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
In December, the average high-temperature decreases from a fresh 55°F (12.8°C) in November to a frosty 45.9°F (7.7°C). Nighttime temperatures in December average to a wintry 34°F (1.1°C) in Barnsley.Humidity
In December, the average relative humidity in Barnsley is 78%.Rainfall
In Barnsley, Kentucky, in December, during 10.3 rainfall days, 1.61" (41mm) of precipitation is typically accumulated. In Barnsley, during the entire year, the rain falls for 145.5 days and collects up to 21.85" (555mm) of precipitation.Snowfall
January through April, November and December are months with snowfall in Barnsley. In Barnsley, during December, snow falls for 2.4 days and regularly aggregates up to 0.24" (6mm) of snow. Throughout the year, there are 12.8 snowfall days, and 2.91" (74mm) of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 9h and 36min of daylight.On the first day of the month, sunrise is at 6:45 am and sunset at 4:32 pm. On the last day of December, in Barnsley, sunrise is at 7:03 am and sunset at 4:42 pm CST.
Sunshine
In December, the average sunshine in Barnsley is 4.7h.UV index
The months with the lowest UV index in Barnsley are January, February and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from unsafe exposure to UV radiation for the average person.Note: The UV index of 2 in December translates into these instructions:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
Frequently asked questions
What are December temperatures in Barnsley?
What is the average humidity in December in Barnsley?
How much does it rain in Barnsley in December?
How many days does it snow in December in Barnsley?
What is the month with the shortest days in Barnsley?
How many hours of daylight does Barnsley have in December?
When is the sunrise / sunset in December in Barnsley?
How many hours of sunshine does Barnsley have in December?
What are the months with the lowest UV index in Barnsley?
What is the UV index reading in December in Barnsley?
Average temperature in December
Barnsley, KY
- Average high temperature in December: 45.9°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 (40.6°F).
- Average low temperature in December: 34°F
The month with the highest average low temperature is July (68.4°F).
The coldest month (with the lowest average low temperature) is January (27.9°F).
Average pressure in December
Barnsley, 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
Barnsley, KY
- Average wind speed in December: 9mph
The windiest month (with the highest average wind speed) is February (9.7mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).
Average humidity in December
Barnsley, KY
- Average humidity in December: 78%
The month with the highest relative humidity is May (81%).
The month with the lowest relative humidity is October (71%).
Average rainfall in December
Barnsley, KY
- Average rainfall in December: 1.61"
The wettest month (with the highest rainfall) is June (2.4").
The driest month (with the least rainfall) is September (1.02").
Average rainfall days in December
Barnsley, KY
- Average rainfall days in December: 10.3 days
The month with the highest number of rainy days is July (16.4 days).
The month with the least rainy days is November (8 days).
Average snowfall in December
Barnsley, KY
- Average snowfall in December: 0.24"
The month with the highest snowfall is February (1.22").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Barnsley, KY
- Average snowfall days in December: 2.4 days
The month with the highest number of snowfall days is January (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
Barnsley, 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 4min
The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 24min).
Average sunshine days in December
Barnsley, KY
- Average sunshine days in December: 18.3 days
The month with the most sunshine days is November (20.3 days).
The month with the least sunshine days is July (12.1 days).
Average UV index in December
Barnsley, 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
Barnsley, KY
- Average cloud cover in December: 50
The month with the most cloud cover is January (Cloud cover 53).
The month with the least cloud cover is June (Cloud cover 27).
Average visibility in December
Barnsley, 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).
Barnsley, Kentucky, USA
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