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
With the beginning of December, the average high-temperature shows a small decrease, transitioning from a cool 54°F (12.2°C) in November to a frosty 45.1°F (7.3°C). An average low-temperature of 33.1°F (0.6°C) is recorded during the nights in December in Defiance.Humidity
February and December, with an average relative humidity of 80%, are the most humid months in Defiance.Rainfall
In December, the rain falls for 11.7 days. Throughout December, 2.36" (60mm) of precipitation is accumulated. In Defiance, Kentucky, during the entire year, the rain falls for 168.8 days and collects up to 24.84" (631mm) of precipitation.Snowfall
January through April, October through December are months with snowfall. In Defiance, in December, during 6.1 snowfall days, 2.95" (75mm) of snow is typically accumulated. Throughout the year, there are 33.3 snowfall days, and 11.34" (288mm) of snow is accumulated.Daylight
December has the shortest days of the year in Defiance, Kentucky, with an average of 9h and 42min of daylight.On the first day of the month, sunrise is at 7:28 am and sunset at 5:15 pm. On the last day of December, in Defiance, sunrise is at 7:46 am and sunset at 5:25 pm EST.
Sunshine
The average sunshine in December in Defiance is 4.7h.UV index
The months with the lowest UV index in Defiance, Kentucky, 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 average person.Note: A maximum high UV index of 2 in December translates into the following recommendations:
Sun exposure does not present considerable issues for many, yet infants, fair-skinned people, and children necessitate constant protection. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.
Frequently asked questions
What are December temperatures in Defiance?
What are the most humid months in Defiance?
What is the average humidity in December in Defiance?
How many days does it rain in December in Defiance?
How many days does it snow in December in Defiance?
What is the month with the shortest days in Defiance?
How many hours of daylight does Defiance have in December?
When is the sunrise / sunset in December in Defiance?
How long on average sun shines in December in Defiance?
When is the lowest UV index in Defiance?
How high is the UV index in December in Defiance?
Average temperature in December
Defiance, KY
- Average high temperature in December: 45.1°F
The warmest month (with the highest average high temperature) is July (85.3°F).
The month with the lowest average high temperature is January (40.6°F).
- Average low temperature in December: 33.1°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°F).
Average pressure in December
Defiance, 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
Defiance, KY
- Average wind speed in December: 6mph
The windiest month (with the highest average wind speed) is April (6.7mph).
The calmest month (with the lowest average wind speed) is August (4mph).
Average humidity in December
Defiance, KY
- Average humidity in December: 80%
The months with the highest relative humidity are February and December (80%).
The month with the lowest relative humidity is November (75%).
Average rainfall in December
Defiance, KY
- Average rainfall in December: 2.36"
The wettest month (with the highest rainfall) is February (2.76").
The driest month (with the least rainfall) is September (1.46").
Average rainfall days in December
Defiance, KY
- Average rainfall days in December: 11.7 days
The month with the highest number of rainy days is May (18.6 days).
The month with the least rainy days is November (10.5 days).
Average snowfall in December
Defiance, KY
- Average snowfall in December: 2.95"
The month with the highest snowfall is February (3.15").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Defiance, KY
- Average snowfall days in December: 6.1 days
The month with the highest number of snowfall days is January (10.3 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
Defiance, 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 months with the most sunshine are June, July and August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).
Average sunshine days in December
Defiance, KY
- Average sunshine days in December: 14 days
The month with the most sunshine days is November (17.3 days).
The month with the least sunshine days is May (9.7 days).
Average UV index in December
Defiance, KY
- Average UV index in December: 2
The months with the highest UV index are May, June 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
Defiance, KY
- Average cloud cover in December: 53
The month with the most cloud cover is February (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in December
Defiance, KY
- Average visibility in December: 5mi
The months with the highest visibility are April, October and November (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September and December (5mi).
Defiance, Kentucky, USA
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