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
During the shift to December, Oak Grove records a mild decrease in average high-temperature, moving from a moderate 56.1°F (13.4°C) in November to a chilly 47.3°F (8.5°C). In Oak Grove, the average temperature during the nights of December drops to a cold 34.7°F (1.5°C).Humidity
The average relative humidity in December in Oak Grove is 78%.Rainfall
In December, the rain falls for 12.4 days. Throughout December, 3.5" (89mm) of precipitation is accumulated. In Oak Grove, during the entire year, the rain falls for 179.3 days and collects up to 39.76" (1010mm) of precipitation.Snowfall
Months with snowfall are January through April, October through December. In Oak Grove, in December, during 3.1 snowfall days, 1.18" (30mm) of snow is typically accumulated. Throughout the year, there are 15.8 snowfall days, and 5.35" (136mm) 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 6:44 am and sunset at 4:34 pm. On the last day of December, sunrise is at 7:01 am and sunset at 4:44 pm CST.
Sunshine
In December, the average sunshine in Oak Grove is 4.7h.UV index
January, February and December, with an average maximum UV index of 2, are months with the lowest UV index in Oak Grove, Kentucky. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV rays for average individuals.Note: A maximum high UV index of 2 in December translates into the following recommendations:
Unlike children, who always need sun protection, most individuals can remain in the sun for up to an hour without getting burnt. It's recommended to limit sun exposure when its radiation is at its peak during midday. During bright days, sunglasses that offer UVA and UVB defense are recommended. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
Frequently asked questions
What are the temperatures in Oak Grove in December?
What is the average humidity in December in Oak Grove?
How many days does it rain in December in Oak Grove?
How many days does it snow in December in Oak Grove?
What is the month with the shortest days in Oak Grove?
What is the average length of the day in December in Oak Grove?
What time are sunrise and sunset in December in Oak Grove?
How long on average sun shines in December in Oak Grove?
When is the lowest UV index in Oak Grove?
How high is the UV index in December in Oak Grove?
Average temperature in December
Oak Grove, KY
- Average high temperature in December: 47.3°F
The warmest month (with the highest average high temperature) is July (87.4°F).
The month with the lowest average high temperature is January (42.6°F).
- Average low temperature in December: 34.7°F
The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (28.9°F).
Average pressure in December
Oak Grove, KY
- Average pressure in December: 30.14"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed in December
Oak Grove, KY
- Average wind speed in December: 8.2mph
The windiest months (with the highest average wind speed) are February and April (8.8mph).
The calmest month (with the lowest average wind speed) is July (5.2mph).
Average humidity in December
Oak Grove, KY
- Average humidity in December: 78%
The months with the highest relative humidity are March and May (79%).
The month with the lowest relative humidity is October (72%).
Average rainfall in December
Oak Grove, KY
- Average rainfall in December: 3.5"
The wettest month (with the highest rainfall) is February (4.06").
The driest month (with the least rainfall) is September (2.17").
Average rainfall days in December
Oak Grove, KY
- Average rainfall days in December: 12.4 days
The month with the highest number of rainy days is July (19.6 days).
The month with the least rainy days is November (10.8 days).
Average snowfall in December
Oak Grove, KY
- Average snowfall in December: 1.18"
The month with the highest snowfall is January (1.42").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Oak Grove, KY
- Average snowfall days in December: 3.1 days
The month with the highest number of snowfall days is January (4.9 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
Oak Grove, KY
- Average daylight in December: 9h and 4min
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 4min
The month with the most sunshine is June (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).
Average sunshine days in December
Oak Grove, KY
- Average sunshine days in December: 15.5 days
The months with the most sunshine days are October and November (17.8 days).
The month with the least sunshine days is July (8.6 days).
Average UV index in December
Oak Grove, 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
Oak Grove, KY
- Average cloud cover in December: 50
The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is June (Cloud cover 29).
Average visibility in December
Oak Grove, 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).
Oak Grove, Kentucky, USA
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