December weather forecast
Quarantine, SC

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Weather in December

The first month of the winter, December, is also a moderate month in Quarantine, South Carolina, with an average temperature fluctuating between 59.5°F (15.3°C) and 46.8°F (8.2°C).

Temperature

December's arrival brings an average high-temperature of a moderate 59.5°F (15.3°C), demonstrating subtle variation from the preceding month. The mean low-temperature during December nights is a frosty 46.8°F (8.2°C).

Humidity

December is the most humid month in Quarantine, with an average relative humidity of 79%.

Rainfall

In Quarantine, in December, during 10.7 rainfall days, 4.21" (107mm) of precipitation is typically accumulated. Throughout the year, in Quarantine, South Carolina, there are 182.2 rainfall days, and 43.39" (1102mm) of precipitation is accumulated.

Snowfall

In Quarantine, snow does not fall in March through December.

Daylight

The month with the shortest days in Quarantine is December, with an average of 10h and 0min of daylight.
On the first day of the month, sunrise is at 7:02 am and sunset at 5:09 pm. On the last day of December, in Quarantine, sunrise is at 7:20 am and sunset at 5:20 pm EST.

Sunshine

December has the least sunshine of the year in Quarantine, with an average of 5.6h of sunshine.

UV index

In Quarantine, South Carolina, the average daily maximum UV index in December is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The UV index of 4 in December translates into these instructions:
Be vigilant - Suggestions to stave off sun damage are provided. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Quarantine in December?

The high-temperature, in December, in Quarantine, is 59.5°F (15.3°C), while the low-temperature averages to 46.8°F (8.2°C). The average heat index (a.k.a. 'feels like', 'apparent temperature'), which represents the influence of relative humidity on air temperature, in September is computed to be 89.6°F (32°C).

What is the most humid month in Quarantine?

The most humid month in Quarantine is December, with an average relative humidity of 79%.

What is the average humidity in December in Quarantine?

In Quarantine, the average relative humidity in December is 79%.

How much does it rain in Quarantine in December?

In Quarantine, during December, the rain falls for 10.7 days and regularly aggregates up to 4.21" (107mm) of precipitation.

When it does not snow in Quarantine?

In Quarantine, snow does not fall in March through December.

Does it snow in Quarantine in December?

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

What is the month with the shortest days in Quarantine?

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

How many hours of daylight does Quarantine have in December?

In December, the average day length in Quarantine is 10h and 0min.

When are sunrise and sunset in December in Quarantine?

On the first day of December, sunrise is at 7:02 am and sunset at 5:09 pm. On the last day of the month, sunrise is at 7:20 am and sunset at 5:20 pm EST.

What is the month with the least sunshine in Quarantine?

December has the least sunshine of the year, with an average of 5.6h of sunshine.

How long on average sun shines in December in Quarantine?

In December, the average sunshine duration in Quarantine, South Carolina, is 5.6h.

How high is the UV index in December in Quarantine?

In December, the average daily maximum UV index in Quarantine is 4. A UV Index reading of 3 to 5 represents a medium hazard to health 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
Quarantine, SC

Average temperature in December - Quarantine, SC
  • Average high temperature in December: 59.5°F

The warmest month (with the highest average high temperature) is July (87.6°F).
The month with the lowest average high temperature is January (55.2°F).

  • Average low temperature in December: 46.8°F

The month with the highest average low temperature is July (76.1°F).
The coldest month (with the lowest average low temperature) is January (41.9°F).

Average pressure in December
Quarantine, SC

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

The months with the highest atmospheric pressure are January and December (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).

Average wind speed in December
Quarantine, SC

Average wind speed in December - Quarantine, SC
  • Average wind speed in December: 8.2mph

The windiest month (with the highest average wind speed) is April (9mph).
The calmest month (with the lowest average wind speed) is August (7mph).

Average humidity in December
Quarantine, SC

Average humidity in December - Quarantine, SC
  • Average humidity in December: 79%

The month with the highest relative humidity is December (79%).
The months with the lowest relative humidity are January, March and November (75%).

Average rainfall in December
Quarantine, SC

Average rainfall in December - Quarantine, SC
  • Average rainfall in December: 4.21"

The wettest month (with the highest rainfall) is August (7.28").
The driest month (with the least rainfall) is January (1.34").

Average rainfall days in December
Quarantine, SC

Average rainfall days in December - Quarantine, SC
  • Average rainfall days in December: 10.7 days

The month with the highest number of rainy days is July (25 days).
The month with the least rainy days is November (9.3 days).

Average snowfall in December
Quarantine, SC

Average snowfall in December - Quarantine, SC
  • Average snowfall in December: 0"

The month with the highest snowfall is February (0.2").
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0").

Average snowfall days in December
Quarantine, SC

Average snowfall days in December - Quarantine, SC
  • Average snowfall days in December: 0.2 days

The month with the highest number of snowfall days is February (0.3 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
Quarantine, SC

Average daylight in December / Average sunshine in December - Quarantine, 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 months with the most sunshine are June and July (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 36min).

Average sunshine days in December
Quarantine, SC

Average sunshine days in December - Quarantine, SC
  • Average sunshine days in December: 19.1 days

The month with the most sunshine days is January (19.2 days).
The month with the least sunshine days is July (3.9 days).

Average UV index in December
Quarantine, SC

Average UV index in December - Quarantine, SC
  • Average UV index in December: 4

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 3).

Average cloud cover in December
Quarantine, SC

Average cloud cover in December - Quarantine, 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 June (Cloud cover 25).

Average visibility in December
Quarantine, SC

Average visibility in December - Quarantine, 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).

Quarantine, South Carolina, USA

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