December weather forecast
Wiswell, KY

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Weather in December

The first month of the winter, December, is also a frosty month in Wiswell, Kentucky, with an average temperature fluctuating between 34.7°F (1.5°C) and 46.8°F (8.2°C).

Temperature

A subtle decrease in the average high-temperature marks December, falling from November's mild 56.1°F (13.4°C) to a frosty 46.8°F (8.2°C). Wiswell's average low-temperature in December is measured at an icy 34.7°F (1.5°C).

Humidity

The months with the highest humidity are February, March, May and December, with an average relative humidity of 79%.

Rainfall

In Wiswell, in December, during 12.3 rainfall days, 3.31" (84mm) of precipitation is typically accumulated. In Wiswell, during the entire year, the rain falls for 171.5 days and collects up to 39.72" (1009mm) of precipitation.

Snowfall

Months with snowfall are January through April, November and December. In December, in Wiswell, it is snowing for 2.2 days. Throughout December, 0.87" (22mm) of snow is accumulated. In Wiswell, during the entire year, snow falls for 12.1 days and aggregates up to 5.35" (136mm) of snow.

Daylight

With an average of 9h and 42min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 6:47 am and sunset at 4:38 pm. On the last day of December, sunrise is at 7:05 am and sunset at 4:48 pm CST.

Sunshine

The average sunshine in December is 4.9h.

UV index

January, February and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a minimal health hazard from unsafe exposure to UV radiation for the average person.
Note: In December, the average maximum UV index of 2 translates into the following recommendations:
While most can endure approximately an hour in the sun without burning, children always require protection from sunlight. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Be alert! Nearly double the UV rays from the Sun can be reflected by snow.
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Frequently asked questions

What is the usual temperature for Wiswell in December?

In December, the average high-temperature and low-temperature in Wiswell, Kentucky, are 46.8°F (8.2°C) and 34.7°F (1.5°C) respectively. In September, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which calculates the temperature value influenced by the moisture in the air, is calculated to be 86°F (30°C).

What are the most humid months in Wiswell?

February, March, May and December, with an average relative humidity of 79%, are most humid months in Wiswell, Kentucky.

What is the average humidity in December in Wiswell?

The average relative humidity in December in Wiswell is 79%.

How many days does it rain in December in Wiswell?

In Wiswell, in December, it is raining for 12.3 days, with typically 3.31" (84mm) of accumulated precipitation.

How many days does it snow in December in Wiswell?

In Wiswell, Kentucky, in December, during 2.2 snowfall days, 0.87" (22mm) of snow is typically accumulated.

What is the month with the shortest days in Wiswell?

December has the shortest days of the year in Wiswell, Kentucky, with an average of 9h and 42min of daylight.

What is the average length of the day in December in Wiswell?

In December, the average day length in Wiswell, Kentucky, is 9h and 43min.

When are sunrise and sunset in December in Wiswell?

On the first day of December, sunrise is at 6:47 am and sunset at 4:38 pm. On the last day of the month, sunrise is at 7:05 am and sunset at 4:48 pm CST.

How long on average sun shines in December in Wiswell?

In December, the average sunshine duration is 4.9h.

What are the months with the lowest UV index in Wiswell?

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

What is the UV index reading in December in Wiswell?

In Wiswell, the average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a low health risk 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
Wiswell, KY

Average temperature in December - Wiswell, KY
  • Average high temperature in December: 46.8°F

The warmest month (with the highest average high temperature) is July (88°F).
The month with the lowest average high temperature is January (42.6°F).

  • Average low temperature in December: 34.7°F

The month with the highest average low temperature is July (69.4°F).
The coldest month (with the lowest average low temperature) is January (29.5°F).

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Average pressure in December
Wiswell, KY

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

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

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Average wind speed in December
Wiswell, KY

Average wind speed in December - Wiswell, KY
  • Average wind speed in December: 8.4mph

The windiest months (with the highest average wind speed) are January, February and April (8.8mph).
The calmest months (with the lowest average wind speed) are July and August (5.4mph).

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Average humidity in December
Wiswell, KY

Average humidity in December - Wiswell, KY
  • Average humidity in December: 79%

The months with the highest relative humidity are February, March, May and December (79%).
The month with the lowest relative humidity is October (72%).

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Average rainfall in December
Wiswell, KY

Average rainfall in December - Wiswell, KY
  • Average rainfall in December: 3.31"

The wettest month (with the highest rainfall) is February (4.41").
The driest month (with the least rainfall) is September (2.05").

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Average rainfall days in December
Wiswell, KY

Average rainfall days in December - Wiswell, KY
  • Average rainfall days in December: 12.3 days

The month with the highest number of rainy days is July (18.3 days).
The month with the least rainy days is November (10.4 days).

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Average snowfall in December
Wiswell, KY

Average snowfall in December - Wiswell, KY
  • Average snowfall in December: 0.87"

The month with the highest snowfall is February (1.61").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in December
Wiswell, KY

Average snowfall days in December - Wiswell, KY
  • Average snowfall days in December: 2.2 days

The month with the highest number of snowfall days is February (3.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - Wiswell, 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 5min

The month with the most sunshine is June (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

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Average sunshine days in December
Wiswell, KY

Average sunshine days in December - Wiswell, KY
  • Average sunshine days in December: 16.5 days

The month with the most sunshine days is October (18.6 days).
The month with the least sunshine days is July (10.1 days).

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Average UV index in December
Wiswell, KY

Average UV index in December - Wiswell, 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).

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Average cloud cover in December
Wiswell, KY

Average cloud cover in December - Wiswell, KY
  • Average cloud cover in December: 48

The month with the most cloud cover is February (Cloud cover 51).
The months with the least cloud cover are June and September (Cloud cover 28).

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Average visibility in December
Wiswell, KY

Average visibility in December - Wiswell, KY
  • Average visibility in December: 6mi

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

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Wiswell, Kentucky, USA

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