December weather forecast
Brannan, GA

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Weather in December

The first month of the winter, December, is still a cool month in Brannan, Georgia, with temperature in the range of an average high of 55°F (12.8°C) and an average low of 40.1°F (4.5°C).

Temperature

As December commences, the average high-temperature subtly reduces, transitioning from a comfortable 61.7°F (16.5°C) in November to a fresh 55°F (12.8°C). Brannan reports an average nighttime low-temperature of 40.1°F (4.5°C) in December.

Humidity

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

Rainfall

In Brannan, in December, during 10.9 rainfall days, 2.09" (53mm) of precipitation is typically accumulated. Throughout the year, there are 150.4 rainfall days, and 21.97" (558mm) of precipitation is accumulated.

Snowfall

January through March and December are months with snowfall. December is the first month it typically snows. Throughout December, in the average 0.5 snowfall days, it receives 0.16" (4mm) of snow. Throughout the year, in Brannan, there are 2.4 snowfall days, and 0.63" (16mm) of snow is accumulated.

Daylight

The month with the shortest days in Brannan, Georgia, is December, with an average of 10h and 0min of daylight.
On the first day of the month, sunrise is at 7:23 am and sunset at 5:28 pm. On the last day of December, in Brannan, sunrise is at 7:40 am and sunset at 5:39 pm EST.

Sunshine

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

UV index

January, February and December, with an average maximum UV index of 3, are months with the lowest UV index. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for the average person.
Note: The daily high UV index of 3 during December translates into the following recommendations:
Undertake precautions - Obligation exists to protect against skin and eye damage. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
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Frequently asked questions

What are December temperatures in Brannan?

The high-temperature during December is 55°F (12.8°C) and the low-temperature is 40.1°F (4.5°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which factors the actual air temperature with the relative humidity, in September is computed to be 91.4°F (33°C).

What is the most humid month in Brannan?

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

What is the average humidity in December in Brannan?

The average relative humidity in December is 77%.

How much does it rain in Brannan in December?

In Brannan, Georgia, in December, during 10.9 rainfall days, 2.09" (53mm) of precipitation is typically accumulated.

When does it start snowing in Brannan?

December is the first month it typically snows in Brannan, Georgia. Throughout December, in the average 0.5 snowfall days, it receives 0.16" (4mm) of snow.

What is the month with the shortest days in Brannan?

The month with the shortest days in Brannan, Georgia, is December, with an average of 10h and 0min of daylight.

What is the average length of the day in December in Brannan?

In December, the average day length is 9h and 58min.

When are sunrise and sunset in December in Brannan?

On the first day of December in Brannan, Georgia, sunrise is at 7:23 am and sunset at 5:28 pm. On the last day of the month, sunrise is at 7:40 am and sunset at 5:39 pm EST.

What is the month with the least sunshine in Brannan?

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

How many hours of sunshine does Brannan have in December?

In December, the average sunshine duration in Brannan is 5h.

When is the lowest UV index in Brannan?

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

How high is the UV index in December in Brannan?

In Brannan, the average daily maximum UV index in December is 3. A UV Index value of 3 to 5 symbolizes a medium hazard to health 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
Brannan, GA

Average temperature in December - Brannan, GA
  • Average high temperature in December: 55°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 (51.3°F).

  • Average low temperature in December: 40.1°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 (35.4°F).

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Average pressure in December
Brannan, GA

Average pressure in December - Brannan, 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
Brannan, GA

Average wind speed in December - Brannan, GA
  • Average wind speed in December: 7.3mph

The windiest month (with the highest average wind speed) is January (7.9mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).

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Average humidity in December
Brannan, GA

Average humidity in December - Brannan, 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, October and November (71%).

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Average rainfall in December
Brannan, GA

Average rainfall in December - Brannan, GA
  • Average rainfall in December: 2.09"

The wettest month (with the highest rainfall) is August (3.27").
The driest month (with the least rainfall) is September (1.02").

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Average rainfall days in December
Brannan, GA

Average rainfall days in December - Brannan, GA
  • Average rainfall days in December: 10.9 days

The month with the highest number of rainy days is August (19.3 days).
The month with the least rainy days is November (8.4 days).

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Average snowfall in December
Brannan, GA

Average snowfall in December - Brannan, GA
  • Average snowfall in December: 0.16"

The month with the highest snowfall is January (0.2").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

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Average snowfall days in December
Brannan, GA

Average snowfall days in December - Brannan, GA
  • Average snowfall days in December: 0.5 days

The months with the highest number of snowfall days are January and February (0.7 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
Brannan, GA

Average daylight in December / Average sunshine in December - Brannan, 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 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
Brannan, GA

Average sunshine days in December - Brannan, GA
  • Average sunshine days in December: 18.2 days

The month with the most sunshine days is October (21.4 days).
The month with the least sunshine days is July (10 days).

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Average UV index in December
Brannan, GA

Average UV index in December - Brannan, 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 and December (UV index 3).

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Average cloud cover in December
Brannan, GA

Average cloud cover in December - Brannan, 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, July and October (Cloud cover 31).

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Average visibility in December
Brannan, GA

Average visibility in December - Brannan, 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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Brannan, Georgia, USA

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