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
December is characterized by a mild reduction in the average high-temperature, from an enjoyable 60.8°F (16°C) in November to a cool 53.6°F (12°C). During the month of December, the nighttime temperature in Yorktown falls to an average of 39.2°F (4°C).Humidity
The most humid month in Yorktown is December, with an average relative humidity of 77%.Rainfall
In Yorktown, in December, it is raining for 12.7 days, with typically 3.74" (95mm) of accumulated precipitation. Throughout the year, there are 172.5 rainfall days, and 40.59" (1031mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through March, November and December. In Yorktown, in December, during 0.5 snowfall days, 0.2" (5mm) of snow is typically accumulated. In Yorktown, during the entire year, snow falls for 3.6 days and aggregates up to 1.89" (48mm) of snow.Daylight
The month with the shortest days in Yorktown is December, with an average of 9h and 54min of daylight.On the first day of December, sunrise is at 7:23 am and sunset at 5:27 pm. On the last day of the month, sunrise is at 7:41 am and sunset at 5:37 pm EST.
Sunshine
With an average of 5h of sunshine, December has the least sunshine of the year in Yorktown.UV index
The months with the lowest UV index are January and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV rays for the ordinary person.Note: A maximum UV index of 2 in December translates into the following recommendations:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Note this! The Sun's UV radiation can nearly be doubled by the reflection off snow.
Frequently asked questions
What is the average December temperature in Yorktown?
What is the most humid month in Yorktown?
What is the average humidity in December in Yorktown?
How much does it rain in Yorktown in December?
How many days does it snow in December in Yorktown?
What is the month with the shortest days in Yorktown?
How many hours of daylight does Yorktown have in December?
When is the sunrise / sunset in December in Yorktown?
What is the month with the least sunshine in Yorktown?
How long on average sun shines in December in Yorktown?
When is the lowest UV index in Yorktown?
How high is the UV index in December in Yorktown?
Average temperature in December
Yorktown, GA
- Average high temperature in December: 53.6°F
The warmest month (with the highest average high temperature) is July (90.3°F).
The month with the lowest average high temperature is January (49.6°F).
- Average low temperature in December: 39.2°F
The month with the highest average low temperature is July (70.5°F).
The coldest month (with the lowest average low temperature) is January (34.3°F).
Average pressure in December
Yorktown, GA
- Average pressure in December: 30.15"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).
Average wind speed in December
Yorktown, GA
- Average wind speed in December: 7.4mph
The windiest month (with the highest average wind speed) is January (8mph).
The calmest month (with the lowest average wind speed) is August (4.6mph).
Average humidity in December
Yorktown, GA
- Average humidity in December: 77%
The month with the highest relative humidity is December (77%).
The month with the lowest relative humidity is July (69%).
Average rainfall in December
Yorktown, GA
- Average rainfall in December: 3.74"
The wettest month (with the highest rainfall) is August (5.04").
The driest month (with the least rainfall) is October (2.17").
Average rainfall days in December
Yorktown, GA
- Average rainfall days in December: 12.7 days
The month with the highest number of rainy days is July (20 days).
The months with the least rainy days are October and November (9.7 days).
Average snowfall in December
Yorktown, GA
- Average snowfall in December: 0.2"
The month with the highest snowfall is January (0.79").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Yorktown, GA
- Average snowfall days in December: 0.5 days
The months with the highest number of snowfall days are January and February (1.3 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
Yorktown, GA
- Average daylight in December: 9h and 5min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in December: 5h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is December (Average sunshine: 5h and 0min).
Average sunshine days in December
Yorktown, GA
- Average sunshine days in December: 16.8 days
The month with the most sunshine days is October (20.7 days).
The month with the least sunshine days is July (9 days).
Average UV index in December
Yorktown, GA
- 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 and December (UV index 2).
Average cloud cover in December
Yorktown, GA
- Average cloud cover in December: 47
The month with the most cloud cover is December (Cloud cover 47).
The month with the least cloud cover is June (Cloud cover 31).
Average visibility in December
Yorktown, GA
- 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).
Yorktown, Georgia, USA
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