December weather forecastCallaway, KY
December
Weather in December
The first month of the winter, December, is also a frosty month in Callaway, Kentucky, with temperature in the range of an average high of 45.7°F (7.6°C) and an average low of 33.3°F (0.7°C).Temperature
The beginning of December subtly marks a decrease in the average high-temperature, transitioning from a fresh 54°F (12.2°C) in November to a frosty 45.7°F (7.6°C). Callaway experiences a mean temperature of 33.3°F (0.7°C) during December nights.Humidity
February and December, with an average relative humidity of 81%, are the most humid months.Rainfall
In Callaway, during December, the rain falls for 14.6 days and regularly aggregates up to 3.7" (94mm) of precipitation. Throughout the year, there are 187.5 rainfall days, and 40.24" (1022mm) of precipitation is accumulated.Snowfall
January through April, October through December are months with snowfall. In Callaway, in December, during 6.5 snowfall days, 3.58" (91mm) of snow is typically accumulated. Throughout the year, in Callaway, there are 32 snowfall days, and 14.17" (360mm) of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 9h and 42min of daylight.On the first day of December, sunrise is at 7:28 am and sunset at 5:18 pm. On the last day of the month, sunrise is at 7:46 am and sunset at 5:28 pm EST.
Sunshine
The average sunshine in December is 4.7h.UV index
The months with the lowest UV index are January, February and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for the ordinary person.Note: In December, a regular UV index of 2 translates into these guidelines:
Extended sunlight exposure does not pose significant problems for most people, except for children, infants, and people with fair skin who always need shielding. Avoiding the Sun during its peak radiation time around midday is a healthy practice. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Callaway, KY
- Average high temperature in December: 45.7°F
The warmest month (with the highest average high temperature) is July (85.1°F).
The month with the lowest average high temperature is January (41.5°F).
- Average low temperature in December: 33.3°F
The month with the highest average low temperature is July (63°F).
The coldest month (with the lowest average low temperature) is January (27.3°F).
Average pressure in December
Callaway, 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
Callaway, KY
- Average wind speed in December: 5.7mph
The windiest month (with the highest average wind speed) is April (6.5mph).
The calmest month (with the lowest average wind speed) is August (3.8mph).
Average humidity in December
Callaway, KY
- Average humidity in December: 81%
The months with the highest relative humidity are February and December (81%).
The months with the lowest relative humidity are April, June, July, August, September and November (77%).
Average rainfall in December
Callaway, KY
- Average rainfall in December: 3.7"
The wettest month (with the highest rainfall) is February (4.69").
The driest month (with the least rainfall) is September (2.2").
Average rainfall days in December
Callaway, KY
- Average rainfall days in December: 14.6 days
The month with the highest number of rainy days is May (19.6 days).
The month with the least rainy days is November (11.5 days).
Average snowfall in December
Callaway, KY
- Average snowfall in December: 3.58"
The month with the highest snowfall is February (4.21").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Callaway, KY
- Average snowfall days in December: 6.5 days
The month with the highest number of snowfall days is January (9.5 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
Callaway, KY
- Average daylight in December: 9h and 42min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in December: 4h and 42min
The month with the most sunshine is June (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).
Average sunshine days in December
Callaway, KY
- Average sunshine days in December: 12.5 days
The month with the most sunshine days is October (15.7 days).
The month with the least sunshine days is February (9 days).
Average UV index in December
Callaway, 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
Callaway, KY
- Average cloud cover in December: 53
The months with the most cloud cover are January and February (Cloud cover 56).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in December
Callaway, KY
- Average visibility in December: 5mi
The months with the highest visibility are April, June and November (6mi).
The months with the lowest visibility are January, February, March, May, July, August, September, October and December (5mi).





