December weather forecast
Gramling, SC

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Weather in December

The first month of the winter, December, is still a cool month in Gramling, South Carolina, with an average temperature varying between 38.3°F (3.5°C) and 52.5°F (11.4°C).

Temperature

Start of December brings a slight shift in the average high-temperature, dipping a bit from November's refreshing 59.9°F (15.5°C) to a fresh 52.5°F (11.4°C). Gramling's average low-temperature for the month of December records at a cold 38.3°F (3.5°C).

Humidity

December is the most humid month, with an average relative humidity of 76%.

Rainfall

The month with the most rainfall in Gramling is December, when the rain falls for 10 days and typically aggregates up to 3.35" (85mm) of precipitation.

Snowfall

Months with snowfall are January through March, November and December. December is the month with the most snowfall in Gramling. Snow falls for 0.5 days and accumulates 2.2" (56mm) of snow.

Daylight

With an average of 9h and 48min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 7:18 am and sunset at 5:16 pm. On the last day of December, sunrise is at 7:36 am and sunset at 5:27 pm EST.

Sunshine

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

UV index

The months with the lowest UV index in Gramling are January and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: The maximum UV index of 2 during December leads to these instructions:
Children necessitate constant protection from sunlight, unlike the majority, who can remain under the sun for about an hour without burning. To guard against the harmful effects of the Sun, minimize exposure during midday. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
Updated: Jul 20, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in December?

The average high-temperature and low-temperature during December are 52.5°F (11.4°C) and 38.3°F (3.5°C) respectively. In September, the average heat index (a.k.a. 'feels like', 'real feel'), which represents the influence of relative humidity on air temperature, is calculated to be 89.6°F (32°C).

What is the most humid month?

With an average relative humidity of 76%, December is the most humid month.

What is the average humidity in December?

The average relative humidity in December in Gramling, South Carolina, is 76%.

What is the wettest month?

December is the month with the most rainfall. Rain falls for 10 days and accumulates 3.35" (85mm) of precipitation.

How much does it rain in December?

In Gramling, during December, the rain falls for 10 days and regularly aggregates up to 3.35" (85mm) of precipitation.

When does it snow the most?

The month with the most snowfall is December, when snow falls for 0.5 days and typically aggregates up to 2.2" (56mm) of snow.

How many days does it snow in December?

In Gramling, in December, during 0.5 snowfall days, 2.2" (56mm) of snow is typically accumulated.

What is the month with the shortest days?

December has the shortest days of the year, with an average of 9h and 48min of daylight.

What is the average length of the day in December?

In Gramling, the average day length in December is 9h and 50min.

When is the sunrise / sunset in December?

On the first day of December, sunrise is at 7:18 am and sunset at 5:16 pm. On the last day of the month, sunrise is at 7:36 am and sunset at 5:27 pm EST.

What is the month with the least sunshine?

December has the least sunshine of the year, with an average of 5.3h of sunshine.

How long on average sun shines in December?

In Gramling, the average sunshine duration in December is 5.3h.

What is the month with the lowest UV index?

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

What is the UV index intensity in December?

The average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a low health risk 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
Gramling, SC

Average temperature in December - Gramling, SC
  • Average high temperature in December: 52.5°F

The warmest month (with the highest average high temperature) is July (91°F).
The month with the lowest average high temperature is January (48.9°F).

  • Average low temperature in December: 38.3°F

The month with the highest average low temperature is July (69.1°F).
The coldest month (with the lowest average low temperature) is January (32.9°F).

Average pressure in December
Gramling, SC

Average pressure in December - Gramling, 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 (29.99"Hg).

Average wind speed in December
Gramling, SC

Average wind speed in December - Gramling, SC
  • Average wind speed in December: 6mph

The windiest month (with the highest average wind speed) is April (7mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).

Average humidity in December
Gramling, SC

Average humidity in December - Gramling, SC
  • Average humidity in December: 76%

The month with the highest relative humidity is December (76%).
The month with the lowest relative humidity is July (67%).

Average rainfall in December
Gramling, SC

Average rainfall in December - Gramling, SC
  • Average rainfall in December: 3.35"

The wettest month (with the highest rainfall) is December (3.35").
The driest month (with the least rainfall) is September (1.38").

Average rainfall days in December
Gramling, SC

Average rainfall days in December - Gramling, SC
  • Average rainfall days in December: 10 days

The month with the highest number of rainy days is July (15.3 days).
The month with the least rainy days is November (8.2 days).

Average snowfall in December
Gramling, SC

Average snowfall in December - Gramling, SC
  • Average snowfall in December: 2.2"

The month with the highest snowfall is December (2.2").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in December
Gramling, SC

Average snowfall days in December - Gramling, SC
  • Average snowfall days in December: 0.5 days

The month with the highest number of snowfall days is February (1.6 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

Average daylight in December /
Average sunshine in December
Gramling, SC

Average daylight in December / Average sunshine in December - Gramling, SC
  • 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 48min).

  • Average sunshine in December: 5h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 18min).

Average sunshine days in December
Gramling, SC

Average sunshine days in December - Gramling, SC
  • Average sunshine days in December: 20.4 days

The month with the most sunshine days is October (22.3 days).
The month with the least sunshine days is August (13.3 days).

Average UV index in December
Gramling, SC

Average UV index in December - Gramling, SC
  • 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
Gramling, SC

Average cloud cover in December - Gramling, SC
  • Average cloud cover in December: 43

The month with the most cloud cover is December (Cloud cover 43).
The months with the least cloud cover are June and July (Cloud cover 28).

Average visibility in December
Gramling, SC

Average visibility in December - Gramling, 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).

Gramling, South Carolina, USA

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