December weather forecast
Prentiss, GA

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Weather in December

December, the first month of the winter in Prentiss, is still a comfortable month, with an average temperature ranging between max 61.3°F (16.3°C) and min 46°F (7.8°C).

Temperature

Prentiss observes a small decrease in the average high-temperature with the arrival of December, falling from November's 66.9°F (19.4°C) to a still enjoyable 61.3°F (16.3°C). In the month of December, the average low-temperature usually rests at a frosty 46°F (7.8°C).

Humidity

August, September and December, with an average relative humidity of 77%, are the most humid months.

Rainfall

In Prentiss, during December, the rain falls for 6.5 days and regularly aggregates up to 0.94" (24mm) of precipitation. Throughout the year, in Prentiss, there are 115.3 rainfall days, and 10.35" (263mm) of precipitation is accumulated.

Snowfall

February through December are months without snowfall.

Daylight

December has the shortest days of the year in Prentiss, with an average of 10h and 6min of daylight.
On the first day of December, sunrise is at 7:12 am and sunset at 5:25 pm. On the last day of the month, sunrise is at 7:29 am and sunset at 5:36 pm EST.

Sunshine

December has the least sunshine of the year, with an average of 5.4h of sunshine.

UV index

The average daily maximum UV index in December in Prentiss is 4. A UV Index reading of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for the ordinary person.
Note: During December, 4 as the daily maximum UV index converts into the following advice:
Act with care - The need to guard against sun damage is communicated. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
Updated: Aug 16, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are December temperatures?

In December, in Prentiss, the average high-temperature is 61.3°F (16.3°C), and the average low-temperature is 46°F (7.8°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 calculated to be 96.8°F (36°C).

What is the most humid month?

The months with the highest humidity are August, September and December, with an average relative humidity of 77%.

What is the average humidity in December?

In Prentiss, the average relative humidity in December is 77%.

How many days does it rain in December?

In Prentiss, in December, it is raining for 6.5 days, with typically 0.94" (24mm) of accumulated precipitation.

When it does not snow?

February through December are months without snowfall.

Does it snow in Prentiss in December?

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

What is the month with the shortest days?

The month with the shortest days is December, with an average of 10h and 6min of daylight.

How many hours of daylight does Prentiss have in December?

In December, the average day length in Prentiss is 10h and 7min.

When is the sunrise / sunset in December?

In December, on the first day of the month, sunrise is at 7:12 am and sunset at 5:25 pm. On the last day of the month, sunrise is at 7:29 am and sunset at 5:36 pm EST.

What is the month with the least sunshine?

The month with the least sunshine in Prentiss is December, with an average of 5.4h of sunshine.

How many hours of sunshine does Prentiss have in December?

The average sunshine duration in December is 5.4h.

What is the UV index reading in December?

The average daily maximum UV index in December is 4. A UV Index of 3 to 5 symbolizes a medium health risk from unprotected exposure to 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
Prentiss, GA

Average temperature in December - Prentiss, GA
  • Average high temperature in December: 61.3°F

The warmest month (with the highest average high temperature) is July (90.3°F).
The month with the lowest average high temperature is January (57.7°F).

  • Average low temperature in December: 46°F

The month with the highest average low temperature is August (73.6°F).
The coldest month (with the lowest average low temperature) is January (41°F).

Average pressure in December
Prentiss, GA

Average pressure in December - Prentiss, GA
  • Average pressure in December: 30.13"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The months with the lowest atmospheric pressure are June and August (29.98"Hg).

Average wind speed in December
Prentiss, GA

Average wind speed in December - Prentiss, GA
  • Average wind speed in December: 6.6mph

The windiest month (with the highest average wind speed) is April (7.4mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).

Average humidity in December
Prentiss, GA

Average humidity in December - Prentiss, GA
  • Average humidity in December: 77%

The months with the highest relative humidity are August, September and December (77%).
The months with the lowest relative humidity are January and November (72%).

Average rainfall in December
Prentiss, GA

Average rainfall in December - Prentiss, GA
  • Average rainfall in December: 0.94"

The wettest month (with the highest rainfall) is August (1.54").
The driest months (with the least rainfall) are January and November (0.47").

Average rainfall days in December
Prentiss, GA

Average rainfall days in December - Prentiss, GA
  • Average rainfall days in December: 6.5 days

The month with the highest number of rainy days is August (15.9 days).
The month with the least rainy days is November (4.9 days).

Average snowfall days in December
Prentiss, GA

Average snowfall days in December - Prentiss, GA
  • Average snowfall days in December: 0 days

The month with the highest number of snowfall days is January (0.1 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October, November and December (0 days).

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

Average daylight in December / Average sunshine in December - Prentiss, GA
  • Average daylight in December: 10h and 1min

The month with the longest days is June (Average daylight: 14h and 12min).
The month with the shortest days is December (Average daylight: 10h and 6min).

  • Average sunshine in December: 5h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).

Average sunshine days in December
Prentiss, GA

Average sunshine days in December - Prentiss, GA
  • Average sunshine days in December: 22.5 days

The month with the most sunshine days is November (23.5 days).
The month with the least sunshine days is August (9.3 days).

Average UV index in December
Prentiss, GA

Average UV index in December - Prentiss, GA
  • Average UV index in December: 4

The months with the highest UV index are May, June, July and August (UV index 7).
The month with the lowest UV index is January (UV index 3).

Average cloud cover in December
Prentiss, GA

Average cloud cover in December - Prentiss, GA
  • Average cloud cover in December: 42

The month with the most cloud cover is December (Cloud cover 42).
The month with the least cloud cover is October (Cloud cover 29).

Average visibility in December
Prentiss, GA

Average visibility in December - Prentiss, 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).

Prentiss, Georgia, USA

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