December weather forecast
Ballentine, SC

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Weather in December

December, the first month of the winter in Ballentine, is also a moderate month, with an average temperature fluctuating between 41.2°F (5.1°C) and 55.8°F (13.2°C).

Temperature

The onset of December aligns with a soft reduction in the average high-temperature, gently falling from a comfortable 62.2°F (16.8°C) in November to a moderate 55.8°F (13.2°C). Ballentine records an average temperature drop to an icy 41.2°F (5.1°C) in December.

Humidity

With an average relative humidity of 75%, December is the most humid month.

Rainfall

The month with the most rainfall is December, when the rain falls for 11.1 days and typically aggregates up to 3.11" (79mm) of precipitation.

Snowfall

January through March and December are months with snowfall. December is the first month it typically snows in Ballentine, South Carolina. Throughout December, in the average 0.1 snowfall days, it receives 0.08" (2mm) of snow. Throughout the year, in Ballentine, there are 1.2 snowfall days, and 0.79" (20mm) of snow is accumulated.

Daylight

December has the shortest days of the year in Ballentine, with an average of 9h and 54min of daylight.
On the first day of December, sunrise is at 7:13 am and sunset at 5:15 pm. On the last day of the month, sunrise is at 7:30 am and sunset at 5:26 pm EST.

Sunshine

With an average of 5.5h of sunshine, December has the least sunshine of the year in Ballentine.

UV index

In December, the average daily maximum UV index in Ballentine is 3. A UV Index reading of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for ordinary individuals.
Note: In December, the maximum UV index of 3 suggests these recommendations:
Undertake precautions - Guarding against sun damage is counselled. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.
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Frequently asked questions

What is the average December temperature in Ballentine?

The high-temperature, in December, in Ballentine, is 55.8°F (13.2°C), while the low-temperature averages to 41.2°F (5.1°C). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which combines relative humidity and air temperature, in September is evaluated at 93.2°F (34°C).

What is the most humid month in Ballentine?

With an average relative humidity of 75%, December is the most humid month in Ballentine, South Carolina.

What is the average humidity in December in Ballentine?

The average relative humidity in December in Ballentine, South Carolina, is 75%.

What is the rainiest month in Ballentine?

The month with the most rainfall is December, when the rain falls for 11.1 days and typically aggregates up to 3.11" (79mm) of precipitation.

How many days does it rain in December in Ballentine?

In Ballentine, in December, during 11.1 rainfall days, 3.11" (79mm) of precipitation is typically accumulated.

When does it start snowing in Ballentine?

December is the first month it typically snows. Throughout December, in the average 0.1 snowfall days, it receives 0.08" (2mm) of snow.

What is the month with the shortest days in Ballentine?

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

What is the average length of the day in December in Ballentine?

In Ballentine, the average day length in December is 9h and 55min.

When are sunrise and sunset in December in Ballentine?

In December, on the first day of the month, sunrise is at 7:13 am and sunset at 5:15 pm. On the last day of the month, in Ballentine, South Carolina, sunrise is at 7:30 am and sunset at 5:26 pm EST.

What is the month with the least sunshine in Ballentine?

December has the least sunshine of the year, with an average of 5.5h of sunshine.

How long on average sun shines in December in Ballentine?

In Ballentine, the average sunshine duration in December is 5.5h.

What is the UV index intensity in December in Ballentine?

In Ballentine, the average daily maximum UV index in December is 3. A UV Index reading of 3 to 5 represents a moderate vulnerability from exposure to Sun's UV rays.
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
Ballentine, SC

Average temperature in December - Ballentine, SC
  • Average high temperature in December: 55.8°F

The warmest month (with the highest average high temperature) is July (91.4°F).
The month with the lowest average high temperature is January (52.3°F).

  • Average low temperature in December: 41.2°F

The month with the highest average low temperature is July (72.9°F).
The coldest month (with the lowest average low temperature) is January (36.9°F).

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Average pressure in December
Ballentine, SC

Average pressure in December - Ballentine, SC
  • Average pressure in December: 30.14"Hg

The months with the highest atmospheric pressure are January, November and December (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).

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Average wind speed in December
Ballentine, SC

Average wind speed in December - Ballentine, SC
  • Average wind speed in December: 7.3mph

The windiest month (with the highest average wind speed) is April (8.3mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).

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Average humidity in December
Ballentine, SC

Average humidity in December - Ballentine, SC
  • Average humidity in December: 75%

The month with the highest relative humidity is December (75%).
The month with the lowest relative humidity is July (70%).

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Average rainfall in December
Ballentine, SC

Average rainfall in December - Ballentine, SC
  • Average rainfall in December: 3.11"

The wettest month (with the highest rainfall) is December (3.11").
The driest month (with the least rainfall) is September (1.54").

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Average rainfall days in December
Ballentine, SC

Average rainfall days in December - Ballentine, SC
  • Average rainfall days in December: 11.1 days

The month with the highest number of rainy days is July (17.4 days).
The month with the least rainy days is October (7.8 days).

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Average snowfall in December
Ballentine, SC

Average snowfall in December - Ballentine, SC
  • Average snowfall in December: 0.08"

The month with the highest snowfall is February (0.43").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

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Average snowfall days in December
Ballentine, SC

Average snowfall days in December - Ballentine, 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).

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

Average daylight in December / Average sunshine in December - Ballentine, SC
  • Average daylight in December: 9h and 5min

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 3min

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 30min).

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Average sunshine days in December
Ballentine, SC

Average sunshine days in December - Ballentine, SC
  • Average sunshine days in December: 18.8 days

The month with the most sunshine days is October (21.8 days).
The month with the least sunshine days is July (10.8 days).

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Average UV index in December
Ballentine, SC

Average UV index in December - Ballentine, SC
  • Average UV index in December: 3

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

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Average cloud cover in December
Ballentine, SC

Average cloud cover in December - Ballentine, SC
  • Average cloud cover in December: 41

The months with the most cloud cover are February and December (Cloud cover 41).
The months with the least cloud cover are June and October (Cloud cover 28).

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Average visibility in December
Ballentine, SC

Average visibility in December - Ballentine, 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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Ballentine, South Carolina, USA

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