December weather forecast
Keitts Crossroads, SC

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Weather in December

The first month of the winter, December, is also a fresh month in Keitts Crossroads, South Carolina, with an average temperature varying between 39.7°F (4.3°C) and 54.9°F (12.7°C).

Temperature

Keitts Crossroads's weather in December involves a mild decrease in the average high-temperature, moving down slightly from November's comfortable 61.7°F (16.5°C) to a cool 54.9°F (12.7°C). Nighttime temperatures consistently average a wintry 39.7°F (4.3°C) during December.

Humidity

December is the most humid month in Keitts Crossroads, with an average relative humidity of 77%.

Rainfall

December is the month with the most rainfall in Keitts Crossroads. Rain falls for 11.3 days and accumulates 3.15" (80mm) of precipitation.

Snowfall

Months with snowfall in Keitts Crossroads are January through March 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 1.5 snowfall days, and 1.18" (30mm) of snow is accumulated.

Daylight

December has the shortest days of the year, with an average of 9h and 54min of daylight.
On the first day of the month, sunrise is at 7:14 am and sunset at 5:16 pm. On the last day of December, in Keitts Crossroads, sunrise is at 7:32 am and sunset at 5:26 pm EST.

Sunshine

The month with the least sunshine in Keitts Crossroads is December, with an average of 5.4h of sunshine.

UV index

In Keitts Crossroads, the average daily maximum UV index in December is 3. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for the average person.
Note: In December, the maximum UV index of 3 suggests these recommendations:
Guard yourself - Avoiding sunburn is suggested. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Mind you! Snow reflection can increase the intensity of the Sun's UV radiation nearly twofold.
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Frequently asked questions

What are the temperatures in Keitts Crossroads in December?

In December, in Keitts Crossroads, the average high-temperature is 54.9°F (12.7°C), and the average low-temperature is 39.7°F (4.3°C). 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 calculated to be 93.2°F (34°C).

What is the most humid month in Keitts Crossroads?

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

What is the average humidity in December in Keitts Crossroads?

In December, the average relative humidity in Keitts Crossroads is 77%.

What is the rainiest month in Keitts Crossroads?

The month with the most rainfall in Keitts Crossroads, South Carolina, is December, when the rain falls for 11.3 days and typically aggregates up to 3.15" (80mm) of precipitation.

How much does it rain in Keitts Crossroads in December?

In December, in Keitts Crossroads, the rain falls for 11.3 days. Throughout December, 3.15" (80mm) of precipitation is accumulated.

When does it start to snow in Keitts Crossroads?

December is the first month it typically snows in Keitts Crossroads, South Carolina. 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 Keitts Crossroads?

December has the shortest days of the year in Keitts Crossroads, South Carolina, with an average of 9h and 54min of daylight.

What is the average length of the day in December in Keitts Crossroads?

The average day length in December in Keitts Crossroads is 9h and 55min.

When is the sunrise / sunset in December in Keitts Crossroads?

In December, on the first day of the month, sunrise is at 7:14 am and sunset at 5:16 pm. On the last day of the month, in Keitts Crossroads, South Carolina, sunrise is at 7:32 am and sunset at 5:26 pm EST.

What is the month with the least sunshine in Keitts Crossroads?

With an average of 5.4h of sunshine, December has the least sunshine of the year in Keitts Crossroads, South Carolina.

How long on average sun shines in December in Keitts Crossroads?

In Keitts Crossroads, South Carolina, the average sunshine duration in December is 5.4h.

How high is the UV index in December in Keitts Crossroads?

In Keitts Crossroads, the average daily maximum UV index in December is 3. A UV Index estimate 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
Keitts Crossroads, SC

Average temperature in December - Keitts Crossroads, SC
  • Average high temperature in December: 54.9°F

The warmest month (with the highest average high temperature) is July (91.9°F).
The month with the lowest average high temperature is January (51.4°F).

  • Average low temperature in December: 39.7°F

The month with the highest average low temperature is July (71.2°F).
The coldest month (with the lowest average low temperature) is January (35.4°F).

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Average pressure in December
Keitts Crossroads, SC

Average pressure in December - Keitts Crossroads, SC
  • Average pressure in December: 30.14"Hg

The month with the highest atmospheric pressure is November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).

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Average wind speed in December
Keitts Crossroads, SC

Average wind speed in December - Keitts Crossroads, SC
  • Average wind speed in December: 6.9mph

The windiest months (with the highest average wind speed) are February and April (7.6mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).

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Average humidity in December
Keitts Crossroads, SC

Average humidity in December - Keitts Crossroads, SC
  • Average humidity in December: 77%

The month with the highest relative humidity is December (77%).
The month with the lowest relative humidity is July (70%).

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Average rainfall in December
Keitts Crossroads, SC

Average rainfall in December - Keitts Crossroads, SC
  • Average rainfall in December: 3.15"

The wettest month (with the highest rainfall) is December (3.15").
The driest month (with the least rainfall) is September (1.42").

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Average rainfall days in December
Keitts Crossroads, SC

Average rainfall days in December - Keitts Crossroads, SC
  • Average rainfall days in December: 11.3 days

The month with the highest number of rainy days is July (17.2 days).
The month with the least rainy days is November (8.1 days).

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Average snowfall in December
Keitts Crossroads, SC

Average snowfall in December - Keitts Crossroads, SC
  • Average snowfall in December: 0.04"

The month with the highest snowfall is February (0.75").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

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Average snowfall days in December
Keitts Crossroads, SC

Average snowfall days in December - Keitts Crossroads, SC
  • Average snowfall days in December: 0.1 days

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

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Average daylight in December /
Average sunshine in December
Keitts Crossroads, SC

Average daylight in December / Average sunshine in December - Keitts Crossroads, SC
  • Average daylight in December: 9h and 5min

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).

  • Average sunshine in December: 5h and 2min

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 24min).

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Average sunshine days in December
Keitts Crossroads, SC

Average sunshine days in December - Keitts Crossroads, SC
  • Average sunshine days in December: 18.6 days

The month with the most sunshine days is October (21.8 days).
The month with the least sunshine days is July (11.2 days).

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Average UV index in December
Keitts Crossroads, SC

Average UV index in December - Keitts Crossroads, SC
  • Average UV index in December: 3

The months with the highest UV index are June and August (UV index 7).
The month with the lowest UV index is January (UV index 2).

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Average cloud cover in December
Keitts Crossroads, SC

Average cloud cover in December - Keitts Crossroads, SC
  • Average cloud cover in December: 42

The months with the most cloud cover are February and December (Cloud cover 42).
The month with the least cloud cover is June (Cloud cover 28).

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Average visibility in December
Keitts Crossroads, SC

Average visibility in December - Keitts Crossroads, 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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Keitts Crossroads, South Carolina, USA

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