December weather forecast
Fort Corner, SC

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Weather in December

December, the first month of the winter in Fort Corner, is also a moderate month, with an average temperature varying between 59.4°F (15.2°C) and 45.5°F (7.5°C).

Temperature

December is marked by a subtle drop in average high-temperatures, transitioning from a comfortable 65.3°F (18.5°C) in November to a still refreshing 59.4°F (15.2°C). December brings an average low-temperature of 45.5°F (7.5°C) to Fort Corner.

Humidity

The months with the highest humidity in Fort Corner are August and December, with an average relative humidity of 78%.

Rainfall

In December, the rain falls for 10.6 days. Throughout December, 4.69" (119mm) of precipitation is accumulated. Throughout the year, there are 179.5 rainfall days, and 40.79" (1036mm) of precipitation is accumulated.

Snowfall

January, February and December are months with snowfall. December is the first month it typically snows. Throughout December, in the average 0.1 snowfall days, it receives 0.04" (1mm) of snow. Throughout the year, in Fort Corner, there are 1 snowfall days, and 0.31" (8mm) of snow is accumulated.

Daylight

The month with the shortest days is December, with an average of 10h and 0min of daylight.
On the first day of December, sunrise is at 7:04 am and sunset at 5:11 pm. On the last day of the month, sunrise is at 7:21 am and sunset at 5:22 pm EST.

Sunshine

December has the least sunshine of the year, with an average of 5.7h of sunshine.

UV index

January and December, with an average maximum UV index of 3, are months with the lowest UV index. A UV Index of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: The maximum daily UV index of 3 during December translates into the following directions:
Put precautions into practice - Guidance to elude sunburn is provided. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
Updated: Aug 11, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are December temperatures?

December temperatures vary between a high-temperature of 59.4°F (15.2°C) and a low-temperature of 45.5°F (7.5°C). In September, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which factors the actual air temperature with the relative humidity, is computed to be 93.2°F (34°C).

What are the most humid months?

The months with the highest humidity are August and December, with an average relative humidity of 78%.

What is the average humidity in December in Fort Corner?

The average relative humidity in December is 78%.

How much does it rain in December?

In Fort Corner, in December, during 10.6 rainfall days, 4.69" (119mm) of precipitation is typically accumulated.

When does it start snowing?

December is the first month it typically snows. Throughout December, in the average 0.1 snowfall days, it receives 0.04" (1mm) of snow.

What is the month with the shortest days?

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

What is the average length of the day in December?

In Fort Corner, the average day length in December is 10h and 1min.

When are sunrise and sunset in December?

On the first day of December, sunrise is at 7:04 am and sunset at 5:11 pm. On the last day of the month, sunrise is at 7:21 am and sunset at 5:22 pm EST.

What is the month with the least sunshine?

December has the least sunshine of the year, with an average of 5.7h of sunshine.

How long on average sun shines in December?

In December, the average sunshine duration is 5.7h.

What are the months with the lowest UV index?

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 Fort Corner, the average daily maximum UV index in December is 3. A UV Index reading of 3 to 5 represents a medium health risk from unprotected exposure to UV radiation.
Average humidity
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
Fort Corner, SC

Average temperature in December - Fort Corner, SC
  • Average high temperature in December: 59.4°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 (55.8°F).

  • Average low temperature in December: 45.5°F

The month with the highest average low temperature is July (74.8°F).
The coldest month (with the lowest average low temperature) is January (40.8°F).

Average pressure in December
Fort Corner, SC

Average pressure in December - Fort Corner, SC
  • Average pressure in December: 30.13"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).

Average wind speed in December
Fort Corner, SC

Average wind speed in December - Fort Corner, SC
  • Average wind speed in December: 6.5mph

The windiest month (with the highest average wind speed) is April (7.6mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).

Average humidity in December
Fort Corner, SC

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

The months with the highest relative humidity are August and December (78%).
The months with the lowest relative humidity are January and March (74%).

Average rainfall in December
Fort Corner, SC

Average rainfall in December - Fort Corner, SC
  • Average rainfall in December: 4.69"

The wettest month (with the highest rainfall) is August (6.46").
The driest month (with the least rainfall) is January (1.46").

Average rainfall days in December
Fort Corner, SC

Average rainfall days in December - Fort Corner, SC
  • Average rainfall days in December: 10.6 days

The months with the highest number of rainy days are July and August (23.2 days).
The month with the least rainy days is November (8.9 days).

Average snowfall in December
Fort Corner, SC

Average snowfall in December - Fort Corner, SC
  • Average snowfall in December: 0.04"

The month with the highest snowfall is February (0.24").
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0").

Average snowfall days in December
Fort Corner, SC

Average snowfall days in December - Fort Corner, SC
  • Average snowfall days in December: 0.1 days

The month with the highest number of snowfall days is January (0.5 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).

Average daylight in December /
Average sunshine in December
Fort Corner, SC

Average daylight in December / Average sunshine in December - Fort Corner, 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 6min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).

Average sunshine days in December
Fort Corner, SC

Average sunshine days in December - Fort Corner, SC
  • Average sunshine days in December: 18.4 days

The month with the most sunshine days is November (19.4 days).
The month with the least sunshine days is July (5.5 days).

Average UV index in December
Fort Corner, SC

Average UV index in December - Fort Corner, SC
  • Average UV index in December: 3

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

Average cloud cover in December
Fort Corner, SC

Average cloud cover in December - Fort Corner, SC
  • Average cloud cover in December: 40

The months with the most cloud cover are February and December (Cloud cover 40).
The month with the least cloud cover is July (Cloud cover 26).

Average visibility in December
Fort Corner, SC

Average visibility in December - Fort Corner, 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).

Fort Corner, South Carolina, USA

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