December weather forecast
Palmetto, GA

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Weather in December

The first month of the winter, December, is still a cool month in Palmetto, Georgia, with an average temperature fluctuating between 54.5°F (12.5°C) and 39.7°F (4.3°C).

Temperature

A mild shift in the average high-temperature occurs in December, reducing from a comfortable 61.5°F (16.4°C) in November to a cool 54.5°F (12.5°C). Throughout December, an average low-temperature of 39.7°F (4.3°C) is expected in Palmetto, Georgia.

Humidity

December is the most humid month, with an average relative humidity of 78%.

Rainfall

In Palmetto, during December, the rain falls for 13.7 days and regularly aggregates up to 3.7" (94mm) of precipitation. Throughout the year, in Palmetto, there are 177.7 rainfall days, and 40.16" (1020mm) of precipitation is accumulated.

Snowfall

January through March and December are months with snowfall. December is the first month it typically snows in Palmetto. Throughout December, in the average 0.5 snowfall days, it receives 0.39" (10mm) of snow. In Palmetto, during the entire year, snow falls for 3.8 days and aggregates up to 1.61" (41mm) of snow.

Daylight

December has the shortest days of the year in Palmetto, with an average of 10h and 0min of daylight.
On the first day of the month, sunrise is at 7:25 am and sunset at 5:30 pm. On the last day of December, sunrise is at 7:42 am and sunset at 5:41 pm EST.

Sunshine

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

UV index

The month with the lowest UV index is December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The UV index of 2 in December translates into these instructions:
Most individuals can handle sun exposure for up to an hour without burning, but children must always be shielded from sun exposure. Around midday, solar radiation is most harmful; hence, exposure should be limited. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Keep in mind! Snow's reflective quality can nearly double the intensity of the Sun's UV radiation.
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Frequently asked questions

What are December temperatures in Palmetto?

The average high-temperature, in December, in Palmetto, is 54.5°F (12.5°C), while the average low-temperature is 39.7°F (4.3°C). In September, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, is appraised at 91.4°F (33°C).

What is the most humid month in Palmetto?

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

What is the average humidity in December in Palmetto?

The average relative humidity in December in Palmetto, Georgia, is 78%.

How many days does it rain in December in Palmetto?

In Palmetto, during December, the rain falls for 13.7 days and regularly aggregates up to 3.7" (94mm) of precipitation.

When does it start snowing in Palmetto?

December is the first month it typically snows in Palmetto. Throughout December, in the average 0.5 snowfall days, it receives 0.39" (10mm) of snow.

What is the month with the shortest days in Palmetto?

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

How many hours of daylight does Palmetto have in December?

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

What time are sunrise and sunset in December in Palmetto?

On the first day of December in Palmetto, Georgia, sunrise is at 7:25 am and sunset at 5:30 pm. On the last day of the month, sunrise is at 7:42 am and sunset at 5:41 pm EST.

What is the month with the least sunshine in Palmetto?

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

How long on average sun shines in December in Palmetto?

The average sunshine duration in December in Palmetto is 5h.

When is the lowest UV index in Palmetto?

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

What is the UV index intensity in December in Palmetto?

In December, the average daily maximum UV index in Palmetto is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to Sun's UV rays.
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
Palmetto, GA

Average temperature in December - Palmetto, GA
  • Average high temperature in December: 54.5°F

The warmest month (with the highest average high temperature) is July (90.1°F).
The month with the lowest average high temperature is January (50.7°F).

  • Average low temperature in December: 39.7°F

The month with the highest average low temperature is July (70.7°F).
The coldest month (with the lowest average low temperature) is January (35.2°F).

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Average pressure in December
Palmetto, GA

Average pressure in December - Palmetto, 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
Palmetto, GA

Average wind speed in December - Palmetto, 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 (4.5mph).

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Average humidity in December
Palmetto, GA

Average humidity in December - Palmetto, GA
  • Average humidity in December: 78%

The month with the highest relative humidity is December (78%).
The month with the lowest relative humidity is October (71%).

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Average rainfall in December
Palmetto, GA

Average rainfall in December - Palmetto, GA
  • Average rainfall in December: 3.7"

The wettest month (with the highest rainfall) is August (4.8").
The driest month (with the least rainfall) is October (2.13").

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Average rainfall days in December
Palmetto, GA

Average rainfall days in December - Palmetto, GA
  • Average rainfall days in December: 13.7 days

The month with the highest number of rainy days is July (20.3 days).
The month with the least rainy days is November (9.5 days).

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Average snowfall in December
Palmetto, GA

Average snowfall in December - Palmetto, GA
  • Average snowfall in December: 0.39"

The months with the highest snowfall are January and February (0.55").
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
Palmetto, GA

Average snowfall days in December - Palmetto, GA
  • Average snowfall days in December: 0.5 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, October and November (0 days).

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Average daylight in December /
Average sunshine in December
Palmetto, GA

Average daylight in December / Average sunshine in December - Palmetto, 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 months with the most sunshine are June and July (Average sunshine: 10h and 30min).
The month with the least sunshine is December (Average sunshine: 5h and 0min).

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Average sunshine days in December
Palmetto, GA

Average sunshine days in December - Palmetto, GA
  • Average sunshine days in December: 15.9 days

The month with the most sunshine days is October (20.5 days).
The month with the least sunshine days is June (9.2 days).

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Average UV index in December
Palmetto, GA

Average UV index in December - Palmetto, GA
  • Average UV index in December: 2

The months with the highest UV index are May, June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 2).

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Average cloud cover in December
Palmetto, GA

Average cloud cover in December - Palmetto, GA
  • Average cloud cover in December: 47

The month with the most cloud cover is December (Cloud cover 47).
The months with the least cloud cover are June and October (Cloud cover 31).

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Average visibility in December
Palmetto, GA

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

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