Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
The shift from November to December involves a decrease in the average high-temperature, dropping from a cool 52°F (11.1°C) to a wintry 42.4°F (5.8°C). During the month of December, Marcus's nighttime temperature lowers to an average of 31.1°F (-0.5°C).Humidity
The months with the highest humidity are February and December, with an average relative humidity of 81%.Rainfall
In Marcus, Kentucky, in December, it is raining for 11.9 days, with typically 3.07" (78mm) of accumulated precipitation. Throughout the year, there are 169.6 rainfall days, and 36.02" (915mm) of precipitation is accumulated.Snowfall
Months with snowfall in Marcus are January through April, October through December. In Marcus, in December, snow falls for 8.5 days, with typically accumulated 2.09" (53mm) of snow. Throughout the year, there are 37 snowfall days, and 12.87" (327mm) of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 9h and 30min of daylight.On the first day of December, sunrise is at 7:37 am and sunset at 5:17 pm. On the last day of the month, sunrise is at 7:55 am and sunset at 5:27 pm EST.
Sunshine
In December, the average sunshine is 4.2h.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV rays for the ordinary person.Note: A typical high UV index of 2 in December suggests the following recommendations:
Protection from prolonged sun exposure is necessary for babies, children, and individuals with sensitive skin. Avoiding the Sun during its peak radiation time around midday is a healthy practice. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is it cold during December?
What is the most humid month?
What is the average humidity in December?
How many days does it rain in December?
How many days does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Marcus have in December?
When are sunrise and sunset in December?
How long on average sun shines in December?
What are the months with the lowest UV index?
How high is the UV index in December?
Average temperature in December
Marcus, KY
- Average high temperature in December: 42.4°F
The warmest month (with the highest average high temperature) is July (85.3°F).
The month with the lowest average high temperature is January (37°F).
- Average low temperature in December: 31.1°F
The month with the highest average low temperature is July (66°F).
The coldest month (with the lowest average low temperature) is January (24.6°F).
Average pressure in December
Marcus, KY
- Average pressure in December: 30.13"Hg
The months with the highest atmospheric pressure are January and November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in December
Marcus, KY
- Average wind speed in December: 7.9mph
The windiest month (with the highest average wind speed) is January (8.6mph).
The calmest months (with the lowest average wind speed) are July and August (5mph).
Average humidity in December
Marcus, KY
- Average humidity in December: 81%
The months with the highest relative humidity are February and December (81%).
The month with the lowest relative humidity is August (74%).
Average rainfall in December
Marcus, KY
- Average rainfall in December: 3.07"
The wettest month (with the highest rainfall) is April (3.82").
The driest month (with the least rainfall) is September (2.13").
Average rainfall days in December
Marcus, KY
- Average rainfall days in December: 11.9 days
The month with the highest number of rainy days is May (18.8 days).
The month with the least rainy days is November (10.6 days).
Average snowfall in December
Marcus, KY
- Average snowfall in December: 2.09"
The month with the highest snowfall is February (3.35").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Marcus, KY
- Average snowfall days in December: 8.5 days
The month with the highest number of snowfall days is January (10.3 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
Marcus, KY
- Average daylight in December: 9h and 3min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in December: 4h and 1min
The months with the most sunshine are June and July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).
Average sunshine days in December
Marcus, KY
- Average sunshine days in December: 12.8 days
The month with the most sunshine days is October (17 days).
The month with the least sunshine days is February (10.5 days).
Average UV index in December
Marcus, 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
Marcus, 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 29).
Average visibility in December
Marcus, KY
- Average visibility in December: 5mi
The months with the highest visibility are March, April, June, August, September, October and November (6mi).
The months with the lowest visibility are January, February, May, July and December (5mi).
Marcus, Kentucky, USA
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