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
Cromwell, Kentucky, in December demonstrates a small temperature transition, adjusting from an average high of a fresh 55°F (12.8°C) in November to a frosty 45.7°F (7.6°C). During the month of December, Cromwell's nighttime temperature lowers to an average of 33.8°F (1°C).Humidity
In December, the average relative humidity in Cromwell is 79%.Rainfall
In Cromwell, during December, the rain falls for 12.1 days and regularly aggregates up to 1.85" (47mm) of precipitation. Throughout the year, there are 151.8 rainfall days, and 25.12" (638mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, October through December. In Cromwell, Kentucky, during December, snow falls for 3.5 days and regularly aggregates up to 0.47" (12mm) of snow. In Cromwell, Kentucky, during the entire year, snow falls for 18.9 days and aggregates up to 5.08" (129mm) of snow.Daylight
With an average of 9h and 36min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 6:43 am and sunset at 4:29 pm. On the last day of December, sunrise is at 7:01 am and sunset at 4:39 pm CST.
Sunshine
In December, the average sunshine is 4.5h.UV index
January, February and December, with an average maximum UV index of 2, are months with the lowest UV index in Cromwell. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for average individuals.Note: The maximum daily UV index of 2 during December translates into the following directions:
Prolonged sun exposure generally does not trouble most people. However, it is vital to ensure protection for babies, children, and individuals with sensitive skin. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
Frequently asked questions
What is the temperature in December in Cromwell?
What is the average humidity in December in Cromwell?
How many days does it rain in December in Cromwell?
How many days does it snow in December in Cromwell?
What is the month with the shortest days in Cromwell?
What is the average length of the day in December in Cromwell?
When is the sunrise / sunset in December in Cromwell?
How long on average sun shines in December in Cromwell?
What is the month with the lowest UV index in Cromwell?
What is the UV index intensity in December in Cromwell?
Average temperature in December
Cromwell, KY
- Average high temperature in December: 45.7°F
The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (40.6°F).
- Average low temperature in December: 33.8°F
The month with the highest average low temperature is July (68°F).
The coldest month (with the lowest average low temperature) is January (27.7°F).
Average pressure in December
Cromwell, 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 (29.95"Hg).
Average wind speed in December
Cromwell, KY
- Average wind speed in December: 8.1mph
The windiest month (with the highest average wind speed) is February (8.7mph).
The calmest month (with the lowest average wind speed) is July (5.2mph).
Average humidity in December
Cromwell, KY
- Average humidity in December: 79%
The month with the highest relative humidity is May (80%).
The month with the lowest relative humidity is October (72%).
Average rainfall in December
Cromwell, KY
- Average rainfall in December: 1.85"
The wettest months (with the highest rainfall) are February and April (2.68").
The driest month (with the least rainfall) is September (1.22").
Average rainfall days in December
Cromwell, KY
- Average rainfall days in December: 12.1 days
The month with the highest number of rainy days is July (16.9 days).
The month with the least rainy days is November (8.8 days).
Average snowfall in December
Cromwell, KY
- Average snowfall in December: 0.47"
The month with the highest snowfall is February (1.81").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Cromwell, KY
- Average snowfall days in December: 3.5 days
The month with the highest number of snowfall days is February (5.5 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
Cromwell, 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 36min).
- Average sunshine in December: 4h and 3min
The months with the most sunshine are June and August (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).
Average sunshine days in December
Cromwell, KY
- Average sunshine days in December: 15.8 days
The month with the most sunshine days is November (19.3 days).
The month with the least sunshine days is July (12 days).
Average UV index in December
Cromwell, 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
Cromwell, KY
- Average cloud cover in December: 52
The month with the most cloud cover is January (Cloud cover 54).
The months with the least cloud cover are June and August (Cloud cover 29).
Average visibility in December
Cromwell, 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).
Cromwell, Kentucky, USA
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