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
December signifies a gentle decline in Bethany's average high-temperature, easing from a fresh 54°F (12.2°C) in November to a frosty 45°F (7.2°C). Bethany, in December, observes a steady average low-temperature of 33.3°F (0.7°C).Humidity
The average relative humidity in December in Bethany is 79%.Rainfall
In Bethany, in December, during 13.6 rainfall days, 3.39" (86mm) of precipitation is typically accumulated. In Bethany, during the entire year, the rain falls for 178 days and collects up to 35.47" (901mm) of precipitation.Snowfall
January through April, October through December are months with snowfall. In Bethany, Kentucky, during December, snow falls for 8.3 days and regularly aggregates up to 3.35" (85mm) of snow. Throughout the year, in Bethany, there are 39.8 snowfall days, and 17.32" (440mm) of snow is accumulated.Daylight
With an average of 9h and 36min of daylight, December has the shortest days of the year in Bethany.On the first day of the month, sunrise is at 7:30 am and sunset at 5:15 pm. On the last day of December, in Bethany, sunrise is at 7:48 am and sunset at 5:25 pm EST.
Sunshine
In Bethany, the average sunshine in December is 4.5h.UV index
The months with the lowest UV index in Bethany are January, February and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for the ordinary person.Note: The UV index of 2 during December leads to these advisories:
Babies, children, and those with sensitive skin should always avoid extended periods in the sun. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are December temperatures in Bethany?
What is the average humidity in December in Bethany?
How much does it rain in Bethany in December?
How much does it snow in Bethany in December?
What is the month with the shortest days in Bethany?
How many hours of daylight does Bethany have in December?
What time are sunrise and sunset in December in Bethany?
How many hours of sunshine does Bethany have in December?
When is the lowest UV index in Bethany?
What is the UV index reading in December in Bethany?
Average temperature in December
Bethany, KY
- Average high temperature in December: 45°F
The warmest month (with the highest average high temperature) is July (86.7°F).
The month with the lowest average high temperature is January (40.3°F).
- Average low temperature in December: 33.3°F
The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is January (27°F).
Average pressure in December
Bethany, KY
- Average pressure in December: 30.14"Hg
The months with the highest atmospheric pressure are January and November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).
Average wind speed in December
Bethany, KY
- Average wind speed in December: 6.3mph
The windiest months (with the highest average wind speed) are January and February (6.9mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).
Average humidity in December
Bethany, KY
- Average humidity in December: 79%
The month with the highest relative humidity is February (80%).
The months with the lowest relative humidity are August and November (74%).
Average rainfall in December
Bethany, KY
- Average rainfall in December: 3.39"
The wettest month (with the highest rainfall) is February (3.9").
The driest month (with the least rainfall) is September (1.93").
Average rainfall days in December
Bethany, KY
- Average rainfall days in December: 13.6 days
The month with the highest number of rainy days is May (18.7 days).
The month with the least rainy days is November (11.5 days).
Average snowfall in December
Bethany, KY
- Average snowfall in December: 3.35"
The month with the highest snowfall is February (4.8").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Bethany, KY
- Average snowfall days in December: 8.3 days
The month with the highest number of snowfall days is January (11.7 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
Bethany, 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 6min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).
Average sunshine days in December
Bethany, KY
- Average sunshine days in December: 12.1 days
The month with the most sunshine days is October (15.8 days).
The month with the least sunshine days is February (9 days).
Average UV index in December
Bethany, 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
Bethany, KY
- Average cloud cover in December: 54
The months with the most cloud cover are January and February (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in December
Bethany, KY
- Average visibility in December: 5mi
The months with the highest visibility are April, June, October and November (6mi).
The months with the lowest visibility are January, February, March, May, July, August, September and December (5mi).
Bethany, Kentucky, USA
Weather forecast for your location
2. Allow the app to use your location