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's arrival aligns with a minor decrease in average high-temperatures, from November's comfortable 62.8°F (17.1°C) to a mild 55.6°F (13.1°C). Throughout the month of December, Rockridge witnesses an average temperature of 40.6°F (4.8°C).Humidity
The most humid month is December, with an average relative humidity of 78%.Rainfall
In Rockridge, Georgia, in December, it is raining for 10.3 days, with typically 2.01" (51mm) of accumulated precipitation. Throughout the year, in Rockridge, there are 148.5 rainfall days, and 21.3" (541mm) of precipitation is accumulated.Snowfall
January, February and December are months with snowfall. December is the first month it typically snows in Rockridge. Throughout December, in the average 0.4 snowfall days, it receives 0.08" (2mm) of snow. In Rockridge, Georgia, during the entire year, snow falls for 2.2 days and aggregates up to 0.47" (12mm) of snow.Daylight
The month with the shortest days in Rockridge is December, with an average of 10h and 0min of daylight.On the first day of December in Rockridge, sunrise is at 7:26 am and sunset at 5:32 pm. On the last day of the month, sunrise is at 7:44 am and sunset at 5:43 pm EST.
Sunshine
December has the least sunshine of the year, with an average of 5.1h of sunshine.UV index
The months with the lowest UV index are January, February and December, with an average maximum UV index of 3. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for average individuals.Note: The maximum UV index, 3 during December, leads to the following recommendations:
Undertake precautions - Guarding against sun damage is counselled. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. Be advised! The UV radiation from the Sun can be almost doubled due to the reflective properties of snow.
Frequently asked questions
What is the average December temperature in Rockridge?
What is the most humid month in Rockridge?
What is the average humidity in December in Rockridge?
How many days does it rain in December in Rockridge?
When does it start snowing in Rockridge?
What is the month with the shortest days in Rockridge?
What is the average length of the day in December in Rockridge?
What time are sunrise and sunset in December in Rockridge?
What is the month with the least sunshine in Rockridge?
How many hours of sunshine does Rockridge have in December?
What are the months with the lowest UV index in Rockridge?
What is the UV index reading in December in Rockridge?
Average temperature in December
Rockridge, GA
- Average high temperature in December: 55.6°F
The warmest month (with the highest average high temperature) is July (89.8°F).
The month with the lowest average high temperature is January (52.3°F).
- Average low temperature in December: 40.6°F
The month with the highest average low temperature is July (70.3°F).
The coldest month (with the lowest average low temperature) is January (36.1°F).
Average pressure in December
Rockridge, 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 (29.98"Hg).
Average wind speed in December
Rockridge, GA
- Average wind speed in December: 7.3mph
The windiest months (with the highest average wind speed) are January and February (7.6mph).
The calmest month (with the lowest average wind speed) is August (4.4mph).
Average humidity in December
Rockridge, GA
- Average humidity in December: 78%
The month with the highest relative humidity is December (78%).
The months with the lowest relative humidity are October and November (72%).
Average rainfall in December
Rockridge, GA
- Average rainfall in December: 2.01"
The wettest month (with the highest rainfall) is July (2.8").
The driest month (with the least rainfall) is October (1.02").
Average rainfall days in December
Rockridge, GA
- Average rainfall days in December: 10.3 days
The month with the highest number of rainy days is August (20.8 days).
The month with the least rainy days is November (7.1 days).
Average snowfall in December
Rockridge, GA
- Average snowfall in December: 0.08"
The months with the highest snowfall are January and February (0.2").
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0").
Average snowfall days in December
Rockridge, GA
- Average snowfall days in December: 0.4 days
The month with the highest number of snowfall days is January (0.8 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average daylight in December /
Average sunshine in December
Rockridge, GA
- Average daylight in December: 10h and 0min
The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in December: 5h and 1min
The months with the most sunshine are June and July (Average sunshine: 10h and 24min).
The month with the least sunshine is December (Average sunshine: 5h and 6min).
Average sunshine days in December
Rockridge, GA
- Average sunshine days in December: 18.9 days
The month with the most sunshine days is October (22 days).
The month with the least sunshine days is July (8.3 days).
Average UV index in December
Rockridge, GA
- Average UV index in December: 3
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 3).
Average cloud cover in December
Rockridge, GA
- Average cloud cover in December: 46
The months with the most cloud cover are February and December (Cloud cover 46).
The month with the least cloud cover is October (Cloud cover 31).
Average visibility in December
Rockridge, GA
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, September, October, November and December (6mi).
The month with the lowest visibility is August (5mi).
Rockridge, Georgia, USA
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