December weather forecast
Mount Vernon, GA

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Weather in December

The first month of the winter, December, is still a mild month in Mount Vernon, Georgia, with an average temperature varying between 59.9°F and 45°F.

Temperature

December's arrival signals a moderate reduction in the average high-temperature, easing from a comfortable 65.8°F in November to a moderate 59.9°F. Mount Vernon in December anticipates an average nighttime temperature of 45°F.

Humidity

August, September and December, with an average relative humidity of 76%, are the most humid months.

Rainfall

In December, the rain falls for 11.5 days. Throughout December, 3.39" of precipitation is accumulated. Throughout the year, there are 174.5 rainfall days, and 34.13" of precipitation is accumulated.

Snowfall

March through December are months without snowfall.

Daylight

December has the shortest days of the year in Mount Vernon, with an average of 10h and 6min of daylight.
On the first day of the month, sunrise is at 7:13 am and sunset at 5:25 pm. On the last day of December, sunrise is at 7:30 am and sunset at 5:35 pm EST.

Sunshine

December has the least sunshine of the year in Mount Vernon, Georgia, with an average of 5.3h of sunshine.

UV index

The months with the lowest UV index are January and December, with an average maximum UV index of 3. A UV Index estimate of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for the average person.
Note: In December, a daily UV index of 3 turns into the following recommendations:
Guard yourself - An obligation to protect skin and eyes from harm exists. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
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FAQ

What is the usual temperature for Mount Vernon in December?

The high-temperature, in December, in Mount Vernon, records 59.9°F, while the low-temperature is 45°F. The average heat index (a.k.a. 'apparent temperature', 'real feel'), which factors the actual air temperature with the relative humidity, in September is estimated at 95°F.

What is the most humid month in Mount Vernon?

The months with the highest humidity in Mount Vernon are August, September and December, with an average relative humidity of 76%.

What is the average humidity in December in Mount Vernon?

In December, the average relative humidity in Mount Vernon is 76%.

How much does it rain in Mount Vernon in December?

In December, in Mount Vernon, Georgia, the rain falls for 11.5 days. Throughout December, 3.39" of precipitation is accumulated.

When it does not snow in Mount Vernon?

In Mount Vernon, snow does not fall in March through December.

Does it snow in Mount Vernon in December?

In Mount Vernon, Georgia, in December, it doesn't snow. In January, it regularly snows.

What is the month with the shortest days in Mount Vernon?

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

How many hours of daylight does Mount Vernon have in December?

In December, the average day length in Mount Vernon, Georgia, is 10h and 5min.

What time are sunrise and sunset in December in Mount Vernon?

In December, on the first day of the month, sunrise is at 7:13 am and sunset at 5:25 pm. On the last day of the month, sunrise is at 7:30 am and sunset at 5:35 pm EST.

What is the month with the least sunshine in Mount Vernon?

The month with the least sunshine in Mount Vernon is December, with an average of 5.3h of sunshine.

How long on average sun shines in December in Mount Vernon?

The average sunshine duration in December in Mount Vernon, Georgia, is 5.3h.

When is the lowest UV index in Mount Vernon?

January 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 Mount Vernon?

The average daily maximum UV index in December in Mount Vernon is 3. A UV Index of 3 to 5 symbolizes a moderate vulnerability from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average pressure
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
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
Mount Vernon, GA

Average temperature in December - Mount Vernon, GA
  • Average high temperature in December: 59.9°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 (56.8°F).

  • Average low temperature in December: 45°F

The month with the highest average low temperature is July (73.2°F).
The coldest month (with the lowest average low temperature) is January (40.5°F).

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Average pressure in December
Mount Vernon, GA

Average pressure in December - Mount Vernon, GA
  • Average pressure in December: 30.14"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).

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Average wind speed in December
Mount Vernon, GA

Average wind speed in December - Mount Vernon, GA
  • Average wind speed in December: 7.5mph

The windiest month (with the highest average wind speed) is March (8.1mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).

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Average humidity in December
Mount Vernon, GA

Average humidity in December - Mount Vernon, GA
  • Average humidity in December: 76%

The months with the highest relative humidity are August, September and December (76%).
The months with the lowest relative humidity are January and November (71%).

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Average rainfall in December
Mount Vernon, GA

Average rainfall in December - Mount Vernon, GA
  • Average rainfall in December: 3.39"

The wettest month (with the highest rainfall) is August (3.9").
The driest month (with the least rainfall) is November (1.77").

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Average rainfall days in December
Mount Vernon, GA

Average rainfall days in December - Mount Vernon, GA
  • Average rainfall days in December: 11.5 days

The month with the highest number of rainy days is July (22.7 days).
The month with the least rainy days is November (8.2 days).

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Average snowfall in December
Mount Vernon, GA

Average snowfall in December - Mount Vernon, GA
  • Average snowfall in December: 0"

The months with the highest snowfall are January and February (0.08").
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0").

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Average snowfall days in December
Mount Vernon, GA

Average snowfall days in December - Mount Vernon, GA
  • Average snowfall days in December: 0 days

The months with the highest number of snowfall days are January and February (0.3 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October, November and December (0 days).

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Average daylight in December /
Average sunshine in December
Mount Vernon, GA

Average daylight in December / Average sunshine in December - Mount Vernon, 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 18min).

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Average sunshine days in December
Mount Vernon, GA

Average sunshine days in December - Mount Vernon, GA
  • Average sunshine days in December: 17.7 days

The month with the most sunshine days is November (20.5 days).
The month with the least sunshine days is July (5.4 days).

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Average UV index in December
Mount Vernon, GA

Average UV index in December - Mount Vernon, GA
  • Average UV index in December: 3

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

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Average cloud cover in December
Mount Vernon, GA

Average cloud cover in December - Mount Vernon, 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 28).

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Average visibility in December
Mount Vernon, GA

Average visibility in December - Mount Vernon, 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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Mount Vernon, Georgia, USA

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