December weather forecastRidgeview Heights, KY

December

Weather in December

The first month of the winter, December, is still a cold month in Ridgeview Heights, Kentucky, with an average temperature varying between 30.4°F (-0.9°C) and 42.1°F (5.6°C).

Temperature

December comes with a decrease in the average high-temperature, falling from a cool 51.4°F (10.8°C) in November to an icy 42.1°F (5.6°C). During December, Ridgeview Heights consistently records a temperature low averaging a subzero cold 30.4°F (-0.9°C).

Humidity

With an average relative humidity of 81%, December is the most humid month.

Rainfall

In December, the rain falls for 11.1 days. Throughout December, 1.81" (46mm) of precipitation is accumulated. Throughout the year, there are 146.4 rainfall days, and 23.58" (599mm) of precipitation is accumulated.

Snowfall

January through April, October through December are months with snowfall. In Ridgeview Heights, during December, snow falls for 6.9 days and regularly aggregates up to 1.38" (35mm) of snow. In Ridgeview Heights, during the entire year, snow falls for 30.4 days and aggregates up to 7.76" (197mm) of snow.

Daylight

The month with the shortest days is December, with an average of 9h and 30min of daylight.
On the first day of the month, sunrise is at 7:38 am and sunset at 5:16 pm. On the last day of December, sunrise is at 7:57 am and sunset at 5:26 pm EST.

Sunshine

In Ridgeview Heights, the average sunshine in December is 4.1h.

UV index

The months with the lowest UV index are January, February, November 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 unsafe exposure to UV radiation for the average person.
Note: The maximum UV index of 2 during December translates into these guidelines:
Prolonged exposure to sunlight rarely troubles the majority, but constant protection is vital for babies, children, and fair-skinned people. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.

Frequently asked questions

December temperatures vary between a high-temperature of 42.1°F (5.6°C) and a low-temperature of 30.4°F (-0.9°C). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which combines relative humidity and air temperature, in August is appraised at 91.4°F (33°C).

With an average relative humidity of 81%, December is the most humid month.

In Ridgeview Heights, the average relative humidity in December is 81%.

In Ridgeview Heights, in December, during 11.1 rainfall days, 1.81" (46mm) of precipitation is typically accumulated.

In Ridgeview Heights, in December, during 6.9 snowfall days, 1.38" (35mm) of snow is typically accumulated.

The month with the shortest days is December, with an average of 9h and 30min of daylight.

The average day length in December in Ridgeview Heights is 9h and 29min.

On the first day of December, sunrise is at 7:38 am and sunset at 5:16 pm. On the last day of the month, sunrise is at 7:57 am and sunset at 5:26 pm EST.

The average sunshine duration in December is 4.1h.

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

The average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a low health risk from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average pressure
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Ridgeview Heights, KY

  • Average high temperature in December: 42.1°F

The warmest month (with the highest average high temperature) is July (84.6°F).
The month with the lowest average high temperature is January (36°F).

  • Average low temperature in December: 30.4°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 (23.5°F).

Average pressure in December
Ridgeview Heights, KY

  • Average pressure in December: 30.13"Hg

The months with the highest atmospheric pressure are January and November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in December
Ridgeview Heights, KY

  • Average wind speed in December: 8mph

The windiest month (with the highest average wind speed) is January (8.7mph).
The calmest months (with the lowest average wind speed) are July and August (5mph).

Average humidity in December
Ridgeview Heights, KY

  • Average humidity in December: 81%

The month with the highest relative humidity is December (81%).
The months with the lowest relative humidity are August, September and October (74%).

Average rainfall in December
Ridgeview Heights, KY

  • Average rainfall in December: 1.81"

The wettest month (with the highest rainfall) is May (2.72").
The driest month (with the least rainfall) is September (1.34").

Average rainfall days in December
Ridgeview Heights, KY

  • Average rainfall days in December: 11.1 days

The month with the highest number of rainy days is May (16.3 days).
The month with the least rainy days is February (7.9 days).

Average snowfall in December
Ridgeview Heights, KY

  • Average snowfall in December: 1.38"

The month with the highest snowfall is March (1.93").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in December
Ridgeview Heights, KY

  • Average snowfall days in December: 6.9 days

The month with the highest number of snowfall days is January (8.5 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Ridgeview Heights, KY

  • Average daylight in December: 9h and 30min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in December: 4h and 6min

The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).

Average sunshine days in December
Ridgeview Heights, KY

  • Average sunshine days in December: 14.7 days

The month with the most sunshine days is November (19.7 days).
The months with the least sunshine days are May and June (12 days).

Average UV index in December
Ridgeview Heights, 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).

Average cloud cover in December
Ridgeview Heights, KY

  • Average cloud cover in December: 57

The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 28).

Average visibility in December
Ridgeview Heights, 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).