December weather forecast and climate
Bethanna, KY

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

Temperature

In December, the average high-temperature marginally drops, from a cool 53.8°F (12.1°C) in November, to a chilly 45.1°F (7.3°C). The average low-temperature, in Bethanna, is 33.1°F (0.6°C).

Humidity

Months with the highest humidity in Bethanna are February and December, with an average relative humidity of 80%.

Rainfall

In Bethanna, during December, the rain falls for 13.1 days and regularly aggregates up to 3.27" (83mm) of precipitation. In Bethanna, during the entire year, the rain falls for 178.7 days and collects up to 34.8" (884mm) of precipitation.

Snowfall

Months with snowfall are January through April, October through December. In December, it is snowing for 7.6 days. Throughout December, 2.95" (75mm) of snow is accumulated. Throughout the year, there are 37.5 snowfall days, and 15.43" (392mm) of snow is accumulated.

Daylight

The month with the shortest days is December, with an average of 9.6h of daylight.

Sunshine

In December, the average sunshine in Bethanna, Kentucky, is 4.4h.

UV index

January, February and December, with an average maximum UV index of 2, are months with the lowest UV index in Bethanna. A UV Index value of 2, and less, symbolizes a low health risk from the exposure to the Sun's UV radiation for the average person.
Note: In December, the average maximum UV index of 2 translate into the following recommendations:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.

What is the temperature in December in Bethanna?

In December, in Bethanna, the average high-temperature is 45.1°F (7.3°C), and the average low-temperature is 33.1°F (0.6°C).

What are the most humid months in Bethanna?

Months with the highest humidity in Bethanna, Kentucky, are February and December, with an average relative humidity of 80%.

What is the average humidity in December in Bethanna?

The average relative humidity in December is 80%.

How many days does it rain in December in Bethanna?

In Bethanna, during December, the rain falls for 13.1 days and regularly aggregates up to 3.27" (83mm) of precipitation.

How many days does it snow in December in Bethanna?

In Bethanna, Kentucky, during December, snow falls for 7.6 days and regularly aggregates up to 2.95" (75mm) of snow.

What is the month with the shortest days in Bethanna?

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

How many hours of daylight does Bethanna have in December?

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

How many hours of sunshine does Bethanna have in December?

The average sunshine in December is 4.4h.

When is the lowest UV index in Bethanna?

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

What is the UV index intensity in December in Bethanna?

In December, the average daily maximum UV index is 2. A UV Index estimate of 2, and below, represents a minimal hazard to health from the exposure to the Sun's UV radiation.
Average temperature in December - Bethanna, KY
  • Average high temperature in December: 45.1°F

The warmest month (with the highest average high temperature) is July (86.9°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 (64°F).
The coldest month (with the lowest average low temperature) is January (26.8°F).

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

Months with the highest atmospheric pressure are January and November (30.16").
The month with the lowest atmospheric pressure is June (29.98").

Average wind speed in December - Bethanna, KY
  • Average wind speed in December: 6.4mph

The windiest months (with the highest average wind speed) are January and February (6.9mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).

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

Months with the highest relative humidity are February and December (80%).
Months with the lowest relative humidity are August and November (74%).

Average rainfall in December - Bethanna, KY
  • Average rainfall in December: 3.27"

The wettest month (with the highest rainfall) is February (3.7").
The driest month (with the least rainfall) is September (2.01").

Average rainfall days in December - Bethanna, KY
  • Average rainfall days in December: 13.1 days

The month with the highest number of rainy days is May (18.8 days).
The month with the least rainy days is November (11.6 days).

Average snowfall in December - Bethanna, KY
  • Average snowfall in December: 2.95"

The month with the highest snowfall is February (4.25").
Months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in December - Bethanna, KY
  • Average snowfall days in December: 7.6 days

The month with the highest number of snowfall days is January (11.5 days).
Months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December / Average sunshine in December - Bethanna, 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 August (Average sunshine: 10.2h).
The month with the least sunshine is January (Average sunshine: 4h).

Average sunshine days in December - Bethanna, KY
  • Average sunshine days in December: 12 days

The month with the most sunshine days is October (15.9 days).
The month with the least sunshine days is February (9.3 days).

Average UV index in December - Bethanna, 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 - Bethanna, KY
  • Average cloud cover in December: 55

Months with the most cloud cover are January and February (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 31).

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

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