December weather forecast
Threeforks, KY

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Weather in December

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

Temperature

The average high-temperature slightly decreases in December, shifting from a cool 54°F (12.2°C) in November to a frosty 45.1°F (7.3°C). An average low-temperature of 33.1°F (0.6°C) is noted during the nights in December.

Humidity

In December, the average relative humidity is 80%.

Rainfall

In December, the rain falls for 11 days. Throughout December, 2.91" (74mm) of precipitation is accumulated. Throughout the year, there are 163.6 rainfall days, and 30.43" (773mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. In Threeforks, in December, during 6 snowfall days, 3.9" (99mm) of snow is typically accumulated. Throughout the year, there are 32.9 snowfall days, and 16.81" (427mm) of snow is accumulated.

Daylight

The month with the shortest days is December, with an average of 9h and 36min of daylight.
On the first day of December, sunrise is at 7:27 am and sunset at 5:11 pm. On the last day of the month, sunrise is at 7:45 am and sunset at 5:21 pm EST.

Sunshine

In December, the average sunshine is 4.5h.

UV index

January, February and December, with an average maximum UV index of 2, are months with the lowest UV index in Threeforks. A UV Index value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for average individuals.
Note: The maximum UV index of 2 during December translates into these guidelines:
Most individuals face no significant issues with extended sun exposure, but it is always essential to protect children, babies, and those with sensitive skin. It's recommended to limit sun exposure when its radiation is at its peak during midday. To cut down UV radiation exposure by about half, sport a wide-brim hat. Be alert! Nearly double the UV rays from the Sun can be reflected by snow.
Updated: Aug 17, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Threeforks in December?

The average high-temperature and low-temperature during December are 45.1°F (7.3°C) and 33.1°F (0.6°C) respectively. In August, the average heat index (a.k.a. 'real feel', 'apparent 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 average humidity in December?

The average relative humidity in December is 80%.

How much does it rain in Threeforks in December?

In Threeforks, in December, it is raining for 11 days, with typically 2.91" (74mm) of accumulated precipitation.

How much does it snow in December?

In Threeforks, during December, snow falls for 6 days and regularly aggregates up to 3.9" (99mm) of snow.

What is the month with the shortest days?

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

What is the average length of the day in December?

The average day length in December is 9h and 36min.

When is the sunrise / sunset in December?

On the first day of December, sunrise is at 7:27 am and sunset at 5:11 pm. On the last day of the month, sunrise is at 7:45 am and sunset at 5:21 pm EST.

How long on average sun shines in December?

In Threeforks, the average sunshine duration in December is 4.5h.

When is the lowest UV index?

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

What is the UV index reading in December?

The average daily maximum UV index in December 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
Threeforks, KY

Average temperature in December - Threeforks, KY
  • Average high temperature in December: 45.1°F

The warmest month (with the highest average high temperature) is July (86°F).
The month with the lowest average high temperature is January (40.1°F).

  • Average low temperature in December: 33.1°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 (26.8°F).

Average pressure in December
Threeforks, KY

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

The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).

Average wind speed in December
Threeforks, KY

Average wind speed in December - Threeforks, KY
  • Average wind speed in December: 5.8mph

The windiest month (with the highest average wind speed) is April (6.4mph).
The calmest month (with the lowest average wind speed) is August (3.9mph).

Average humidity in December
Threeforks, KY

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

The month with the highest relative humidity is February (81%).
The months with the lowest relative humidity are July, August and November (75%).

Average rainfall in December
Threeforks, KY

Average rainfall in December - Threeforks, KY
  • Average rainfall in December: 2.91"

The wettest months (with the highest rainfall) are February and May (3.27").
The driest month (with the least rainfall) is September (1.46").

Average rainfall days in December
Threeforks, KY

Average rainfall days in December - Threeforks, KY
  • Average rainfall days in December: 11 days

The month with the highest number of rainy days is May (18.2 days).
The month with the least rainy days is November (10.1 days).

Average snowfall in December
Threeforks, KY

Average snowfall in December - Threeforks, KY
  • Average snowfall in December: 3.9"

The month with the highest snowfall is February (4.09").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Threeforks, KY

Average snowfall days in December - Threeforks, KY
  • Average snowfall days in December: 6 days

The month with the highest number of snowfall days is January (9.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - Threeforks, 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 3min

The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).

Average sunshine days in December
Threeforks, KY

Average sunshine days in December - Threeforks, KY
  • Average sunshine days in December: 15.5 days

The month with the most sunshine days is October (17.7 days).
The month with the least sunshine days is May (10.5 days).

Average UV index in December
Threeforks, KY

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

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

Average cloud cover in December
Threeforks, KY

Average cloud cover in December - Threeforks, KY
  • Average cloud cover in December: 54

The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 31).

Average visibility in December
Threeforks, KY

Average visibility in December - Threeforks, 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).

Threeforks, Kentucky, USA

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