December weather forecast
Bluffton, SC

The iconic historic Church of the Cross in Bluffton, South Carolina, set in a beautiful garden park
The iconic historic Church of the Cross in Bluffton, South Carolina, set in a beautiful garden park

Weather in December

The first month of the winter, December, is still a comfortable month in Bluffton, South Carolina, with temperature in the range of an average high of 61.5°F (16.4°C) and an average low of 50.9°F (10.5°C).

Temperature

In December, the average high-temperature is almost the same as in November - a still comfortable 61.5°F (16.4°C). The average low-temperature, in Bluffton, South Carolina, is 50.9°F (10.5°C).

Humidity

The most humid month in Bluffton is December, with an average relative humidity of 77%.

Rainfall

In Bluffton, during 11.5 rainfall days, 2.32" (59mm) of precipitation is typically accumulated. Throughout the year, in Bluffton, there are 175.3 rainfall days, and 32.28" (820mm) of precipitation is accumulated.

Snowfall

February through December are months without snowfall in Bluffton.

Daylight

December has the shortest days of the year, with an average of 10h and 5min of daylight.
On the first day of December, sunrise is at 7:06 am and sunset at 5:18 pm. On the last day of the month, sunrise is at 7:24 am and sunset at 5:28 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 Bluffton, South Carolina, is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for the average person.
Note: The daily maximum UV index of 4 in December interpret into the following advice:
Take precautions - Protection against sunburn is recommended. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
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FAQ

What is the temperature in December in Bluffton?

In December, in Bluffton, the average high-temperature is 61.5°F (16.4°C), and the average low-temperature is 50.9°F (10.5°C). in September, the average heat index (a.k.a. 'real feel', 'feels like'), which calculates the temperature value influenced by the moisture in the air, is computed to be 89.6°F (32°C).

What is the most humid month in Bluffton?

The most humid month in Bluffton, South Carolina, is December, with an average relative humidity of 77%.

What is the average humidity in December in Bluffton?

The average relative humidity in December is 77%.

How much does it rain in Bluffton in December?

In December, in Bluffton, the rain falls for 11.5 days. Throughout December, 2.32" (59mm) of precipitation is accumulated.

When it does not snow in Bluffton?

February through December are months without snowfall.

Does it snow in Bluffton in December?

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

What is the month with the shortest days in Bluffton?

The month with the shortest days in Bluffton is December, with an average of 10h and 5min of daylight.

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

In December, the average day length in Bluffton, South Carolina, is 10h and 5min.

When are sunrise and sunset in December in Bluffton?

In December, on the first day of the month, sunrise is at 7:06 am and sunset at 5:18 pm. On the last day of the month, in Bluffton, sunrise is at 7:24 am and sunset at 5:28 pm EST.

What is the month with the least sunshine in Bluffton?

With an average of 5.7h of sunshine, December has the least sunshine of the year in Bluffton, South Carolina.

How long on average sun shines in December in Bluffton?

The average sunshine duration in December in Bluffton, South Carolina, is 5.7h.

How high is the UV index in December in Bluffton?

The average daily maximum UV index in December in Bluffton, South Carolina, is 4. A UV Index value of 3 to 5 symbolizes a medium hazard to health from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Bluffton, SC

Average temperature in December - Bluffton, SC
  • Average high temperature in December: 61.5°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 (57.4°F).

  • Average low temperature in December: 50.9°F

The month with the highest average low temperature is July (77.9°F).
The coldest month (with the lowest average low temperature) is January (46°F).

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Average pressure in December
Bluffton, SC

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

The month with the highest atmospheric pressure is January (30.14"Hg).
The months with the lowest atmospheric pressure are June and August (29.98"Hg).

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Average wind speed in December
Bluffton, SC

Average wind speed in December - Bluffton, SC
  • Average wind speed in December: 9.4mph

The windiest months (with the highest average wind speed) are January, March and April (9.6mph).
The calmest month (with the lowest average wind speed) is August (7.8mph).

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Average humidity in December
Bluffton, SC

Average humidity in December - Bluffton, SC
  • Average humidity in December: 77%

The month with the highest relative humidity is December (77%).
The month with the lowest relative humidity is January (72%).

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Average rainfall in December
Bluffton, SC

Average rainfall in December - Bluffton, SC
  • Average rainfall in December: 2.32"

The wettest month (with the highest rainfall) is August (6.06").
The driest month (with the least rainfall) is January (1.02").

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Average rainfall days in December
Bluffton, SC

Average rainfall days in December - Bluffton, SC
  • Average rainfall days in December: 11.5 days

The month with the highest number of rainy days is August (25 days).
The month with the least rainy days is January (8.3 days).

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Average snowfall in December
Bluffton, SC

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

The month with the highest snowfall is January (0.04").
The months with the least snowfall are February, March, April, May, June, July, August, September, October, November and December (0").

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Average snowfall days in December
Bluffton, SC

Average snowfall days in December - Bluffton, SC
  • Average snowfall days in December: 0 days

The months with the highest number of snowfall days are January and February (0.1 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October, November and December (0 days).

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

Average daylight in December / Average sunshine in December - Bluffton, SC
  • Average daylight in December: 10h and 5min

The month with the longest days is June (Average daylight: 14h and 14min).
The month with the shortest days is December (Average daylight: 10h and 5min).

  • Average sunshine in December: 5h and 42min

The months with the most sunshine are June and July (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).

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Average sunshine days in December
Bluffton, SC

Average sunshine days in December - Bluffton, SC
  • Average sunshine days in December: 17.2 days

The month with the most sunshine days is January (20.3 days).
The month with the least sunshine days is August (2.8 days).

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Average UV index in December
Bluffton, SC

Average UV index in December - Bluffton, 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).

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Average cloud cover in December
Bluffton, SC

Average cloud cover in December - Bluffton, SC
  • Average cloud cover in December: 38

The months with the most cloud cover are February and December (Cloud cover 38).
The months with the least cloud cover are June and July (Cloud cover 25).

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Average visibility in December
Bluffton, SC

Average visibility in December - Bluffton, 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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