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 arrival of December, Gradyville notices a mild change in the average high-temperature, sliding from November's cool 55°F (12.8°C) to a frosty 46.2°F (7.9°C). Throughout December, the average low-temperature records at a wintry 34°F (1.1°C).Humidity
The months with the highest humidity are February and December, with an average relative humidity of 80%.Rainfall
In Gradyville, in December, during 13.1 rainfall days, 3.31" (84mm) of precipitation is typically accumulated. Throughout the year, there are 174.3 rainfall days, and 38.27" (972mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, October through December. In Gradyville, in December, snow falls for 4.9 days, with typically accumulated 1.34" (34mm) of snow. Throughout the year, in Gradyville, Kentucky, there are 25.3 snowfall days, and 9.13" (232mm) of snow is accumulated.Daylight
December has the shortest days of the year in Gradyville, with an average of 9h and 42min of daylight.On the first day of December, sunrise is at 6:37 am and sunset at 4:24 pm. On the last day of the month, sunrise is at 6:54 am and sunset at 4:35 pm CST.
Sunshine
The average sunshine in December in Gradyville is 4.4h.UV index
January, February and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV radiation for average individuals.Note: A daily maximum UV index of 2 in December translates into the following instructions:
Prolonged sun exposure should always be prevented in babies, children, and those with sensitive skin. Direct Sun exposure should be minimized especially during midday when radiation is most intense. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in December?
What is the most humid month?
What is the average humidity in December?
How many days does it rain in December?
How much does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Gradyville have in December?
When are sunrise and sunset in December?
How long on average sun shines in December?
What are the months with the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Gradyville, KY
- Average high temperature in December: 46.2°F
The warmest month (with the highest average high temperature) is July (86°F).
The month with the lowest average high temperature is January (41.5°F).
- Average low temperature in December: 34°F
The month with the highest average low temperature is July (66.6°F).
The coldest month (with the lowest average low temperature) is January (27.9°F).
Average pressure in December
Gradyville, 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 (29.96"Hg).
Average wind speed in December
Gradyville, KY
- Average wind speed in December: 7.5mph
The windiest month (with the highest average wind speed) is February (8.2mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).
Average humidity in December
Gradyville, 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 October (75%).
Average rainfall in December
Gradyville, KY
- Average rainfall in December: 3.31"
The wettest month (with the highest rainfall) is February (3.86").
The driest month (with the least rainfall) is September (2.36").
Average rainfall days in December
Gradyville, KY
- Average rainfall days in December: 13.1 days
The months with the highest number of rainy days are May and July (17.8 days).
The month with the least rainy days is November (10.4 days).
Average snowfall in December
Gradyville, KY
- Average snowfall in December: 1.34"
The month with the highest snowfall is February (2.68").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Gradyville, KY
- Average snowfall days in December: 4.9 days
The month with the highest number of snowfall days is January (7.4 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
Gradyville, 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 2min
The month with the most sunshine is August (Average sunshine: 10h and 24min).
The months with the least sunshine are January and February (Average sunshine: 4h and 12min).
Average sunshine days in December
Gradyville, KY
- Average sunshine days in December: 14 days
The month with the most sunshine days is November (17 days).
The month with the least sunshine days is July (10.9 days).
Average UV index in December
Gradyville, 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
Gradyville, KY
- Average cloud cover in December: 54
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 30).
Average visibility in December
Gradyville, KY
- Average visibility in December: 6mi
The months with the highest visibility are March, April, June, August, October, November and December (6mi).
The months with the lowest visibility are January, February, May, July and September (5mi).
Gradyville, Kentucky, USA
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