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
Onset of December witnesses a reduction in the average high-temperature, falling from a fresh 54.9°F (12.7°C) in November to a frosty 45.7°F (7.6°C). Island observes an average low-temperature of 33.8°F (1°C) during December nights.Humidity
In Island, the average relative humidity in December is 78%.Rainfall
In Island, in December, it is raining for 7.4 days, with typically 0.79" (20mm) of accumulated precipitation. Throughout the year, there are 114.1 rainfall days, and 10.63" (270mm) of precipitation is accumulated.Snowfall
Months with snowfall in Island, Kentucky, are January through April, November and December. In Island, in December, during 2.1 snowfall days, 0.08" (2mm) of snow is typically accumulated. Throughout the year, there are 12.5 snowfall days, and 1.34" (34mm) of snow is accumulated.Daylight
With an average of 9h and 36min of daylight, December has the shortest days of the year in Island.On the first day of December in Island, Kentucky, sunrise is at 6:44 am and sunset at 4:30 pm. On the last day of the month, sunrise is at 7:02 am and sunset at 4:40 pm CST.
Sunshine
In December, the average sunshine in Island is 4.6h.UV index
January, February and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for the average person.Note: The UV index of 2 during December translates into the following guidance:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
Frequently asked questions
What is the temperature in December in Island?
What is the average humidity in December in Island?
How many days does it rain in December in Island?
How much does it snow in Island in December?
What is the month with the shortest days in Island?
How many hours of daylight does Island have in December?
When are sunrise and sunset in December in Island?
How many hours of sunshine does Island have in December?
What is the month with the lowest UV index in Island?
What is the UV index intensity in December in Island?
Average temperature in December
Island, KY
- Average high temperature in December: 45.7°F
The warmest month (with the highest average high temperature) is July (86°F).
The month with the lowest average high temperature is January (40.3°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 (27.9°F).
Average pressure in December
Island, 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
Island, KY
- Average wind speed in December: 8.6mph
The windiest month (with the highest average wind speed) is February (9.2mph).
The calmest month (with the lowest average wind speed) is July (5.4mph).
Average humidity in December
Island, KY
- Average humidity in December: 78%
The month with the highest relative humidity is May (80%).
The month with the lowest relative humidity is October (72%).
Average rainfall in December
Island, KY
- Average rainfall in December: 0.79"
The wettest month (with the highest rainfall) is February (1.18").
The driest month (with the least rainfall) is September (0.35").
Average rainfall days in December
Island, KY
- Average rainfall days in December: 7.4 days
The month with the highest number of rainy days is July (13.1 days).
The month with the least rainy days is November (6.9 days).
Average snowfall in December
Island, KY
- Average snowfall in December: 0.08"
The month with the highest snowfall is February (0.63").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Island, KY
- Average snowfall days in December: 2.1 days
The month with the highest number of snowfall days is January (3.7 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
Island, 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 months with the most sunshine are June, July 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
Island, KY
- Average sunshine days in December: 20.6 days
The month with the most sunshine days is November (21.8 days).
The month with the least sunshine days is July (14.8 days).
Average UV index in December
Island, 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
Island, KY
- Average cloud cover in December: 51
The month with the most cloud cover is January (Cloud cover 54).
The month with the least cloud cover is June (Cloud cover 28).
Average visibility in December
Island, 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).
Island, Kentucky, USA
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