December weather forecast and climate
Acorn, KY

December, the first month of the winter, in Acorn, is also a frosty month, with temperature in the range of an average high of 46.4°F (8°C) and an average low of 33.4°F (0.8°C).

Temperature

In Acorn, the average high-temperature slightly decreases, from a cool 54.9°F (12.7°C) in November, to a chilly 46.4°F (8°C). In Acorn, in December, the average low-temperature is 33.4°F (0.8°C).

Humidity

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

Rainfall

In December, the rain falls for 13.5 days. Throughout December, 3.7" (94mm) of precipitation is accumulated. Throughout the year, in Acorn, there are 175.1 rainfall days, and 38.31" (973mm) of precipitation is accumulated.

Snowfall

January through April, October through December are months with snowfall in Acorn. In Acorn, during December, snow falls for 6.5 days and regularly aggregates up to 2.01" (51mm) of snow. In Acorn, during the entire year, snow falls for 30.4 days, and aggregates up to 12.32" (313mm) of snow.

Daylight

December has the shortest days of the year, with an average of 9.6h of daylight.

Sunshine

In December, the average sunshine is 4.4h.

UV index

January, February and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a low threat to health from the exposure to the Sun's UV rays for ordinary individuals.
Note: The daily maximum UV index of 2 interpret into the following advice:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.

What is the temperature in December in Acorn?

In Acorn, in December, the average high-temperature is 46.4°F (8°C), and the average low-temperature is 33.4°F (0.8°C).

What are the most humid months in Acorn?

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

What is the average humidity in December in Acorn?

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

How many days does it rain in December in Acorn?

In Acorn, Kentucky, during December, the rain falls for 13.5 days and regularly aggregates up to 3.7" (94mm) of precipitation.

How many days does it snow in December in Acorn?

In Acorn, Kentucky, during December, snow falls for 6.5 days and regularly aggregates up to 2.01" (51mm) of snow.

What is the month with the shortest days in Acorn?

December has the shortest days of the year in Acorn, Kentucky, with an average of 9.6h of daylight.

How many hours of daylight does Acorn have in December?

In December, the average length of the day in Acorn is 9.6h.

How many hours of sunshine does Acorn have in December?

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

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

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

How high is the UV index in December in Acorn?

The average daily maximum UV index in December in Acorn is 2. A UV Index reading of 2, and below, represents a low health threat from unsafe exposure to the Sun's UV rays.
Average temperature in December - Acorn, KY
  • Average high temperature in December: 46.4°F

The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (41.5°F).

  • Average low temperature in December: 33.4°F

The month with the highest average low temperature is July (65.7°F).
The coldest month (with the lowest average low temperature) is January (27.5°F).

Average pressure in December - Acorn, KY
  • Average pressure in December: 30.14"

The month with the highest atmospheric pressure is January (30.16").
The month with the lowest atmospheric pressure is June (29.97").

Average wind speed in December - Acorn, KY
  • Average wind speed in December: 6.8mph

The windiest month (with the highest average wind speed) is February (7.4mph).
The calmest month (with the lowest average wind speed) is August (4.4mph).

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

Months with the highest relative humidity are February and December (80%).
The month with the lowest relative humidity is August (75%).

Average rainfall in December - Acorn, KY
  • Average rainfall in December: 3.7"

The wettest month (with the highest rainfall) is February (4.09").
The driest month (with the least rainfall) is September (2.2").

Average rainfall days in December - Acorn, KY
  • Average rainfall days in December: 13.5 days

The month with the highest number of rainy days is July (18 days).
The month with the least rainy days is January (11.2 days).

Average snowfall in December - Acorn, KY
  • Average snowfall in December: 2.01"

The month with the highest snowfall is February (3.58").
Months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in December - Acorn, KY
  • Average snowfall days in December: 6.5 days

The month with the highest number of snowfall days is January (8.8 days).
Months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in December / Average sunshine in December - Acorn, KY
  • Average daylight in December: 9.6h

The month with the longest days is June (Average daylight: 14.7h).
The month with the shortest days is December (Average daylight: 9.6h).

  • Average sunshine in December: 4.4h

The month with the most sunshine is June (Average sunshine: 10.3h).
The month with the least sunshine is January (Average sunshine: 4.3h).

Average sunshine days in December - Acorn, KY
  • Average sunshine days in December: 12.8 days

The month with the most sunshine days is October (16.6 days).
Months with the least sunshine days are February and July (10.1 days).

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

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

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

Months with the most cloud cover are January and February (Cloud cover 56).
The month with the least cloud cover is August (Cloud cover 31).

Average visibility in December - Acorn, KY
  • Average visibility in December: 5mi

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