December weather forecastTimbercrest, GA
December
Weather in December
The first month of the winter, December, is also a fresh month in Timbercrest, Georgia, with an average temperature varying between 53.6°F (12°C) and 39.2°F (4°C).Temperature
Timbercrest experiences a moderate temperature shift at the start of December, with average high-temperatures adjusting a bit from a comfortable 60.8°F (16°C) in November to a fresh 53.6°F (12°C). December brings with it a nighttime average temperature of 39.2°F (4°C).Humidity
With an average relative humidity of 77%, December is the most humid month.Rainfall
In Timbercrest, in December, during 12.7 rainfall days, 3.74" (95mm) of precipitation is typically accumulated. Throughout the year, there are 172.5 rainfall days, and 40.59" (1031mm) of precipitation is accumulated.Snowfall
January through March, November and December are months with snowfall. In Timbercrest, in December, during 0.5 snowfall days, 0.2" (5mm) of snow is typically accumulated. In Timbercrest, 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 is December, with an average of 9h and 54min of daylight.On the first day of the month, sunrise is at 7:23 am and sunset at 5:26 pm. On the last day of December, sunrise is at 7:40 am and sunset at 5:37 pm EST.
Sunshine
With an average of 5h of sunshine, December has the least sunshine of the year.UV index
The months with the lowest UV index are January and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low health risk from unsafe exposure to UV radiation for the ordinary person.Note: The daily maximum UV index of 2 in December interprets into the following advice:
Prolonged exposure to sunlight rarely troubles the majority, but constant protection is vital for babies, children, and fair-skinned people. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Timbercrest, 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
Timbercrest, 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
Timbercrest, 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
Timbercrest, 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
Timbercrest, 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
Timbercrest, 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
Timbercrest, 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
Timbercrest, 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
Timbercrest, GA
- Average daylight in December: 9h and 54min
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
Timbercrest, 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
Timbercrest, 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
Timbercrest, 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
Timbercrest, 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).





