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 move into December indicates a slight reduction in the average high-temperature, down from November's cool 55.2°F (12.9°C) to a frosty 47.1°F (8.4°C). Throughout December, Mill Springs witnesses a consistent average low-temperature of 33.8°F (1°C).Humidity
The months with the highest humidity are February and December, with an average relative humidity of 80%.Rainfall
In Mill Springs, in December, it is raining for 13.6 days, with typically 3.27" (83mm) of accumulated precipitation. Throughout the year, there are 174 rainfall days, and 34.92" (887mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, October through December. In Mill Springs, in December, during 5.5 snowfall days, 1.61" (41mm) of snow is typically accumulated. Throughout the year, there are 27.5 snowfall days, and 10.75" (273mm) of snow is accumulated.Daylight
The month with the shortest days in Mill Springs is December, with an average of 9h and 42min of daylight.On the first day of the month, sunrise is at 7:34 am and sunset at 5:22 pm. On the last day of December, sunrise is at 7:52 am and sunset at 5:32 pm EST.
Sunshine
In Mill Springs, the average sunshine in December is 4.6h.UV index
January, February and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV rays for ordinary individuals.Note: The maximum UV index of 2 during December translates into these guidelines:
Extended time in the sun generally does not harm most, but those with sensitive skin, infants, and children should always be protected. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage. Forewarned is forearmed! The Sun's UV radiation can be almost doubled in intensity by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in December?
What is the most humid month?
What is the average humidity in December?
How many days does it rain in December?
How much does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December?
When are sunrise and sunset in December?
How long on average sun shines in December?
When is the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Mill Springs, KY
- Average high temperature in December: 47.1°F
The warmest month (with the highest average high temperature) is July (86.2°F).
The month with the lowest average high temperature is January (41.9°F).
- Average low temperature in December: 33.8°F
The month with the highest average low temperature is July (65.3°F).
The coldest month (with the lowest average low temperature) is January (27.9°F).
Average pressure in December
Mill Springs, KY
- Average pressure in December: 30.14"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).
Average wind speed in December
Mill Springs, KY
- Average wind speed in December: 6.9mph
The windiest month (with the highest average wind speed) is February (7.6mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).
Average humidity in December
Mill Springs, KY
- Average humidity in December: 80%
The months with the highest relative humidity are February and December (80%).
The months with the lowest relative humidity are June, August, October and November (76%).
Average rainfall in December
Mill Springs, KY
- Average rainfall in December: 3.27"
The wettest month (with the highest rainfall) is February (3.94").
The driest month (with the least rainfall) is September (2.05").
Average rainfall days in December
Mill Springs, KY
- Average rainfall days in December: 13.6 days
The months with the highest number of rainy days are May and July (17.8 days).
The month with the least rainy days is November (10.8 days).
Average snowfall in December
Mill Springs, KY
- Average snowfall in December: 1.61"
The month with the highest snowfall is February (2.95").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Mill Springs, KY
- Average snowfall days in December: 5.5 days
The month with the highest number of snowfall days is January (7.8 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
Mill Springs, KY
- Average daylight in December: 9h and 4min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in December: 4h and 4min
The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 24min).
Average sunshine days in December
Mill Springs, KY
- Average sunshine days in December: 13.1 days
The month with the most sunshine days is October (16.7 days).
The month with the least sunshine days is July (10.7 days).
Average UV index in December
Mill Springs, 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
Mill Springs, KY
- Average cloud cover in December: 53
The month with the most cloud cover is February (Cloud cover 56).
The months with the least cloud cover are June and August (Cloud cover 31).
Average visibility in December
Mill Springs, KY
- Average visibility in December: 6mi
The months with the highest visibility are April, June, October, November and December (6mi).
The months with the lowest visibility are January, February, March, May, July, August and September (5mi).
Mill Springs, Kentucky, USA
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