December weather forecast
Fort Moultrie, SC

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Weather in December

December, the first month of the winter in Fort Moultrie, is also an enjoyable month, with temperature in the range of an average high of 61°F (16.1°C) and an average low of 50.4°F (10.2°C).

Temperature

With December's arrival, Fort Moultrie notes an average high-temperature of a still enjoyable 61°F (16.1°C), closely following the trend of the preceding month. In the month of December, Fort Moultrie witnesses a consistent average low-temperature of 50.4°F (10.2°C).

Humidity

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

Rainfall

In Fort Moultrie, in December, it is raining for 10.5 days, with typically 4.29" (109mm) of accumulated precipitation. In Fort Moultrie, South Carolina, during the entire year, the rain falls for 182 days and collects up to 45.55" (1157mm) of precipitation.

Snowfall

In Fort Moultrie, snow does not fall in March through December.

Daylight

December has the shortest days of the year in Fort Moultrie, with an average of 10h and 0min of daylight.
On the first day of December, sunrise is at 7:04 am and sunset at 5:13 pm. On the last day of the month, sunrise is at 7:21 am and sunset at 5:23 pm EST.

Sunshine

The month with the least sunshine in Fort Moultrie is December, with an average of 5.7h of sunshine.

UV index

In December, the average daily maximum UV index in Fort Moultrie is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: The maximum daily UV index of 4 during December translates into the following directions:
Adopt protective measures - Requirement to safeguard skin and eyes from harm exists. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat.
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Frequently asked questions

What is the average December temperature in Fort Moultrie?

In December, in Fort Moultrie, the average high-temperature is 61°F (16.1°C), and the average low-temperature is 50.4°F (10.2°C). In September, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which combines relative humidity and air temperature, is appraised at 89.6°F (32°C).

What is the most humid month in Fort Moultrie?

December is the most humid month in Fort Moultrie, South Carolina, with an average relative humidity of 78%.

What is the average humidity in December in Fort Moultrie?

In Fort Moultrie, South Carolina, the average relative humidity in December is 78%.

How many days does it rain in December in Fort Moultrie?

In Fort Moultrie, in December, it is raining for 10.5 days, with typically 4.29" (109mm) of accumulated precipitation.

When it does not snow in Fort Moultrie?

In Fort Moultrie, South Carolina, snow does not fall in March through December.

Does it snow in Fort Moultrie in December?

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

What is the month with the shortest days in Fort Moultrie?

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

What is the average length of the day in December in Fort Moultrie?

The average day length in December in Fort Moultrie is 10h and 2min.

When are sunrise and sunset in December in Fort Moultrie?

On the first day of December, sunrise is at 7:04 am and sunset at 5:13 pm. On the last day of the month, sunrise is at 7:21 am and sunset at 5:23 pm EST.

What is the month with the least sunshine in Fort Moultrie?

December has the least sunshine of the year in Fort Moultrie, South Carolina, with an average of 5.7h of sunshine.

How many hours of sunshine does Fort Moultrie have in December?

In December, the average sunshine duration in Fort Moultrie is 5.7h.

How high is the UV index in December in Fort Moultrie?

In Fort Moultrie, South Carolina, the average daily maximum UV index in December is 4. A UV Index reading of 3 to 5 represents a moderate vulnerability 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
Fort Moultrie, SC

Average temperature in December - Fort Moultrie, SC
  • Average high temperature in December: 61°F

The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (57°F).

  • Average low temperature in December: 50.4°F

The month with the highest average low temperature is July (78.3°F).
The coldest month (with the lowest average low temperature) is January (45.5°F).

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Average pressure in December
Fort Moultrie, SC

Average pressure in December - Fort Moultrie, SC
  • Average pressure in December: 30.12"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).

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Average wind speed in December
Fort Moultrie, SC

Average wind speed in December - Fort Moultrie, SC
  • Average wind speed in December: 9.8mph

The windiest months (with the highest average wind speed) are March and April (10.3mph).
The calmest month (with the lowest average wind speed) is August (8.4mph).

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Average humidity in December
Fort Moultrie, SC

Average humidity in December - Fort Moultrie, SC
  • Average humidity in December: 78%

The month with the highest relative humidity is December (78%).
The months with the lowest relative humidity are January and March (73%).

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Average rainfall in December
Fort Moultrie, SC

Average rainfall in December - Fort Moultrie, SC
  • Average rainfall in December: 4.29"

The wettest month (with the highest rainfall) is August (8.23").
The driest month (with the least rainfall) is January (1.42").

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Average rainfall days in December
Fort Moultrie, SC

Average rainfall days in December - Fort Moultrie, SC
  • Average rainfall days in December: 10.5 days

The month with the highest number of rainy days is August (25.9 days).
The month with the least rainy days is November (8.5 days).

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Average snowfall days in December
Fort Moultrie, SC

Average snowfall days in December - Fort Moultrie, SC
  • Average snowfall days in December: 0 days

The month with the highest number of snowfall days is January (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
Fort Moultrie, SC

Average daylight in December / Average sunshine in December - Fort Moultrie, SC
  • 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 4min

The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).

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Average sunshine days in December
Fort Moultrie, SC

Average sunshine days in December - Fort Moultrie, SC
  • Average sunshine days in December: 18.5 days

The month with the most sunshine days is January (19.3 days).
The month with the least sunshine days is August (2.8 days).

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Average UV index in December
Fort Moultrie, SC

Average UV index in December - Fort Moultrie, SC
  • 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).

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Average cloud cover in December
Fort Moultrie, SC

Average cloud cover in December - Fort Moultrie, SC
  • Average cloud cover in December: 39

The month with the most cloud cover is December (Cloud cover 39).
The month with the least cloud cover is June (Cloud cover 25).

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Average visibility in December
Fort Moultrie, SC

Average visibility in December - Fort Moultrie, SC
  • 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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Fort Moultrie, South Carolina, USA

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