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
In December, the average high-temperature decreases from a cool 53.4°F (11.9°C) in November to a frosty 44.2°F (6.8°C). In Richlawn, the December nights cool down to an average low of 32.4°F (0.2°C).Humidity
February and December, with an average relative humidity of 79%, are the most humid months.Rainfall
In Richlawn, in December, it is raining for 9.9 days, with typically 0.79" (20mm) of accumulated precipitation. Throughout the year, there are 120.5 rainfall days, and 10.43" (265mm) of precipitation is accumulated.Snowfall
January through April, November and December are months with snowfall in Richlawn. In Richlawn, in December, during 4.1 snowfall days, 0.31" (8mm) of snow is typically accumulated. In Richlawn, during the entire year, snow falls for 19.8 days and aggregates up to 1.54" (39mm) of snow.Daylight
December has the shortest days of the year, with an average of 9h and 36min of daylight.On the first day of December, sunrise is at 7:41 am and sunset at 5:22 pm. On the last day of the month, sunrise is at 7:59 am and sunset at 5:32 pm EST.
Sunshine
The months with the least sunshine are January and December, with an average of 4.4h of sunshine.UV index
January, February, November 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 low health risk from exposure to the Sun's UV rays for ordinary individuals.Note: A maximum high UV index of 2 in December translates into the following recommendations:
Prolonged sun exposure generally does not trouble most people. However, it is vital to ensure protection for babies, children, and individuals with sensitive skin. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Forewarned is forearmed! The Sun's UV radiation can be almost doubled in intensity by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold does it get 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?
What is the average length of the day in December?
When is the sunrise / sunset in December?
What is the month with the least sunshine?
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 in Richlawn?
Average temperature in December
Richlawn, KY
- Average high temperature in December: 44.2°F
The warmest month (with the highest average high temperature) is July (86.9°F).
The month with the lowest average high temperature is January (39°F).
- Average low temperature in December: 32.4°F
The month with the highest average low temperature is July (67.8°F).
The coldest month (with the lowest average low temperature) is January (26.2°F).
Average pressure in December
Richlawn, KY
- Average pressure in December: 30.13"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in December
Richlawn, KY
- Average wind speed in December: 7.3mph
The windiest month (with the highest average wind speed) is January (8mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).
Average humidity in December
Richlawn, KY
- Average humidity in December: 79%
The months with the highest relative humidity are February and December (79%).
The month with the lowest relative humidity is August (72%).
Average rainfall in December
Richlawn, KY
- Average rainfall in December: 0.79"
The wettest month (with the highest rainfall) is July (1.18").
The driest month (with the least rainfall) is September (0.43").
Average rainfall days in December
Richlawn, KY
- Average rainfall days in December: 9.9 days
The month with the highest number of rainy days is May (13.9 days).
The month with the least rainy days is November (7.5 days).
Average snowfall in December
Richlawn, KY
- Average snowfall in December: 0.31"
The month with the highest snowfall is January (0.43").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Richlawn, KY
- Average snowfall days in December: 4.1 days
The month with the highest number of snowfall days is January (6 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
Richlawn, KY
- Average daylight in December: 9h and 4min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in December: 4h and 2min
The months with the most sunshine are June and July (Average sunshine: 10h and 24min).
The months with the least sunshine are January and December (Average sunshine: 4h and 24min).
Average sunshine days in December
Richlawn, KY
- Average sunshine days in December: 18.6 days
The month with the most sunshine days is October (21.4 days).
The month with the least sunshine days is May (13.5 days).
Average UV index in December
Richlawn, 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, November and December (UV index 2).
Average cloud cover in December
Richlawn, KY
- Average cloud cover in December: 54
The month with the most cloud cover is January (Cloud cover 56).
The month with the least cloud cover is August (Cloud cover 27).
Average visibility in December
Richlawn, KY
- Average visibility in December: 6mi
The months with the highest visibility are January, March, April, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are February and May (5mi).
Richlawn, Kentucky, USA
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