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
Grab's December weather features a light decline in high-temperatures, reducing from a cool 54.5°F (12.5°C) in November to a frosty 46°F (7.8°C). Throughout the month of December, Grab witnesses an average temperature of 33.8°F (1°C).Humidity
The months with the highest humidity in Grab are February and December, with an average relative humidity of 80%.Rainfall
In Grab, in December, during 12.8 rainfall days, 2.95" (75mm) of precipitation is typically accumulated. Throughout the year, there are 172.3 rainfall days, and 36.93" (938mm) of precipitation is accumulated.Snowfall
January through April, October through December are months with snowfall. In Grab, in December, during 4.9 snowfall days, 1.02" (26mm) of snow is typically accumulated. Throughout the year, in Grab, there are 25.1 snowfall days, and 7.6" (193mm) of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 9h and 42min of daylight.On the first day of the month, sunrise is at 6:38 am and sunset at 4:25 pm. On the last day of December, sunrise is at 6:56 am and sunset at 4:35 pm CST.
Sunshine
In Grab, the average sunshine in December is 4.4h.UV index
The months with the lowest UV index in Grab, Kentucky, are January, February and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for the ordinary person.Note: The maximum daily UV index of 2 in December converts into the following recommendations:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Keep in mind! Snow's reflective quality can nearly double the intensity of the Sun's UV radiation.
Frequently asked questions
What are December temperatures in Grab?
What are the most humid months in Grab?
What is the average humidity in December in Grab?
How much does it rain in Grab in December?
How many days does it snow in December in Grab?
What is the month with the shortest days in Grab?
What is the average length of the day in December in Grab?
When is the sunrise / sunset in December in Grab?
How many hours of sunshine does Grab have in December?
What is the month with the lowest UV index in Grab?
What is the UV index intensity in December in Grab?
Average temperature in December
Grab, KY
- Average high temperature in December: 46°F
The warmest month (with the highest average high temperature) is July (86.2°F).
The month with the lowest average high temperature is January (41°F).
- Average low temperature in December: 33.8°F
The month with the highest average low temperature is July (66.9°F).
The coldest month (with the lowest average low temperature) is January (27.5°F).
Average pressure in December
Grab, 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
Grab, KY
- Average wind speed in December: 7.6mph
The windiest months (with the highest average wind speed) are January and February (8.3mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).
Average humidity in December
Grab, 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
Grab, KY
- Average rainfall in December: 2.95"
The wettest month (with the highest rainfall) is July (3.82").
The driest month (with the least rainfall) is September (2.32").
Average rainfall days in December
Grab, KY
- Average rainfall days in December: 12.8 days
The month with the highest number of rainy days is July (18.3 days).
The month with the least rainy days is November (10.5 days).
Average snowfall in December
Grab, KY
- Average snowfall in December: 1.02"
The month with the highest snowfall is February (2.09").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Grab, 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
Grab, 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 month with the least sunshine is February (Average sunshine: 4h and 12min).
Average sunshine days in December
Grab, KY
- Average sunshine days in December: 14.4 days
The month with the most sunshine days is October (17 days).
The month with the least sunshine days is July (10.8 days).
Average UV index in December
Grab, 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
Grab, 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
Grab, KY
- Average visibility in December: 6mi
The months with the highest visibility are March, April, June, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, May and July (5mi).
Grab, Kentucky, USA
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