December weather forecast
Crofton, KY

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Weather in December

The first month of the winter, December, is also a frosty month in Crofton, Kentucky, with an average temperature fluctuating between 34.2°F (1.2°C) and 46.8°F (8.2°C).

Temperature

December witnesses a gentle descent in average high-temperature, descending from November's mild 55.4°F (13°C) to a chilly 46.8°F (8.2°C). Crofton witnesses an average low-temperature of 34.2°F (1.2°C) throughout the month of December.

Humidity

March, May and December, with an average relative humidity of 79%, are the most humid months.

Rainfall

In December, in Crofton, the rain falls for 10.9 days. Throughout December, 2.2" (56mm) of precipitation is accumulated. Throughout the year, there are 155.9 rainfall days, and 26.38" (670mm) of precipitation is accumulated.

Snowfall

January through April, October through December are months with snowfall in Crofton. In Crofton, during December, snow falls for 2.7 days and regularly aggregates up to 0.71" (18mm) of snow. In Crofton, during the entire year, snow falls for 14 days and aggregates up to 3.9" (99mm) of snow.

Daylight

The month with the shortest days is December, with an average of 9h and 42min of daylight.
On the first day of the month, sunrise is at 6:45 am and sunset at 4:33 pm. On the last day of December, sunrise is at 7:03 am and sunset at 4:43 pm CST.

Sunshine

In Crofton, the average sunshine in December is 4.7h.

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 estimate of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The daily high UV index of 2 in December translates into this advice:
Apart from children, who require continuous protection, most can endure sun exposure for up to an hour without experiencing burns. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Take careful note! The UV radiation of the Sun can be nearly doubled by snow reflection.
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Frequently asked questions

What are the temperatures in Crofton in December?

The high-temperature in Crofton during December is 46.8°F (8.2°C) and the low-temperature is 34.2°F (1.2°C). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which represents the influence of relative humidity on air temperature, in August is computed to be 96.8°F (36°C).

What is the most humid month in Crofton?

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

What is the average humidity in December in Crofton?

In Crofton, Kentucky, the average relative humidity in December is 79%.

How many days does it rain in December in Crofton?

In December, the rain falls for 10.9 days. Throughout December, 2.2" (56mm) of precipitation is accumulated.

How much does it snow in Crofton in December?

In Crofton, in December, snow falls for 2.7 days, with typically accumulated 0.71" (18mm) of snow.

What is the month with the shortest days in Crofton?

The month with the shortest days in Crofton is December, with an average of 9h and 42min of daylight.

How many hours of daylight does Crofton have in December?

In Crofton, Kentucky, the average day length in December is 9h and 40min.

What time are sunrise and sunset in December in Crofton?

In December, on the first day of the month, sunrise is at 6:45 am and sunset at 4:33 pm. On the last day of the month, sunrise is at 7:03 am and sunset at 4:43 pm CST.

How many hours of sunshine does Crofton have in December?

In December, the average sunshine duration in Crofton is 4.7h.

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

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 intensity in December in Crofton?

In December, the average daily maximum UV index in Crofton is 2. A UV Index value of 2, and less, symbolizes a low health threat from unprotected exposure to 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
Crofton, KY

Average temperature in December - Crofton, KY
  • Average high temperature in December: 46.8°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 (42.1°F).

  • Average low temperature in December: 34.2°F

The month with the highest average low temperature is July (68.4°F).
The coldest month (with the lowest average low temperature) is January (28.8°F).

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Average pressure in December
Crofton, KY

Average pressure in December - Crofton, 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 (29.96"Hg).

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Average wind speed in December
Crofton, KY

Average wind speed in December - Crofton, KY
  • Average wind speed in December: 8.5mph

The windiest months (with the highest average wind speed) are February and April (9.1mph).
The calmest month (with the lowest average wind speed) is July (5.3mph).

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Average humidity in December
Crofton, KY

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

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

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Average rainfall in December
Crofton, KY

Average rainfall in December - Crofton, KY
  • Average rainfall in December: 2.2"

The wettest month (with the highest rainfall) is February (2.87").
The driest month (with the least rainfall) is January (1.5").

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Average rainfall days in December
Crofton, KY

Average rainfall days in December - Crofton, KY
  • Average rainfall days in December: 10.9 days

The month with the highest number of rainy days is July (17.6 days).
The month with the least rainy days is November (8.9 days).

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Average snowfall in December
Crofton, KY

Average snowfall in December - Crofton, KY
  • Average snowfall in December: 0.71"

The month with the highest snowfall is March (1.14").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in December
Crofton, KY

Average snowfall days in December - Crofton, KY
  • Average snowfall days in December: 2.7 days

The month with the highest number of snowfall days is January (4.4 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
Crofton, KY

Average daylight in December / Average sunshine in December - Crofton, 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 42min).

  • Average sunshine in December: 4h and 4min

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 30min).

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Average sunshine days in December
Crofton, KY

Average sunshine days in December - Crofton, KY
  • Average sunshine days in December: 16.8 days

The month with the most sunshine days is October (19.5 days).
The month with the least sunshine days is July (11.3 days).

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Average UV index in December
Crofton, KY

Average UV index in December - Crofton, 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
Crofton, KY

Average cloud cover in December - Crofton, KY
  • Average cloud cover in December: 50

The months with the most cloud cover are January and February (Cloud cover 52).
The month with the least cloud cover is June (Cloud cover 28).

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Average visibility in December
Crofton, KY

Average visibility in December - Crofton, 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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Crofton, Kentucky, USA

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