December weather forecast
Dexter, KY

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Weather in December

December, the first month of the winter in Dexter, is also a frosty month, with temperature in the range of an average high of 46.8°F (8.2°C) and an average low of 34.5°F (1.4°C).

Temperature

The beginning of December brings a minor change in the average high-temperature, shifting from a mild 55.6°F (13.1°C) in November to a chilly 46.8°F (8.2°C). Throughout the month of December, Dexter reports a steady low-temperature average of 34.5°F (1.4°C).

Humidity

The average relative humidity in December is 78%.

Rainfall

In Dexter, in December, it is raining for 10.2 days, with typically 1.46" (37mm) of accumulated precipitation. Throughout the year, there are 139.8 rainfall days, and 19.65" (499mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through March, November and December. In Dexter, Kentucky, in December, during 2 snowfall days, 0.28" (7mm) of snow is typically accumulated. Throughout the year, in Dexter, there are 11.7 snowfall days, and 2.68" (68mm) of snow is accumulated.

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 6:47 am and sunset at 4:37 pm. On the last day of December, sunrise is at 7:05 am and sunset at 4:47 pm CST.

Sunshine

In Dexter, the average sunshine in December is 5h.

UV index

January, February and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV rays for average individuals.
Note: The UV index of 2 in December translates into these instructions:
Children, infants, and individuals with sensitive skin should be constantly protected from extended sun exposure. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. Opt for tightly woven and loose clothing to enhance protection from the Sun. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
Updated: Jul 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average December temperature?

The high-temperature during December is 46.8°F (8.2°C) and the low-temperature is 34.5°F (1.4°C). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which factors the actual air temperature with the relative humidity, in September is estimated at 86°F (30°C).

What is the average humidity in December?

In Dexter, the average relative humidity in December is 78%.

How many days does it rain in December?

In Dexter, during December, the rain falls for 10.2 days and regularly aggregates up to 1.46" (37mm) of precipitation.

How much does it snow in December?

In Dexter, in December, during 2 snowfall days, 0.28" (7mm) of snow is typically accumulated.

What is the month with the shortest days?

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

What is the average length of the day in December?

In Dexter, the average day length in December is 9h and 42min.

When are sunrise and sunset in December?

On the first day of December, sunrise is at 6:47 am and sunset at 4:37 pm. On the last day of the month, sunrise is at 7:05 am and sunset at 4:47 pm CST.

How long on average sun shines in December?

The average sunshine duration in December is 5h.

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 Dexter, the average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents 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
Dexter, KY

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

The warmest month (with the highest average high temperature) is July (88.2°F).
The month with the lowest average high temperature is January (41.9°F).

  • Average low temperature in December: 34.5°F

The month with the highest average low temperature is July (69.3°F).
The coldest month (with the lowest average low temperature) is January (28.8°F).

Average pressure in December
Dexter, KY

Average pressure in December - Dexter, 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).

Average wind speed in December
Dexter, KY

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

The windiest months (with the highest average wind speed) are January, February, March and April (8.9mph).
The calmest months (with the lowest average wind speed) are July and August (5.5mph).

Average humidity in December
Dexter, KY

Average humidity in December - Dexter, KY
  • Average humidity in December: 78%

The months with the highest relative humidity are March and May (79%).
The month with the lowest relative humidity is October (71%).

Average rainfall in December
Dexter, KY

Average rainfall in December - Dexter, KY
  • Average rainfall in December: 1.46"

The wettest month (with the highest rainfall) is February (2.36").
The driest month (with the least rainfall) is September (0.91").

Average rainfall days in December
Dexter, KY

Average rainfall days in December - Dexter, KY
  • Average rainfall days in December: 10.2 days

The month with the highest number of rainy days is July (15.7 days).
The month with the least rainy days is November (7.7 days).

Average snowfall in December
Dexter, KY

Average snowfall in December - Dexter, KY
  • Average snowfall in December: 0.28"

The month with the highest snowfall is February (0.94").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in December
Dexter, KY

Average snowfall days in December - Dexter, KY
  • Average snowfall days in December: 2 days

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

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

Average daylight in December / Average sunshine in December - Dexter, 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: 5h and 0min

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

Average sunshine days in December
Dexter, KY

Average sunshine days in December - Dexter, KY
  • Average sunshine days in December: 19 days

The month with the most sunshine days is October (21 days).
The month with the least sunshine days is July (12.3 days).

Average UV index in December
Dexter, KY

Average UV index in December - Dexter, 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
Dexter, KY

Average cloud cover in December - Dexter, 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).

Average visibility in December
Dexter, KY

Average visibility in December - Dexter, 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).

Dexter, Kentucky, USA

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