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
The transition into December is accompanied by a slight temperature decrease, with the average high-temperature shifting from a refreshing 56.5°F (13.6°C) in November to a chilly 48.7°F (9.3°C). During December nights, Henry Clay Heights witnesses a consistent average temperature of 34.7°F (1.5°C).Humidity
With an average relative humidity of 78%, December is the most humid month.Rainfall
In Henry Clay Heights, in December, during 10.5 rainfall days, 2.01" (51mm) of precipitation is typically accumulated. Throughout the year, there are 152.8 rainfall days, and 27.09" (688mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, November and December. In December, it is snowing for 1.6 days. Throughout December, 1.38" (35mm) of snow is accumulated. In Henry Clay Heights, during the entire year, snow falls for 11.7 days and aggregates up to 7.01" (178mm) of snow.Daylight
The month with the shortest days is December, with an average of 9h and 36min of daylight.On the first day of December, sunrise is at 7:06 am and sunset at 4:51 pm. On the last day of the month, sunrise is at 7:24 am and sunset at 5:01 pm EST.
Sunshine
The month with the least sunshine is December, with an average of 5.2h of sunshine.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 exposure to the Sun's UV radiation for average individuals.Note: The maximum daily UV index of 2 in December interprets 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. To protect against the Sun's most potent rays, avoid direct exposure around midday. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Be on the lookout! Nearly twofold UV radiation from the Sun can be reflected by snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average December temperature?
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 Henry Clay Heights have in December?
When is the sunrise / sunset in December?
What is the month with the least sunshine in Henry Clay Heights?
How many hours of sunshine does Henry Clay Heights have in December?
What is the month with the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Henry Clay Heights, VA
- Average high temperature in December: 48.7°F
The warmest month (with the highest average high temperature) is July (90.1°F).
The month with the lowest average high temperature is January (43.9°F).
- Average low temperature in December: 34.7°F
The month with the highest average low temperature is July (69.3°F).
The coldest month (with the lowest average low temperature) is January (28.9°F).
Average pressure in December
Henry Clay Heights, VA
- Average pressure in December: 30.12"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in December
Henry Clay Heights, VA
- Average wind speed in December: 5.8mph
The windiest month (with the highest average wind speed) is April (7.3mph).
The calmest month (with the lowest average wind speed) is August (5mph).
Average humidity in December
Henry Clay Heights, VA
- Average humidity in December: 78%
The month with the highest relative humidity is December (78%).
The month with the lowest relative humidity is July (69%).
Average rainfall in December
Henry Clay Heights, VA
- Average rainfall in December: 2.01"
The wettest month (with the highest rainfall) is August (2.83").
The driest month (with the least rainfall) is September (1.69").
Average rainfall days in December
Henry Clay Heights, VA
- Average rainfall days in December: 10.5 days
The month with the highest number of rainy days is May (17.4 days).
The month with the least rainy days is November (9.2 days).
Average snowfall in December
Henry Clay Heights, VA
- Average snowfall in December: 1.38"
The month with the highest snowfall is February (1.93").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Henry Clay Heights, VA
- Average snowfall days in December: 1.6 days
The months with the highest number of snowfall days are January and February (3.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Henry Clay Heights, VA
- 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: 5h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 5h and 12min).
Average sunshine days in December
Henry Clay Heights, VA
- Average sunshine days in December: 18.2 days
The month with the most sunshine days is November (19.3 days).
The month with the least sunshine days is May (11.7 days).
Average UV index in December
Henry Clay Heights, VA
- Average UV index in December: 2
The month with the highest UV index is June (UV index 7).
The months with the lowest UV index are January, February and December (UV index 2).
Average cloud cover in December
Henry Clay Heights, VA
- Average cloud cover in December: 44
The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 32).
Average visibility in December
Henry Clay Heights, VA
- Average visibility in December: 5mi
The months with the highest visibility are January, February, March, April, June, July, August, September, October and November (6mi).
The months with the lowest visibility are May and December (5mi).
Henry Clay Heights, Virginia, USA
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