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
As December begins, there is a minor decrease in the average high-temperature, softly falling from a comfortable 61°F (16.1°C) in November to a fresh 53.6°F (12°C). In Lilburn, the average temperature during the nights of December drops to a cold 39.2°F (4°C).Humidity
December is the most humid month in Lilburn, with an average relative humidity of 77%.Rainfall
In Lilburn, in December, during 10.4 rainfall days, 1.77" (45mm) of precipitation is typically accumulated. Throughout the year, there are 154.1 rainfall days, and 23.74" (603mm) of precipitation is accumulated.Snowfall
January through March, November and December are months with snowfall in Lilburn. In Lilburn, during December, snow falls for 0.3 days and regularly aggregates up to 0.08" (2mm) of snow. Throughout the year, there are 2.6 snowfall days, and 0.75" (19mm) of snow is accumulated.Daylight
December has the shortest days of the year in Lilburn, with an average of 9h and 54min of daylight.On the first day of December, sunrise is at 7:24 am and sunset at 5:27 pm. On the last day of the month, sunrise is at 7:41 am and sunset at 5:38 pm EST.
Sunshine
With an average of 5h of sunshine, December has the least sunshine of the year.UV index
January 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 hazard from exposure to the Sun's UV radiation for the ordinary person.Note: The UV index of 2 during December leads to these advisories:
Sun exposure does not present considerable issues for many, yet infants, fair-skinned people, and children necessitate constant protection. It's recommended to limit sun exposure when its radiation is at its peak during midday. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat. Be cautious! The UV radiation from the Sun can be magnified almost twofold by snow reflection.
Frequently asked questions
What is the usual temperature for Lilburn in December?
What is the most humid month in Lilburn?
What is the average humidity in December in Lilburn?
How many days does it rain in December in Lilburn?
How many days does it snow in December in Lilburn?
What is the month with the shortest days in Lilburn?
What is the average length of the day in December in Lilburn?
What time are sunrise and sunset in December in Lilburn?
What is the month with the least sunshine in Lilburn?
How many hours of sunshine does Lilburn have in December?
When is the lowest UV index in Lilburn?
What is the UV index intensity in December in Lilburn?
Average temperature in December
Lilburn, GA
- Average high temperature in December: 53.6°F
The warmest month (with the highest average high temperature) is July (90.7°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 (71.2°F).
The coldest month (with the lowest average low temperature) is January (34.3°F).
Average pressure in December
Lilburn, 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
Lilburn, 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
Lilburn, 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 (68%).
Average rainfall in December
Lilburn, GA
- Average rainfall in December: 1.77"
The wettest month (with the highest rainfall) is August (3.58").
The driest months (with the least rainfall) are January and October (1.34").
Average rainfall days in December
Lilburn, GA
- Average rainfall days in December: 10.4 days
The month with the highest number of rainy days is July (18.4 days).
The month with the least rainy days is November (8.6 days).
Average snowfall in December
Lilburn, GA
- Average snowfall in December: 0.08"
The month with the highest snowfall is January (0.31").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Lilburn, GA
- Average snowfall days in December: 0.3 days
The month with the highest number of snowfall days is January (1.1 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
Lilburn, 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
Lilburn, GA
- Average sunshine days in December: 18.2 days
The month with the most sunshine days is October (21.2 days).
The month with the least sunshine days is July (10.6 days).
Average UV index in December
Lilburn, 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
Lilburn, 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 June (Cloud cover 30).
Average visibility in December
Lilburn, 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).
Lilburn, Georgia, USA
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