Lexington
Kentucky, USA
Long-term weather forecast
Long-term weather forecast

December weather forecast and climate
Lexington, KY

A sunset view of the ancient buildings in Lexington, Kentucky
A sunset view of the ancient buildings in Lexington, Kentucky
December, the first month of the winter, in Lexington, is still a chilly month, with average temperature ranging between min 31.5°F (-0.3°C) and max 43.9°F (6.6°C).

Temperature

In December, the average high-temperature decreases, from a cool 52.9°F (11.6°C) in November, to a frosty 43.9°F (6.6°C). In December, in Lexington, Kentucky, the average low-temperature is 31.5°F (-0.3°C).

Humidity

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

Rainfall

In Lexington, it is raining for 12.8 days, with typically 3.43" (87mm) of accumulated precipitation. In Lexington, Kentucky, during the entire year, the rain falls for 172.1 days and collects up to 37.95" (964mm) of precipitation.

Snowfall

January through April, October through December are months with snowfall. In Lexington, during 7.2 snowfall days, 1.69" (43mm) of snow is typically accumulated. In Lexington, during the entire year, snow falls for 34.8 days, and aggregates up to 11.3" (287mm) of snow.

Daylight

With an average of 9.6h of daylight, December has the shortest days of the year in Lexington, Kentucky.

Sunshine

In December, the average sunshine is 4.2h.

UV index

Months with the lowest UV index in Lexington, Kentucky, are January, February, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low health risk from the exposure to the Sun's UV rays for the average person.
Note: The average daily UV index of 2 in December transform into the following instructions:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.

What is the temperature in December in Lexington?

In December, in Lexington, the average high-temperature is 43.9°F (6.6°C), and the average low-temperature is 31.5°F (-0.3°C).

What is the average humidity in December in Lexington?

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

How much does it rain in Lexington in December?

In Lexington, during December, the rain falls for 12.8 days and regularly aggregates up to 3.43" (87mm) of precipitation.

How many days does it snow in December in Lexington?

In Lexington, Kentucky, during December, snow falls for 7.2 days and regularly aggregates up to 1.69" (43mm) of snow.

What is the month with the shortest days in Lexington?

With an average of 9.6h of daylight, December has the shortest days of the year.

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

In Lexington, Kentucky, the average length of the day in December is 9.6h.

How many hours of sunshine does Lexington have in December?

The average sunshine in December in Lexington, Kentucky, is 4.2h.

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

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

What is the UV index reading in December in Lexington?

In December, the average daily maximum UV index in Lexington is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from the exposure to the Sun's UV radiation.
Average temperature in December - Lexington, KY
  • Average high temperature in December: 43.9°F

The warmest month (with the highest average high temperature) is July (85.1°F).
The month with the lowest average high temperature is January (39°F).

  • Average low temperature in December: 31.5°F

The month with the highest average low temperature is July (66.2°F).
The coldest month (with the lowest average low temperature) is January (25.7°F).

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

The month with the highest relative humidity is February (81%).
The month with the lowest relative humidity is August (75%).

Average rainfall in December - Lexington, KY
  • Average rainfall in December: 3.43"

The wettest month (with the highest rainfall) is May (3.82").
The driest month (with the lowest rainfall) is September (2.32").

Average rainfall days in December - Lexington, KY
  • Average rainfall days in December: 12.8 days

The month with the highest number of rainy days is July (18.3 days).
The month with the lowest number of rainy days is November (10.3 days).

Average snowfall in December - Lexington, KY
  • Average snowfall in December: 1.69"

The month with the highest snowfall is February (3.07").
Months with the lowest snowfall are May, June, July, August and September (0").

Average snowfall days in December - Lexington, KY
  • Average snowfall days in December: 7.2 days

The month with the highest number of snowfall days is January (9.7 days).
Months with the lowest number of snowfall days are May, June, July, August and September (0 days).

Average daylight in December / Average sunshine in December - Lexington, KY
  • Average daylight in December: 9.6h

The month with the longest days is June (Average daylight: 14.8h).
The month with shortest days is December (Average daylight: 9.6h).

  • Average sunshine in December: 4.2h

The month with most sunshine is June (Average sunshine: 10h).
The month with least sunshine is January (Average sunshine: 3.9h).

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

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