December weather forecast
Chatsworth, GA

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Weather in December

The first month of the winter, December, is also a fresh month in Chatsworth, Georgia, with an average temperature fluctuating between 51.8°F (11°C) and 37.2°F (2.9°C).

Temperature

The transition into December is accompanied by a slight temperature decrease, with the average high-temperature shifting from a mild 59°F (15°C) in November to a fresh 51.8°F (11°C). Chatsworth in December anticipates an average nighttime temperature of 37.2°F (2.9°C).

Humidity

With an average relative humidity of 80%, December is the most humid month.

Rainfall

December is the month with the most rainfall. Rain falls for 13.4 days and accumulates 4.06" (103mm) of precipitation.

Snowfall

January through April, November and December are months with snowfall in Chatsworth. In December, it is snowing for 0.5 days. Throughout December, 0.24" (6mm) of snow is accumulated. Throughout the year, there are 6.1 snowfall days, and 2.56" (65mm) of snow is accumulated.

Daylight

The month with the shortest days in Chatsworth is December, with an average of 9h and 54min of daylight.
On the first day of the month, sunrise is at 7:28 am and sunset at 5:28 pm. On the last day of December, sunrise is at 7:46 am and sunset at 5:38 pm EST.

Sunshine

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

UV index

January and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: An average UV index of 2 in December transforms into this advice:
While most can endure approximately an hour in the sun without burning, children always require protection from sunlight. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. During bright days, sunglasses that offer UVA and UVB defense are recommended. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
Updated: Jul 18, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in December?

The high-temperature during December is 51.8°F (11°C) and the low-temperature is 37.2°F (2.9°C). In September, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, is appraised at 87.8°F (31°C).

What is the most humid month?

December is the most humid month in Chatsworth, with an average relative humidity of 80%.

What is the average humidity in December?

In December, the average relative humidity is 80%.

What is the wettest month?

December is the month with the most rainfall. Rain falls for 13.4 days and accumulates 4.06" (103mm) of precipitation.

How much does it rain in December?

In Chatsworth, during December, the rain falls for 13.4 days and regularly aggregates up to 4.06" (103mm) of precipitation.

How much does it snow in December?

In December, it is snowing for 0.5 days. Throughout December, 0.24" (6mm) of snow is accumulated.

What is the month with the shortest days?

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

What is the average length of the day in December?

In Chatsworth, the average day length in December is 9h and 52min.

When are sunrise and sunset in December in Chatsworth?

In December, on the first day of the month, sunrise is at 7:28 am and sunset at 5:28 pm. On the last day of the month, sunrise is at 7:46 am and sunset at 5:38 pm EST.

What is the month with the least sunshine?

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

How many hours of sunshine does Chatsworth have in December?

The average sunshine duration in December is 5.1h.

When is the lowest UV index?

January and December, with an average maximum UV index of 2, are months with the lowest UV index.

How high is the UV index in December?

In December, the average daily maximum UV index is 2. A UV Index estimate of 2, and below, represents a low health threat 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
Chatsworth, GA

Average temperature in December - Chatsworth, GA
  • Average high temperature in December: 51.8°F

The warmest month (with the highest average high temperature) is July (88.3°F).
The month with the lowest average high temperature is January (47.5°F).

  • Average low temperature in December: 37.2°F

The month with the highest average low temperature is July (67.1°F).
The coldest month (with the lowest average low temperature) is January (31.8°F).

Average pressure in December
Chatsworth, GA

Average pressure in December - Chatsworth, GA
  • Average pressure in December: 30.15"Hg

The months with the highest atmospheric pressure are January and November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).

Average wind speed in December
Chatsworth, GA

Average wind speed in December - Chatsworth, GA
  • Average wind speed in December: 6.2mph

The windiest month (with the highest average wind speed) is February (6.8mph).
The calmest month (with the lowest average wind speed) is August (3.9mph).

Average humidity in December
Chatsworth, GA

Average humidity in December - Chatsworth, GA
  • Average humidity in December: 80%

The month with the highest relative humidity is December (80%).
The months with the lowest relative humidity are June, July, August, September, October and November (75%).

Average rainfall in December
Chatsworth, GA

Average rainfall in December - Chatsworth, GA
  • Average rainfall in December: 4.06"

The wettest month (with the highest rainfall) is December (4.06").
The driest month (with the least rainfall) is September (2.52").

Average rainfall days in December
Chatsworth, GA

Average rainfall days in December - Chatsworth, GA
  • Average rainfall days in December: 13.4 days

The month with the highest number of rainy days is July (18.6 days).
The month with the least rainy days is November (9.9 days).

Average snowfall in December
Chatsworth, GA

Average snowfall in December - Chatsworth, GA
  • Average snowfall in December: 0.24"

The month with the highest snowfall is January (0.94").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in December
Chatsworth, GA

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

The months with the highest number of snowfall days are January and February (2.1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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

Average daylight in December / Average sunshine in December - Chatsworth, GA
  • Average daylight in December: 9h and 5min

The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 54min).

  • Average sunshine in December: 5h and 1min

The months with the most sunshine are June and July (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 5h and 6min).

Average sunshine days in December
Chatsworth, GA

Average sunshine days in December - Chatsworth, GA
  • Average sunshine days in December: 17 days

The month with the most sunshine days is October (19.5 days).
The month with the least sunshine days is July (9.7 days).

Average UV index in December
Chatsworth, GA

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

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

Average cloud cover in December
Chatsworth, GA

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

The month with the most cloud cover is February (Cloud cover 48).
The month with the least cloud cover is June (Cloud cover 29).

Average visibility in December
Chatsworth, GA

Average visibility in December - Chatsworth, GA
  • Average visibility in December: 5mi

The months with the highest visibility are March, April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February and December (5mi).

Chatsworth, Georgia, USA

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