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 Graystone, the beginning of December is marked by a marginally lowered average high-temperature, shifting from November's comfortable 61.3°F (16.3°C) to a cool 53.8°F (12.1°C). December generally records an average low-temperature of 39.6°F (4.2°C).Humidity
The most humid month is December, with an average relative humidity of 77%.Rainfall
In Graystone, in December, during 11.5 rainfall days, 2.36" (60mm) of precipitation is typically accumulated. Throughout the year, there are 158.9 rainfall days, and 27.32" (694mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through March, November and December. In December, it is snowing for 0.5 days. Throughout December, 0.12" (3mm) of snow is accumulated. In Graystone, during the entire year, snow falls for 2.6 days and aggregates up to 1.02" (26mm) of snow.Daylight
With an average of 9h and 54min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 7:23 am and sunset at 5:26 pm. On the last day of the month, sunrise is at 7:40 am and sunset at 5:37 pm EST.
Sunshine
The month with the least sunshine is December, with an average of 5h of sunshine.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 hazard from exposure to the Sun's UV rays for ordinary individuals.Note: The maximum UV index of 2 during December translates into these guidelines:
While most can endure approximately an hour in the sun without burning, children always require protection from sunlight. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in December?
What is the most humid month in Graystone?
What is the average humidity in December?
How much 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 Graystone have in December?
When are sunrise and sunset in December?
What is the month with the least sunshine?
How many hours of sunshine does Graystone have in December?
When is the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Graystone, GA
- Average high temperature in December: 53.8°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 (49.8°F).
- Average low temperature in December: 39.6°F
The month with the highest average low temperature is July (71.2°F).
The coldest month (with the lowest average low temperature) is January (34.9°F).
Average pressure in December
Graystone, 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
Graystone, GA
- 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 (4.5mph).
Average humidity in December
Graystone, 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 (70%).
Average rainfall in December
Graystone, GA
- Average rainfall in December: 2.36"
The wettest month (with the highest rainfall) is August (3.78").
The driest month (with the least rainfall) is October (1.46").
Average rainfall days in December
Graystone, GA
- Average rainfall days in December: 11.5 days
The month with the highest number of rainy days is July (18.8 days).
The months with the least rainy days are October and November (9.4 days).
Average snowfall in December
Graystone, GA
- Average snowfall in December: 0.12"
The month with the highest snowfall is February (0.43").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Graystone, GA
- Average snowfall days in December: 0.5 days
The months with the highest number of snowfall days are January and February (0.8 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
Graystone, 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 36min).
The month with the least sunshine is December (Average sunshine: 5h and 0min).
Average sunshine days in December
Graystone, GA
- Average sunshine days in December: 17.9 days
The month with the most sunshine days is October (21.1 days).
The month with the least sunshine days is July (9.8 days).
Average UV index in December
Graystone, GA
- 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 and December (UV index 2).
Average cloud cover in December
Graystone, GA
- Average cloud cover in December: 46
The month with the most cloud cover is December (Cloud cover 46).
The month with the least cloud cover is June (Cloud cover 30).
Average visibility in December
Graystone, 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).
Graystone, Georgia, USA
Weather forecast for your location
2. Allow the app to use your location