December weather forecast
Blackjack, GA

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Weather in December

The first month of the winter, December, is also a fresh month in Blackjack, Georgia, with temperature in the range of an average high of 55.2°F (12.9°C) and an average low of 40.5°F (4.7°C).

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.
Updated: Feb 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in Blackjack in December?

In Blackjack, in December, the average high-temperature is 55.2°F (12.9°C), and the average low-temperature is 40.5°F (4.7°C). The average heat index (a.k.a. 'feels like', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, in September is computed to be 91.4°F (33°C).

What is the most humid month in Blackjack?

With an average relative humidity of 78%, December is the most humid month in Blackjack, Georgia.

What is the average humidity in December in Blackjack?

In Blackjack, the average relative humidity in December is 78%.

How much does it rain in Blackjack in December?

In Blackjack, during December, the rain falls for 8.1 days and regularly aggregates up to 0.75" (19mm) of precipitation.

When it does not snow in Blackjack?

In Blackjack, snow does not fall in February, April through December.

Does it snow in Blackjack in December?

In Blackjack, in December, it doesn't snow. In January, it regularly snows.

What is the month with the shortest days in Blackjack?

With an average of 10h and 0min of daylight, December has the shortest days of the year in Blackjack.

How many hours of daylight does Blackjack have in December?

The average day length in December in Blackjack, Georgia, is 9h and 59min.

When is the sunrise / sunset in December in Blackjack?

In December, on the first day of the month, sunrise is at 7:24 am and sunset at 5:31 pm. On the last day of the month, in Blackjack, sunrise is at 7:42 am and sunset at 5:41 pm EST.

What is the month with the least sunshine in Blackjack?

With an average of 5.1h of sunshine, December has the least sunshine of the year in Blackjack, Georgia.

How many hours of sunshine does Blackjack have in December?

The average sunshine duration in December in Blackjack is 5.1h.

What are the months with the lowest UV index in Blackjack?

January, February, November and December, with an average maximum UV index of 3, are months with the lowest UV index in Blackjack.

What is the UV index intensity in December in Blackjack?

In December, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a medium health risk from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Blackjack, GA

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 - 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 - 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 - 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 - 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 - 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 - 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 - 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 / 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 - 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 - 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 - 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 - 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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