December weather forecast
Fairfield, KY

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Weather in December

December, the first month of the winter in Fairfield, is still a chilly month, with temperature in the range of an average high of 45.1°F (7.3°C) and an average low of 32.9°F (0.5°C).

Temperature

The onset of December results in a decrease in the average high-temperature, receding from a fresh 54.1°F (12.3°C) in November to a chilly 45.1°F (7.3°C). The nighttime temperature, during December, averages of 32.9°F (0.5°C).

Humidity

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

Rainfall

In December, in Fairfield, the rain falls for 12.5 days. Throughout December, 2.68" (68mm) of precipitation is accumulated. Throughout the year, there are 162.7 rainfall days, and 34.02" (864mm) of precipitation is accumulated.

Snowfall

January through April, November and December are months with snowfall in Fairfield. In December, it is snowing for 5.2 days. Throughout December, 0.94" (24mm) of snow is accumulated. In Fairfield, during the entire year, snow falls for 26.7 days and aggregates up to 7.4" (188mm) of snow.

Daylight

December has the shortest days of the year in Fairfield, with an average of 9h and 36min of daylight.
On the first day of December in Fairfield, sunrise is at 7:39 am and sunset at 5:22 pm. On the last day of the month, sunrise is at 7:57 am and sunset at 5:32 pm EST.

Sunshine

The months with the least sunshine in Fairfield, Kentucky, are January and December, with an average of 4.4h of sunshine.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for the ordinary person.
Note: An average UV index of 2 in December transforms into this advice:
Prolonged sun exposure generally does not trouble most people. However, it is vital to ensure protection for babies, children, and individuals with sensitive skin. The Sun's radiation is especially intense around midday; try to stay in shade during this period. A hat with a broad brim is indispensable, filtering out up to half of UV rays. Foresee this! The reflection from snow can nearly double the intensity of UV radiation from the Sun.
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Frequently asked questions

What are the temperatures in Fairfield in December?

The average high-temperature, in December, in Fairfield, is 45.1°F (7.3°C), while the average low-temperature is 32.9°F (0.5°C). In August, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which represents the influence of relative humidity on air temperature, is appraised at 95°F (35°C).

What are the most humid months in Fairfield?

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

What is the average humidity in December in Fairfield?

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

How much does it rain in Fairfield in December?

In Fairfield, Kentucky, in December, during 12.5 rainfall days, 2.68" (68mm) of precipitation is typically accumulated.

How much does it snow in Fairfield in December?

In Fairfield, in December, during 5.2 snowfall days, 0.94" (24mm) of snow is typically accumulated.

What is the month with the shortest days in Fairfield?

The month with the shortest days in Fairfield is December, with an average of 9h and 36min of daylight.

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

The average day length in December in Fairfield is 9h and 35min.

When is the sunrise / sunset in December in Fairfield?

On the first day of December in Fairfield, sunrise is at 7:39 am and sunset at 5:22 pm. On the last day of the month, sunrise is at 7:57 am and sunset at 5:32 pm EST.

What are the months with the least sunshine in Fairfield?

January and December, with an average of 4.4h of sunshine, are months with the least sunshine in Fairfield, Kentucky.

How long on average sun shines in December in Fairfield?

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

When is the lowest UV index in Fairfield?

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

What is the UV index intensity in December in Fairfield?

The average daily maximum UV index in December in Fairfield is 2. A UV Index estimate of 2, and below, represents a low health risk from unsafe 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
Fairfield, KY

Average temperature in December - Fairfield, KY
  • Average high temperature in December: 45.1°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 (39.9°F).

  • Average low temperature in December: 32.9°F

The month with the highest average low temperature is July (66.9°F).
The coldest month (with the lowest average low temperature) is January (27°F).

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Average pressure in December
Fairfield, KY

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

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

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Average wind speed in December
Fairfield, KY

Average wind speed in December - Fairfield, KY
  • Average wind speed in December: 7.6mph

The windiest months (with the highest average wind speed) are January and February (8.2mph).
The calmest month (with the lowest average wind speed) is July (4.8mph).

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Average humidity in December
Fairfield, KY

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

The months with the highest relative humidity are February and December (80%).
The month with the lowest relative humidity is October (74%).

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Average rainfall in December
Fairfield, KY

Average rainfall in December - Fairfield, KY
  • Average rainfall in December: 2.68"

The wettest month (with the highest rainfall) is May (3.58").
The driest month (with the least rainfall) is September (2.09").

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Average rainfall days in December
Fairfield, KY

Average rainfall days in December - Fairfield, KY
  • Average rainfall days in December: 12.5 days

The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is January (9.4 days).

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Average snowfall in December
Fairfield, KY

Average snowfall in December - Fairfield, KY
  • Average snowfall in December: 0.94"

The month with the highest snowfall is February (2.01").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in December
Fairfield, KY

Average snowfall days in December - Fairfield, KY
  • Average snowfall days in December: 5.2 days

The month with the highest number of snowfall days is January (7.8 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
Fairfield, KY

Average daylight in December / Average sunshine in December - Fairfield, KY
  • Average daylight in December: 9h and 4min

The month with the longest days is June (Average daylight: 14h and 48min).
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 June (Average sunshine: 10h and 18min).
The months with the least sunshine are January and December (Average sunshine: 4h and 24min).

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Average sunshine days in December
Fairfield, KY

Average sunshine days in December - Fairfield, KY
  • Average sunshine days in December: 14.5 days

The month with the most sunshine days is October (18.2 days).
The month with the least sunshine days is May (11.1 days).

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Average UV index in December
Fairfield, KY

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

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

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Average cloud cover in December
Fairfield, KY

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

The month with the most cloud cover is January (Cloud cover 57).
The month with the least cloud cover is August (Cloud cover 28).

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Average visibility in December
Fairfield, KY

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

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

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Fairfield, Kentucky, USA

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