December weather forecast
Sandy Springs, GA

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Weather in December

December in Sandy Springs is characterized by cool, winter weather. The city experiences a decrease in temperatures and daylight hours, accompanied by an increase in overall cloud percentage. Snowfall becomes evident with 0.71" (18mm) being recorded, the highest for the year, signaling the depth of winter. Wind activity remains relatively unchanged over the month, adding to the cold climate. As the city transitions into a new year, a continuation of these wintry weather conditions into January is customary.

Temperature

December in Sandy Springs heralds a minor drop in average high-temperature, sliding from November's enjoyable 61°F (16.1°C) to a cool 53.4°F (11.9°C). Throughout December nights, Sandy Springs registers an average low-temperature of 39.2°F (4°C).

Humidity

With an average relative humidity of 77%, December is the most humid month in Sandy Springs, Georgia.

Rainfall

In Sandy Springs, in December, it is raining for 14.4 days, with typically 3.86" (98mm) of accumulated precipitation. Throughout the year, there are 180.4 rainfall days, and 42.91" (1090mm) of precipitation is accumulated.

Snowfall

January through March, November and December are months with snowfall. In Sandy Springs, during December, snow falls for 0.6 days and regularly aggregates up to 0.71" (18mm) of snow. Throughout the year, in Sandy Springs, Georgia, there are 3.9 snowfall days, and 3.07" (78mm) of snow is accumulated.

Daylight

December has the shortest days of the year in Sandy Springs, with an average of 9h and 54min of daylight.
On the first day of December, sunrise is at 7:25 am and sunset at 5:28 pm. On the last day of the month, sunrise is at 7:42 am and sunset at 5:39 pm EST.

Sunshine

With an average of 5h of sunshine, December has the least sunshine of the year.

UV index

December is the month with the lowest UV index in Sandy Springs, Georgia, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: The maximum UV index, 2 during December, leads to the following recommendations:
Extended sunlight exposure does not pose significant problems for most people, except for children, infants, and people with fair skin who always need shielding. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.
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Frequently asked questions

What is the temperature in December in Sandy Springs?

During December, Sandy Springs experiences an average high-temperature of 53.4°F (11.9°C) and a low-temperature of 39.2°F (4°C). The average heat index (a.k.a. 'feels like', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, in September is estimated at 89.6°F (32°C).

What is the most humid month in Sandy Springs?

The most humid month in Sandy Springs, Georgia, is December, with an average relative humidity of 77%.

What is the average humidity in December in Sandy Springs?

The average relative humidity in December in Sandy Springs is 77%.

How many days does it rain in December in Sandy Springs?

In December, the rain falls for 14.4 days. Throughout December, 3.86" (98mm) of precipitation is accumulated.

How much does it snow in Sandy Springs in December?

In Sandy Springs, in December, during 0.6 snowfall days, 0.71" (18mm) of snow is typically accumulated.

What is the month with the shortest days in Sandy Springs?

December has the shortest days of the year in Sandy Springs, Georgia, with an average of 9h and 54min of daylight.

What is the average length of the day in December in Sandy Springs?

The average day length in December in Sandy Springs, Georgia, is 9h and 56min.

When is the sunrise / sunset in December in Sandy Springs?

On the first day of December in Sandy Springs, sunrise is at 7:25 am and sunset at 5:28 pm. On the last day of the month, sunrise is at 7:42 am and sunset at 5:39 pm EST.

What is the month with the least sunshine in Sandy Springs?

The month with the least sunshine is December, with an average of 5h of sunshine.

How many hours of sunshine does Sandy Springs have in December?

The average sunshine duration in December in Sandy Springs is 5h.

What is the month with the lowest UV index in Sandy Springs?

The month with the lowest UV index is December, with an average maximum UV index of 2.

What is the UV index intensity in December in Sandy Springs?

In December, the average daily maximum UV index is 2. A UV Index value of 2, and less, symbolizes a minimal hazard to health from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Sandy Springs, GA

Average temperature in December - Sandy Springs, GA
  • Average high temperature in December: 53.4°F

The warmest month (with the highest average high temperature) is July (90.5°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 (71.4°F).
The coldest month (with the lowest average low temperature) is January (34.3°F).

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Average pressure in December
Sandy Springs, GA

Average pressure in December - Sandy Springs, 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).

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Average wind speed in December
Sandy Springs, GA

Average wind speed in December - Sandy Springs, GA
  • Average wind speed in December: 7.5mph

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).

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Average humidity in December
Sandy Springs, GA

Average humidity in December - Sandy Springs, GA
  • Average humidity in December: 77%

The month with the highest relative humidity is December (77%).
The months with the lowest relative humidity are July and August (68%).

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Average rainfall in December
Sandy Springs, GA

Average rainfall in December - Sandy Springs, GA
  • Average rainfall in December: 3.86"

The wettest month (with the highest rainfall) is August (5.16").
The driest month (with the least rainfall) is October (2.17").

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Average rainfall days in December
Sandy Springs, GA

Average rainfall days in December - Sandy Springs, GA
  • Average rainfall days in December: 14.4 days

The month with the highest number of rainy days is July (21.1 days).
The month with the least rainy days is October (9.5 days).

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Average snowfall in December
Sandy Springs, GA

Average snowfall in December - Sandy Springs, GA
  • Average snowfall in December: 0.71"

The month with the highest snowfall is January (1.14").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in December
Sandy Springs, GA

Average snowfall days in December - Sandy Springs, GA
  • Average snowfall days in December: 0.6 days

The month with the highest number of snowfall days is January (1.4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight in December /
Average sunshine in December
Sandy Springs, GA

Average daylight in December / Average sunshine in December - Sandy Springs, 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).

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Average sunshine days in December
Sandy Springs, GA

Average sunshine days in December - Sandy Springs, GA
  • Average sunshine days in December: 15.4 days

The month with the most sunshine days is October (20.2 days).
The month with the least sunshine days is July (7.7 days).

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Average UV index in December
Sandy Springs, GA

Average UV index in December - Sandy Springs, GA
  • Average UV index in December: 2

The month with the highest UV index is August (UV index 7).
The month with the lowest UV index is December (UV index 2).

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Average cloud cover in December
Sandy Springs, GA

Average cloud cover in December - Sandy Springs, GA
  • Average cloud cover in December: 47

The month with the most cloud cover is December (Cloud cover 47).
The month with the least cloud cover is June (Cloud cover 30).

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Average visibility in December
Sandy Springs, GA

Average visibility in December - Sandy Springs, 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).

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Sandy Springs, Georgia, USA

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