December weather forecast
Melbourne, KY

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Weather in December

The first month of the winter, December, is also a wintry month in Melbourne, Kentucky, with an average temperature ranging between max 41.7°F (5.4°C) and min 30.6°F (-0.8°C).

Temperature

The arrival of December corresponds with a temperature reduction, down from November's cool 51.3°F (10.7°C) to a wintry 41.7°F (5.4°C). An average low-temperature of 30.6°F (-0.8°C) is noted during the nights in December.

Humidity

January, February and December, with an average relative humidity of 81%, are the most humid months.

Rainfall

In Melbourne, during December, the rain falls for 10.8 days and regularly aggregates up to 1.46" (37mm) of precipitation. Throughout the year, in Melbourne, there are 139.9 rainfall days, and 18.11" (460mm) of precipitation is accumulated.

Snowfall

January through April, November and December are months with snowfall in Melbourne. In Melbourne, Kentucky, during December, snow falls for 6.7 days and regularly aggregates up to 0.98" (25mm) of snow. Throughout the year, in Melbourne, there are 28.2 snowfall days, and 6.46" (164mm) of snow is accumulated.

Daylight

The month with the shortest days is December, with an average of 9h and 30min of daylight.
On the first day of December in Melbourne, sunrise is at 7:38 am and sunset at 5:15 pm. On the last day of the month, sunrise is at 7:56 am and sunset at 5:25 pm EST.

Sunshine

In December, the average sunshine in Melbourne 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 minimal health vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: The maximum daily UV index of 2 in December converts into the following recommendations:
Extended exposure to the sun should always be avoided by children, infants, and those with sensitive skin. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. During bright days, sunglasses that offer UVA and UVB defense are recommended. Be advised! The UV radiation from the Sun can be almost doubled due to the reflective properties of snow.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is it in Melbourne in December?

In December, the average high-temperature and low-temperature in Melbourne are 41.7°F (5.4°C) and 30.6°F (-0.8°C) respectively. In August, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, is computed to be 89.6°F (32°C).

What is the most humid month in Melbourne?

The months with the highest humidity are January, February and December, with an average relative humidity of 81%.

What is the average humidity in December in Melbourne?

In Melbourne, Kentucky, the average relative humidity in December is 81%.

How many days does it rain in December in Melbourne?

In December, in Melbourne, the rain falls for 10.8 days. Throughout December, 1.46" (37mm) of precipitation is accumulated.

How many days does it snow in December in Melbourne?

In Melbourne, Kentucky, in December, during 6.7 snowfall days, 0.98" (25mm) of snow is typically accumulated.

What is the month with the shortest days in Melbourne?

December has the shortest days of the year, with an average of 9h and 30min of daylight.

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

In December, the average day length in Melbourne is 9h and 29min.

When is the sunrise / sunset in December in Melbourne?

On the first day of December, sunrise is at 7:38 am and sunset at 5:15 pm. On the last day of the month, sunrise is at 7:56 am and sunset at 5:25 pm EST.

How many hours of sunshine does Melbourne have in December?

The average sunshine duration in December in Melbourne is 4.1h.

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

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

How high is the UV index in December in Melbourne?

The average daily maximum UV index in December in Melbourne, Kentucky, is 2. A UV Index of 2, and less, symbolizes a low health risk 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
Melbourne, KY

Average temperature in December - Melbourne, KY
  • Average high temperature in December: 41.7°F

The warmest month (with the highest average high temperature) is July (84.4°F).
The month with the lowest average high temperature is January (36.1°F).

  • Average low temperature in December: 30.6°F

The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (23.5°F).

Average pressure in December
Melbourne, KY

Average pressure in December - Melbourne, 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
Melbourne, KY

Average wind speed in December - Melbourne, KY
  • Average wind speed in December: 8mph

The windiest month (with the highest average wind speed) is January (8.8mph).
The calmest months (with the lowest average wind speed) are July and August (5.1mph).

Average humidity in December
Melbourne, KY

Average humidity in December - Melbourne, KY
  • Average humidity in December: 81%

The months with the highest relative humidity are January, February and December (81%).
The months with the lowest relative humidity are August, September and October (75%).

Average rainfall in December
Melbourne, KY

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

The wettest month (with the highest rainfall) is May (2.05").
The driest month (with the least rainfall) is September (0.94").

Average rainfall days in December
Melbourne, KY

Average rainfall days in December - Melbourne, KY
  • Average rainfall days in December: 10.8 days

The month with the highest number of rainy days is May (15.5 days).
The month with the least rainy days is January (7.9 days).

Average snowfall in December
Melbourne, KY

Average snowfall in December - Melbourne, KY
  • Average snowfall in December: 0.98"

The month with the highest snowfall is March (1.61").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in December
Melbourne, KY

Average snowfall days in December - Melbourne, KY
  • Average snowfall days in December: 6.7 days

The month with the highest number of snowfall days is January (6.9 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
Melbourne, KY

Average daylight in December / Average sunshine in December - Melbourne, KY
  • Average daylight in December: 9h and 3min

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 1min

The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

Average sunshine days in December
Melbourne, KY

Average sunshine days in December - Melbourne, KY
  • Average sunshine days in December: 15.3 days

The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is June (12.3 days).

Average UV index in December
Melbourne, KY

Average UV index in December - Melbourne, 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
Melbourne, KY

Average cloud cover in December - Melbourne, KY
  • Average cloud cover in December: 57

The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 28).

Average visibility in December
Melbourne, KY

Average visibility in December - Melbourne, 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).

Melbourne, Kentucky, USA

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