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 sees a slight reduction in average high-temperature, with a shift from a refreshing 63.3°F (17.4°C) in November to a fresh 55.2°F (12.9°C). Atlanta, during the nights of December, experiences an average temperature drop to a cold 40.3°F (4.6°C).Humidity
In Atlanta, the average relative humidity in December is 79%.Rainfall
In Atlanta, in December, during 12.3 rainfall days, 3.58" (91mm) of precipitation is typically accumulated. Throughout the year, there are 160.6 rainfall days, and 37.52" (953mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through March, November and December. In December, it is snowing for 0.4 days. Throughout December, 0.04" (1mm) of snow is accumulated. Throughout the year, there are 3.7 snowfall days, and 1.57" (40mm) of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 10h and 0min of daylight.On the first day of December, sunrise is at 7:02 am and sunset at 5:09 pm. On the last day of the month, sunrise is at 7:19 am and sunset at 5:20 pm CST.
Sunshine
With an average of 5.1h of sunshine, December has the least sunshine of the year.UV index
The months with the lowest UV index are January, November and December, with an average maximum UV index of 3. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for ordinary individuals.Note: A maximum daily UV index of 3 during December morphs into the following directions:
Preventative actions are necessary - Recommendations to ward off sunburn are given. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. Stay sun-safe with clothing that is both closely woven and worn loosely. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in December?
What is the average humidity in December?
How many days does it rain in December?
How many days does it snow in December in Atlanta?
What is the month with the shortest days?
What is the average length of the day in December?
When is the sunrise / sunset in December?
What is the month with the least sunshine?
How many hours of sunshine does Atlanta have in December?
What are the months with the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Atlanta, TX
- Average high temperature in December: 55.2°F
The warmest months (with the highest average high temperature) are July and August (94.6°F).
The month with the lowest average high temperature is January (53.1°F).
- Average low temperature in December: 40.3°F
The month with the highest average low temperature is July (73.2°F).
The coldest month (with the lowest average low temperature) is January (37.2°F).
Average pressure in December
Atlanta, TX
- Average pressure in December: 30.13"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Atlanta, TX
- Average wind speed in December: 6.2mph
The windiest month (with the highest average wind speed) is April (7.3mph).
The calmest month (with the lowest average wind speed) is August (5mph).
Average humidity in December
Atlanta, TX
- Average humidity in December: 79%
The month with the highest relative humidity is February (80%).
The month with the lowest relative humidity is August (67%).
Average rainfall in December
Atlanta, TX
- Average rainfall in December: 3.58"
The wettest month (with the highest rainfall) is April (4.84").
The driest month (with the least rainfall) is September (1.93").
Average rainfall days in December
Atlanta, TX
- Average rainfall days in December: 12.3 days
The month with the highest number of rainy days is July (16 days).
The months with the least rainy days are January and November (10.6 days).
Average snowfall in December
Atlanta, TX
- Average snowfall in December: 0.04"
The month with the highest snowfall is February (0.79").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Atlanta, TX
- Average snowfall days in December: 0.4 days
The month with the highest number of snowfall days is February (1.6 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Atlanta, TX
- 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 month with the most sunshine is August (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 5h and 6min).
Average sunshine days in December
Atlanta, TX
- Average sunshine days in December: 16.5 days
The month with the most sunshine days is October (18.4 days).
The month with the least sunshine days is February (12.5 days).
Average UV index in December
Atlanta, TX
- Average UV index in December: 3
The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January, November and December (UV index 3).
Average cloud cover in December
Atlanta, TX
- Average cloud cover in December: 46
The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 27).
Average visibility in December
Atlanta, TX
- Average visibility in December: 6mi
The months with the highest visibility are January, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is February (5mi).
Atlanta, Texas, USA
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