December weather forecast
Mayfield, KY

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Weather in December

December marks the onset of winter again in Mayfield, Kentucky. As the year winds down, cooler weather prevails with an average high and low of 46.8°F (8.2°C) and 34.7°F (1.5°C). Occasional snowfall coats the city in a white winter blanket creating a festive outlook. With longer nights and shorter days, indoor activities become more prominent. Despite the cold, the holiday spirit in December keeps Mayfield warm and lively.

Temperature

The transition into December is accompanied by a temperature decrease, with the average high-temperature shifting from a mild 55.9°F (13.3°C) in November to a chilly 46.8°F (8.2°C). In Mayfield, an average nighttime temperature of 34.7°F (1.5°C) is expected during December.

Humidity

In December, the average relative humidity is 78%.

Rainfall

In December, the rain falls for 12.5 days. Throughout December, 3.39" (86mm) of precipitation is accumulated. In Mayfield, during the entire year, the rain falls for 178.3 days and collects up to 42.01" (1067mm) of precipitation.

Snowfall

January through April, November and December are months with snowfall. In Mayfield, during December, snow falls for 2 days and regularly aggregates up to 0.59" (15mm) of snow. In Mayfield, during the entire year, snow falls for 13.9 days and aggregates up to 5.71" (145mm) of snow.

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 6:49 am and sunset at 4:38 pm. On the last day of December, sunrise is at 7:06 am and sunset at 4:48 pm CST.

Sunshine

In December, the average sunshine is 4.9h.

UV index

The months with the lowest UV index in Mayfield are January, February and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for average individuals.
Note: In December, an average UV index of 2 transforms into the following instructions:
Extended sunlight exposure does not pose significant problems for most people, except for children, infants, and people with fair skin who always need shielding. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
Updated: Aug 22, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Mayfield in December?

The high-temperature, in December, in Mayfield, records 46.8°F (8.2°C), while the low-temperature is 34.7°F (1.5°C). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, in September is evaluated at 86°F (30°C).

What is the average humidity in December?

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

How much does it rain in December?

In Mayfield, in December, during 12.5 rainfall days, 3.39" (86mm) of precipitation is typically accumulated.

How much does it snow in Mayfield in December?

In Mayfield, in December, snow falls for 2 days, with typically accumulated 0.59" (15mm) of snow.

What is the month with the shortest days?

December has the shortest days of the year, with an average of 9h and 42min of daylight.

How many hours of daylight does Mayfield have in December?

The average day length in December is 9h and 42min.

When is the sunrise / sunset in December?

On the first day of December, sunrise is at 6:49 am and sunset at 4:38 pm. On the last day of the month, sunrise is at 7:06 am and sunset at 4:48 pm CST.

How long on average sun shines in December?

In December, the average sunshine duration in Mayfield is 4.9h.

What are the months with the lowest UV index?

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

What is the UV index intensity in December?

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 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
Mayfield, KY

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

The warmest month (with the highest average high temperature) is July (88°F).
The month with the lowest average high temperature is January (42.4°F).

  • Average low temperature in December: 34.7°F

The month with the highest average low temperature is July (69.8°F).
The coldest month (with the lowest average low temperature) is January (28.8°F).

Average pressure in December
Mayfield, KY

Average pressure in December - Mayfield, 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
Mayfield, KY

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

The windiest months (with the highest average wind speed) are February and April (9mph).
The calmest month (with the lowest average wind speed) is July (5.5mph).

Average humidity in December
Mayfield, KY

Average humidity in December - Mayfield, 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 (70%).

Average rainfall in December
Mayfield, KY

Average rainfall in December - Mayfield, KY
  • Average rainfall in December: 3.39"

The wettest month (with the highest rainfall) is April (4.69").
The driest month (with the least rainfall) is September (1.97").

Average rainfall days in December
Mayfield, KY

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

The month with the highest number of rainy days is May (19.3 days).
The month with the least rainy days is November (10.7 days).

Average snowfall in December
Mayfield, KY

Average snowfall in December - Mayfield, KY
  • Average snowfall in December: 0.59"

The month with the highest snowfall is February (1.89").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in December
Mayfield, KY

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

The months with the highest number of snowfall days are January and February (4.4 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
Mayfield, KY

Average daylight in December / Average sunshine in December - Mayfield, 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: 4h and 5min

The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

Average sunshine days in December
Mayfield, KY

Average sunshine days in December - Mayfield, KY
  • Average sunshine days in December: 16.5 days

The month with the most sunshine days is October (18.4 days).
The month with the least sunshine days is July (8.8 days).

Average UV index in December
Mayfield, KY

Average UV index in December - Mayfield, 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
Mayfield, KY

Average cloud cover in December - Mayfield, KY
  • Average cloud cover in December: 48

The month with the most cloud cover is February (Cloud cover 50).
The months with the least cloud cover are June and September (Cloud cover 27).

Average visibility in December
Mayfield, KY

Average visibility in December - Mayfield, 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).

Mayfield, Kentucky, USA

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