December weather forecastGray Court, SC

December

Weather in December

The first month of the winter, December, is still a cool month in Gray Court, South Carolina, with an average temperature ranging between max 54.1°F (12.3°C) and min 38.8°F (3.8°C).

Temperature

As November makes way for December, Gray Court's average high-temperature eases from a comfortable 60.8°F (16°C) to a cool 54.1°F (12.3°C). In the month of December, the temperature generally rests at an average low of 38.8°F (3.8°C).

Humidity

The most humid month is December, with an average relative humidity of 77%.

Rainfall

The month with the most rainfall is December, when the rain falls for 11.4 days and typically aggregates up to 3.46" (88mm) of precipitation.

Snowfall

Months with snowfall are January through March and December. The month with the most snowfall is December, when snow falls for 0.4 days and typically aggregates up to 1.3" (33mm) of snow.

Daylight

December has the shortest days of the year, with an average of 9h and 54min of daylight.
On the first day of December, sunrise is at 7:17 am and sunset at 5:17 pm. On the last day of the month, sunrise is at 7:35 am and sunset at 5:28 pm EST.

Sunshine

December has the least sunshine of the year in Gray Court, with an average of 5.1h of sunshine.

UV index

In December, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for average individuals.
Note: The maximum UV index, 3 during December, leads to the following recommendations:
Exercise prevention - Protecting skin and eyes from harm is required. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
Updated: Aug 26, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

In December, the average high-temperature and low-temperature are 54.1°F (12.3°C) and 38.8°F (3.8°C) respectively. The average heat index (a.k.a. 'real feel', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, in September is calculated to be 91.4°F (33°C).

The most humid month is December, with an average relative humidity of 77%.

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

The month with the most rainfall is December, when the rain falls for 11.4 days and typically aggregates up to 3.46" (88mm) of precipitation.

In Gray Court, in December, during 11.4 rainfall days, 3.46" (88mm) of precipitation is typically accumulated.

The month with the most snowfall is December, when snow falls for 0.4 days and typically aggregates up to 1.3" (33mm) of snow.

December is the first month it typically snows. Throughout December, in the average 0.4 snowfall days, it receives 1.3" (33mm) of snow.

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

In December, the average day length is 9h and 53min.

In December, on the first day of the month, sunrise is at 7:17 am and sunset at 5:17 pm. On the last day of the month, in Gray Court, sunrise is at 7:35 am and sunset at 5:28 pm EST.

The month with the least sunshine in Gray Court is December, with an average of 5.1h of sunshine.

In December, the average sunshine duration is 5.1h.

In Gray Court, the average daily maximum UV index in December is 3. A UV Index estimate of 3 to 5 represents a medium hazard to health 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 sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Gray Court, SC

  • Average high temperature in December: 54.1°F

The warmest month (with the highest average high temperature) is July (91.6°F).
The month with the lowest average high temperature is January (50.5°F).

  • Average low temperature in December: 38.8°F

The month with the highest average low temperature is July (70.2°F).
The coldest month (with the lowest average low temperature) is January (34.5°F).

Average pressure in December
Gray Court, SC

  • Average pressure in December: 30.14"Hg

The month with the highest atmospheric pressure is November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).

Average wind speed in December
Gray Court, SC

  • Average wind speed in December: 6.7mph

The windiest month (with the highest average wind speed) is April (7.5mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).

Average humidity in December
Gray Court, SC

  • Average humidity in December: 77%

The month with the highest relative humidity is December (77%).
The month with the lowest relative humidity is July (70%).

Average rainfall in December
Gray Court, SC

  • Average rainfall in December: 3.46"

The wettest month (with the highest rainfall) is December (3.46").
The driest month (with the least rainfall) is September (1.65").

Average rainfall days in December
Gray Court, SC

  • Average rainfall days in December: 11.4 days

The month with the highest number of rainy days is July (16.5 days).
The month with the least rainy days is November (8.5 days).

Average snowfall in December
Gray Court, SC

  • Average snowfall in December: 1.3"

The month with the highest snowfall is December (1.3").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

Average snowfall days in December
Gray Court, SC

  • Average snowfall days in December: 0.4 days

The month with the highest number of snowfall days is January (0.8 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
Gray Court, SC

  • Average daylight in December: 9h and 54min

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).

  • Average sunshine in December: 5h and 6min

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

Average sunshine days in December
Gray Court, SC

  • Average sunshine days in December: 18.3 days

The month with the most sunshine days is October (21.7 days).
The month with the least sunshine days is July (12.8 days).

Average UV index in December
Gray Court, SC

  • Average UV index in December: 3

The month with the highest UV index is June (UV index 7).
The month with the lowest UV index is January (UV index 2).

Average cloud cover in December
Gray Court, SC

  • Average cloud cover in December: 45

The months with the most cloud cover are February and December (Cloud cover 45).
The month with the least cloud cover is June (Cloud cover 31).

Average visibility in December
Gray Court, SC

  • Average visibility in December: 6mi

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