December weather forecast
Stono, SC

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Weather in December

The first month of the winter, December, is still a refreshing month in Stono, South Carolina, with an average temperature ranging between max 60.8°F (16°C) and min 49.3°F (9.6°C).

Temperature

Stono observes a minor difference in average high-temperatures between November's 65.7°F (18.7°C) and December's 60.8°F (16°C). During December, Stono observes a consistent average nighttime temperature of 49.3°F (9.6°C).

Humidity

With an average relative humidity of 78%, December is the most humid month.

Rainfall

In Stono, in December, during 11.1 rainfall days, 4.25" (108mm) of precipitation is typically accumulated. Throughout the year, there are 178.9 rainfall days, and 41.93" (1065mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January and December. 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, there are 0.6 snowfall days, and 0.16" (4mm) of snow is accumulated.

Daylight

December has the shortest days of the year in Stono, with an average of 10h and 0min of daylight.
On the first day of December, sunrise is at 7:04 am and sunset at 5:13 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 5:24 pm EST.

Sunshine

The month with the least sunshine is December, with an average of 5.7h of sunshine.

UV index

In Stono, South Carolina, the average daily maximum UV index in December is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for ordinary individuals.
Note: In December, the average maximum UV index of 4 translates into the following recommendations:
Heed the precautions - Protecting the skin and eyes from damage is compulsory. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
Updated: Aug 19, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are December temperatures?

During December, Stono experiences an average high-temperature of 60.8°F (16°C) and a low-temperature of 49.3°F (9.6°C). 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 evaluated at 91.4°F (33°C).

What is the most humid month?

With an average relative humidity of 78%, December is the most humid month in Stono.

What is the average humidity in December?

In Stono, the average relative humidity in December is 78%.

How many days does it rain in December?

In Stono, during December, the rain falls for 11.1 days and regularly aggregates up to 4.25" (108mm) of precipitation.

When does it start to snow?

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?

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

How many hours of daylight does Stono have in December?

In December, the average day length is 10h and 2min.

When is the sunrise / sunset in December?

On the first day of December, sunrise is at 7:04 am and sunset at 5:13 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 5:24 pm EST.

What is the month with the least sunshine?

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

How long on average sun shines in December?

In December, the average sunshine duration is 5.7h.

What is the UV index intensity in December?

In Stono, the average daily maximum UV index in December is 4. A UV Index reading of 3 to 5 represents a moderate health threat from unsafe 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
Stono, SC

Average temperature in December - Stono, SC
  • Average high temperature in December: 60.8°F

The warmest month (with the highest average high temperature) is July (88.2°F).
The month with the lowest average high temperature is January (57°F).

  • Average low temperature in December: 49.3°F

The month with the highest average low temperature is July (77.4°F).
The coldest month (with the lowest average low temperature) is January (44.4°F).

Average pressure in December
Stono, SC

Average pressure in December - Stono, 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 (29.98"Hg).

Average wind speed in December
Stono, SC

Average wind speed in December - Stono, SC
  • Average wind speed in December: 8.7mph

The windiest month (with the highest average wind speed) is April (9.4mph).
The calmest month (with the lowest average wind speed) is August (7.5mph).

Average humidity in December
Stono, SC

Average humidity in December - Stono, SC
  • Average humidity in December: 78%

The month with the highest relative humidity is December (78%).
The months with the lowest relative humidity are January and March (73%).

Average rainfall in December
Stono, SC

Average rainfall in December - Stono, SC
  • Average rainfall in December: 4.25"

The wettest month (with the highest rainfall) is August (7.13").
The driest month (with the least rainfall) is January (1.42").

Average rainfall days in December
Stono, SC

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

The month with the highest number of rainy days is August (24.8 days).
The month with the least rainy days is November (8.7 days).

Average snowfall in December
Stono, SC

Average snowfall in December - Stono, SC
  • Average snowfall in December: 0.04"

The month with the highest snowfall is January (0.12").
The months with the least snowfall are February, March, April, May, June, July, August, September, October and November (0").

Average snowfall days in December
Stono, SC

Average snowfall days in December - Stono, SC
  • Average snowfall days in December: 0.1 days

The month with the highest number of snowfall days is January (0.4 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).

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

Average daylight in December / Average sunshine in December - Stono, 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 0min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).

Average sunshine days in December
Stono, SC

Average sunshine days in December - Stono, SC
  • Average sunshine days in December: 17.8 days

The month with the most sunshine days is January (19.3 days).
The month with the least sunshine days is August (3.8 days).

Average UV index in December
Stono, SC

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

The months with the highest UV index are May, June, July and August (UV index 7).
The month with the lowest UV index is January (UV index 3).

Average cloud cover in December
Stono, SC

Average cloud cover in December - Stono, SC
  • Average cloud cover in December: 39

The months with the most cloud cover are February and December (Cloud cover 39).
The months with the least cloud cover are June and July (Cloud cover 26).

Average visibility in December
Stono, SC

Average visibility in December - Stono, 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).

Stono, South Carolina, USA

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