December weather forecast
Oyster Point, SC

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Weather in December

December, the first month of the winter in Oyster Point, is still a refreshing month, with an average temperature varying between 60.8°F (16°C) and 49.3°F (9.6°C).

Temperature

In December, Oyster Point notes an average high-temperature of a still enjoyable 60.8°F (16°C), hardly different from the preceding month. The average low-temperature, in December, is a frosty 49.3°F (9.6°C).

Humidity

The most humid month is December, with an average relative humidity of 78%.

Rainfall

In Oyster Point, in December, during 11.1 rainfall days, 4.25" (108mm) of precipitation is typically accumulated. In Oyster Point, during the entire year, the rain falls for 178.9 days and collects up to 41.93" (1065mm) of precipitation.

Snowfall

January and December are months with snowfall. December is the first month it typically snows. Throughout December, in the average 0.1 snowfall days, it receives 0.04" (1mm) of snow. In Oyster Point, during the entire year, snow falls for 0.6 days and aggregates up to 0.16" (4mm) of snow.

Daylight

With an average of 10h and 0min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 7:04 am and sunset at 5:13 pm. On the last day of December, sunrise is at 7:21 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

The average daily maximum UV index in December in Oyster Point is 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: A daily high UV index of 4 in December leads to these guidelines:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.

Frequently asked questions

What are the temperatures in December?

In December, the average high-temperature and low-temperature are 60.8°F (16°C) and 49.3°F (9.6°C) respectively. In September, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which represents the influence of relative humidity on air temperature, is computed to be 91.4°F (33°C).

What is the most humid month?

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

What is the average humidity in December in Oyster Point?

In December, the average relative humidity is 78%.

How much does it rain in December?

In Oyster Point, in December, during 11.1 rainfall days, 4.25" (108mm) of precipitation is typically accumulated.

When does it start snowing?

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.

What is the average length of the day in December in Oyster Point?

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 7:21 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 many hours of sunshine does Oyster Point have in December?

In December, the average sunshine duration is 5.7h.

How high is the UV index in December?

The average daily maximum UV index in December in Oyster Point is 4. A UV Index of 3 to 5 symbolizes a moderate health threat from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average pressure
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
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
Oyster Point, SC

Average temperature in December - Oyster Point, 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
Oyster Point, SC

Average pressure in December - Oyster Point, 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
Oyster Point, SC

Average wind speed in December - Oyster Point, 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
Oyster Point, SC

Average humidity in December - Oyster Point, 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
Oyster Point, SC

Average rainfall in December - Oyster Point, 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
Oyster Point, SC

Average rainfall days in December - Oyster Point, 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
Oyster Point, SC

Average snowfall in December - Oyster Point, 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
Oyster Point, SC

Average snowfall days in December - Oyster Point, 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
Oyster Point, SC

Average daylight in December / Average sunshine in December - Oyster Point, 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
Oyster Point, SC

Average sunshine days in December - Oyster Point, 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
Oyster Point, SC

Average UV index in December - Oyster Point, 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
Oyster Point, SC

Average cloud cover in December - Oyster Point, 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
Oyster Point, SC

Average visibility in December - Oyster Point, 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).

Oyster Point, South Carolina, USA

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