December weather forecast
Foreston, SC

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Weather in December

The first month of the winter, December, is also a moderate month in Foreston, South Carolina, with an average temperature fluctuating between 57.4°F (14.1°C) and 42.3°F (5.7°C).

Temperature

December is characterized by a mild reduction in the average high-temperature, from a refreshing 63°F (17.2°C) in November to a mild 57.4°F (14.1°C). Foreston in December anticipates an average nighttime temperature of 42.3°F (5.7°C).

Humidity

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

Rainfall

The wettest months are August and December, with an average 3.23" (82mm) of rainfall.

Snowfall

Months with snowfall in Foreston are January, February and December. December is the first month it typically snows in Foreston, South Carolina. Throughout December, in the average 0.1 snowfall days, it receives 0.04" (1mm) of snow. In Foreston, during the entire year, snow falls for 1.2 days and aggregates up to 0.47" (12mm) of snow.

Daylight

With an average of 10h and 0min of daylight, December has the shortest days of the year in Foreston, South Carolina.
On the first day of the month, sunrise is at 7:07 am and sunset at 5:11 pm. On the last day of December, in Foreston, sunrise is at 7:24 am and sunset at 5:22 pm EST.

Sunshine

The month with the least sunshine in Foreston is December, with an average of 5.6h of sunshine.

UV index

The months with the lowest UV index are January, February and December, with an average maximum UV index of 3. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for the ordinary person.
Note: A daily high UV index of 3 in December leads to these guidelines:
Undertake protective steps - Recommendations to avoid sunburn are issued. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.
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Frequently asked questions

What are December temperatures in Foreston?

In Foreston, in December, the average high-temperature is 57.4°F (14.1°C), and the average low-temperature is 42.3°F (5.7°C). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which represents the influence of relative humidity on air temperature, in September is calculated to be 93.2°F (34°C).

What is the average humidity in December in Foreston?

The average relative humidity in December is 76%.

What is the rainiest month in Foreston?

The months with the most rainfall in Foreston are August and December, with an average 3.23" (82mm) of precipitation.

How much does it rain in Foreston in December?

In Foreston, in December, during 10.7 rainfall days, 3.23" (82mm) of precipitation is typically accumulated.

When does it start snowing in Foreston?

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 in Foreston?

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

How many hours of daylight does Foreston have in December?

In December, the average day length in Foreston, South Carolina, is 9h and 58min.

What time are sunrise and sunset in December in Foreston?

On the first day of December in Foreston, sunrise is at 7:07 am and sunset at 5:11 pm. On the last day of the month, sunrise is at 7:24 am and sunset at 5:22 pm EST.

What is the month with the least sunshine in Foreston?

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

How long on average sun shines in December in Foreston?

In December, the average sunshine duration is 5.6h.

What is the month with the lowest UV index in Foreston?

The months with the lowest UV index in Foreston are January, February and December, with an average maximum UV index of 3.

How high is the UV index in December in Foreston?

In December, the average daily maximum UV index in Foreston, South Carolina, 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 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
Foreston, SC

Average temperature in December - Foreston, SC
  • Average high temperature in December: 57.4°F

The warmest month (with the highest average high temperature) is July (90.3°F).
The month with the lowest average high temperature is January (53.6°F).

  • Average low temperature in December: 42.3°F

The month with the highest average low temperature is July (73°F).
The coldest month (with the lowest average low temperature) is January (38.1°F).

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Average pressure in December
Foreston, SC

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

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

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Average wind speed in December
Foreston, SC

Average wind speed in December - Foreston, SC
  • Average wind speed in December: 6.8mph

The windiest month (with the highest average wind speed) is April (8.1mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).

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Average humidity in December
Foreston, SC

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

The month with the highest relative humidity is May (78%).
The months with the lowest relative humidity are January and November (72%).

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Average rainfall in December
Foreston, SC

Average rainfall in December - Foreston, SC
  • Average rainfall in December: 3.23"

The wettest months (with the highest rainfall) are August and December (3.23").
The driest month (with the least rainfall) is January (1.65").

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Average rainfall days in December
Foreston, SC

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

The months with the highest number of rainy days are July and August (18.8 days).
The month with the least rainy days is November (8 days).

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Average snowfall in December
Foreston, SC

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

The month with the highest snowfall is February (0.24").
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0").

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Average snowfall days in December
Foreston, SC

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

The month with the highest number of snowfall days is January (0.6 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).

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

Average daylight in December / Average sunshine in December - Foreston, SC
  • Average daylight in December: 10h and 0min

The month with the longest days is June (Average daylight: 14h and 24min).
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: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 36min).

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Average sunshine days in December
Foreston, SC

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

The month with the most sunshine days is November (20.5 days).
The month with the least sunshine days is July (9.2 days).

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Average UV index in December
Foreston, SC

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

The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January, February and December (UV index 3).

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Average cloud cover in December
Foreston, SC

Average cloud cover in December - Foreston, 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 October (Cloud cover 27).

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Average visibility in December
Foreston, SC

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

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