accumulated. Throughout the year, there are 43 snowfall days, and 23.98" (609mm) of snow is accumulated.

Daylight

December has the shortest days of the year in Holmes Mill, with an average of 9h and 42min of daylight.
On the first day of the month, sunrise is at 7:26 am and sunset at 5:15 pm. On the last day of December, in Holmes Mill, sunrise is at 7:44 am and sunset at 5:25 pm EST.

Sunshine

In Holmes Mill, the average sunshine in December is 4.4h.

UV index

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: A daily maximum UV index of 2 in December translates into the following instructions:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.
Updated: Aug 18, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in December?

December temperatures vary between a high-temperature of 45°F (7.2°C) and a low-temperature of 32.4°F (0.2°C). In August, the average heat index (a.k.a. 'feels like', 'real feel'), which combines air temperature and relative humidity, is appraised at 89.6°F (32°C).

What is the average humidity in December?

The average relative humidity in December is 81%.

How many days does it rain in December?

In Holmes Mill, in December, it is raining for 12.8 days, with typically 3.86" (98mm) of accumulated precipitation.

How much does it snow in December?

In December, it is snowing for 8.5 days. Throughout December, 5.59" (142mm) of snow is accumulated.

What is the month with the shortest days?

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

What is the average length of the day in December?

In December, the average day length in Holmes Mill is 9h and 41min.

When is the sunrise / sunset in December in Holmes Mill?

On the first day of December, sunrise is at 7:26 am and sunset at 5:15 pm. On the last day of the month, sunrise is at 7:44 am and sunset at 5:25 pm EST.

How long on average sun shines in December?

In December, the average sunshine duration is 4.4h.

When is the lowest UV index?

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

What is the UV index reading in December?

In December, the average daily maximum UV index is 2. A UV Index of 2, and less, symbolizes a low health threat 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
Holmes Mill, KY

Average temperature in December - Holmes Mill, KY
  • Average high temperature in December: 45°F

The warmest month (with the highest average high temperature) is July (83.1°F).
The month with the lowest average high temperature is January (39.7°F).

  • Average low temperature in December: 32.4°F

The month with the highest average low temperature is July (61.5°F).
The coldest month (with the lowest average low temperature) is January (26.1°F).

Average pressure in December
Holmes Mill, KY

Average pressure in December - Holmes Mill, 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 (29.99"Hg).

Average wind speed in December
Holmes Mill, KY

Average wind speed in December - Holmes Mill, KY
  • Average wind speed in December: 5.9mph

The windiest month (with the highest average wind speed) is April (6.7mph).
The calmest month (with the lowest average wind speed) is August (3.9mph).

Average humidity in December
Holmes Mill, KY

Average humidity in December - Holmes Mill, KY
  • Average humidity in December: 81%

The month with the highest relative humidity is February (82%).
The month with the lowest relative humidity is November (77%).

Average rainfall in December
Holmes Mill, KY

Average rainfall in December - Holmes Mill, KY
  • Average rainfall in December: 3.86"

The wettest month (with the highest rainfall) is July (4.65").
The driest months (with the least rainfall) are September and November (2.87").

Average rainfall days in December
Holmes Mill, KY

Average rainfall days in December - Holmes Mill, KY
  • Average rainfall days in December: 12.8 days

The month with the highest number of rainy days is May (22.1 days).
The month with the least rainy days is November (11.9 days).

Average snowfall in December
Holmes Mill, KY

Average snowfall in December - Holmes Mill, KY
  • Average snowfall in December: 5.59"

The month with the highest snowfall is February (6.22").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Holmes Mill, KY

Average snowfall days in December - Holmes Mill, KY
  • Average snowfall days in December: 8.5 days

The month with the highest number of snowfall days is January (12.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Holmes Mill, KY

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

The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).

  • Average sunshine in December: 4h and 2min

The month with the most sunshine is June (Average sunshine: 9h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).

Average sunshine days in December
Holmes Mill, KY

Average sunshine days in December - Holmes Mill, KY
  • Average sunshine days in December: 11.7 days

The month with the most sunshine days is November (15.4 days).
The month with the least sunshine days is May (7.3 days).

Average UV index in December
Holmes Mill, KY

Average UV index in December - Holmes Mill, KY
  • Average UV index in December: 2

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

Average cloud cover in December
Holmes Mill, KY

Average cloud cover in December - Holmes Mill, KY
  • Average cloud cover in December: 57

The month with the most cloud cover is February (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 37).

Average visibility in December
Holmes Mill, KY

Average visibility in December - Holmes Mill, KY
  • Average visibility in December: 5mi

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

Holmes Mill, Kentucky, USA

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