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 Blackjack, the beginning of December is marked by a marginally lowered average high-temperature, shifting from November's refreshing 61.7°F (16.5°C) to a cool 55.2°F (12.9°C). An average low-temperature of 40.5°F (4.7°C) is observed during the December nights.Humidity
The most humid month in Blackjack is December, with an average relative humidity of 78%.Rainfall
In Blackjack, in December, it is raining for 8.1 days, with typically 0.75" (19mm) of accumulated precipitation. Throughout the year, there are 109.8 rainfall days, and 8.82" (224mm) of precipitation is accumulated.Snowfall
In Blackjack, snow does not fall in February, April through December.Daylight
December has the shortest days of the year in Blackjack, Georgia, with an average of 10h and 0min of daylight.On the first day of the month, sunrise is at 7:24 am and sunset at 5:31 pm. On the last day of December, sunrise is at 7:42 am and sunset at 5:41 pm EST.
Sunshine
The month with the least sunshine is December, with an average of 5.1h of sunshine.UV index
The months with the lowest UV index in Blackjack are January, February, November and December, with an average maximum UV index of 3. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for average individuals.Note: The daily maximum UV index of 3 in December interprets into the following advice:
Put precautions into practice - Guidance to elude sunburn is provided. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Be advised! The UV radiation from the Sun can be almost doubled due to the reflective properties of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Blackjack in December?
What is the most humid month in Blackjack?
What is the average humidity in December in Blackjack?
How much does it rain in Blackjack in December?
When it does not snow in Blackjack?
Does it snow in Blackjack in December?
What is the month with the shortest days in Blackjack?
How many hours of daylight does Blackjack have in December?
When is the sunrise / sunset in December in Blackjack?
What is the month with the least sunshine in Blackjack?
How many hours of sunshine does Blackjack have in December?
What are the months with the lowest UV index in Blackjack?
What is the UV index intensity in December in Blackjack?
Average temperature in December
Blackjack, GA
- Average high temperature in December: 55.2°F
The warmest month (with the highest average high temperature) is July (89.4°F).
The month with the lowest average high temperature is January (51.8°F).
- Average low temperature in December: 40.5°F
The month with the highest average low temperature is July (70°F).
The coldest month (with the lowest average low temperature) is January (35.4°F).
Average pressure in December
Blackjack, 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
Blackjack, GA
- Average wind speed in December: 7.3mph
The windiest month (with the highest average wind speed) is January (7.8mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).
Average humidity in December
Blackjack, 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
Blackjack, GA
- Average rainfall in December: 0.75"
The wettest month (with the highest rainfall) is August (1.1").
The driest month (with the least rainfall) is September (0.35").
Average rainfall days in December
Blackjack, GA
- Average rainfall days in December: 8.1 days
The month with the highest number of rainy days is July (14.1 days).
The month with the least rainy days is October (5.2 days).
Average snowfall in December
Blackjack, GA
- Average snowfall in December: 0"
The months with the highest snowfall are January and March (0.04").
The months with the least snowfall are February, April, May, June, July, August, September, October, November and December (0").
Average snowfall days in December
Blackjack, GA
- Average snowfall days in December: 0.1 days
The month with the highest number of snowfall days is February (0.6 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
Blackjack, 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 month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 5h and 6min).
Average sunshine days in December
Blackjack, GA
- Average sunshine days in December: 20.6 days
The month with the most sunshine days is October (24.3 days).
The month with the least sunshine days is July (12.3 days).
Average UV index in December
Blackjack, 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, November and December (UV index 3).
Average cloud cover in December
Blackjack, GA
- Average cloud cover in December: 46
The month with the most cloud cover is December (Cloud cover 46).
The months with the least cloud cover are June, September and October (Cloud cover 31).
Average visibility in December
Blackjack, 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).
Blackjack, Georgia, USA
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