December weather forecast
Duco, KY

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Weather in December

The first month of the winter, December, is still a chilly month in Duco, Kentucky, with an average temperature varying between 33.1°F (0.6°C) and 45.1°F (7.3°C).

Temperature

The onset of December results in a small decrease in the average high-temperature, moderately receding from a cool 53.8°F (12.1°C) in November to a frosty 45.1°F (7.3°C). Duco experiences an average low-temperature of 33.1°F (0.6°C) in the month of December.

Humidity

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

Rainfall

In December, the rain falls for 13.1 days. Throughout December, 3.27" (83mm) of precipitation is accumulated. Throughout the year, there are 178.7 rainfall days, and 34.8" (884mm) of precipitation is accumulated.

Snowfall

January through April, October through December are months with snowfall. In Duco, in December, snow falls for 7.6 days, with typically accumulated 2.95" (75mm) of snow. 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 9h and 36min of daylight.
On the first day of the month, sunrise is at 7:28 am and sunset at 5:13 pm. On the last day of December, sunrise is at 7:46 am and sunset at 5:23 pm EST.

Sunshine

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

UV index

The months with the lowest UV index are January, February and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low health risk from unprotected exposure to Sun's UV rays for average individuals.
Note: The maximum daily UV index of 2 during December translates into the following directions:
Most individuals can handle sun exposure for up to an hour without burning, but children must always be shielded from sun exposure. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.

Frequently asked questions

What is the average December temperature?

In Duco, 45.1°F (7.3°C) is the average high-temperature and 33.1°F (0.6°C) is the average low-temperature during December. In August, the average heat index (a.k.a. 'feels like', 'real feel'), which combines relative humidity and air temperature, is estimated at 96.8°F (36°C).

What are the most humid months?

The months with the highest humidity are February and December, with an average relative humidity of 80%.

What is the average humidity in December?

The average relative humidity in December is 80%.

How many days does it rain in December?

In Duco, in December, during 13.1 rainfall days, 3.27" (83mm) of precipitation is typically accumulated.

How much does it snow in December?

In Duco, 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?

December has the shortest days of the year, 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 37min.

What time are sunrise and sunset in December?

On the first day of December, sunrise is at 7:28 am and sunset at 5:13 pm. On the last day of the month, sunrise is at 7:46 am and sunset at 5:23 pm EST.

How long on average sun shines in December?

In Duco, the average sunshine duration in December is 4.4h.

What is the month with the lowest UV index?

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

How high is the UV index in December in Duco?

In December, the average daily maximum UV index is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability 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
Duco, KY

Average temperature in December - Duco, 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
Duco, KY

Average pressure in December - Duco, 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 (29.98"Hg).

Average wind speed in December
Duco, KY

Average wind speed in December - Duco, 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
Duco, KY

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

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

Average rainfall in December
Duco, KY

Average rainfall in December - Duco, 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
Duco, KY

Average rainfall days in December - Duco, 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
Duco, KY

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

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

Average snowfall days in December
Duco, KY

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

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

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

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

The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).

Average sunshine days in December
Duco, KY

Average sunshine days in December - Duco, 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
Duco, KY

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

The months with the highest UV index are May, June, July 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
Duco, KY

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

The 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
Duco, KY

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

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

Duco, Kentucky, USA

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