December weather forecast
Newberry, SC

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Weather in December

December in Newberry marks the official start of winter, characterized by its colder temperatures and shorter days. Compared to November, December witnesses further decrease in temperatures, plunging to its lowest at 39.7°F (4.3°C). Though snowfall is rare in December, an occasional flurry cannot be ruled out entirely, adding to the festive charm of the winter season. Despite the drop in temperature, relative humidity tends to rise during December, contributing to frosty mornings. The combination of chilly weather and holiday festivities makes December a unique month in Newberry.

Temperature

December indicates a minor shift in the average high-temperature, from November's refreshing 61.7°F (16.5°C) to a cool 54.9°F (12.7°C). Newberry's nighttime temperature in December drops to an average of 39.7°F (4.3°C).

Humidity

With an average relative humidity of 77%, December is the most humid month.

Rainfall

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

Snowfall

January through March and December are months with snowfall in Newberry. 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, in Newberry, there are 1.5 snowfall days, and 1.18" (30mm) of snow is accumulated.

Daylight

The month with the shortest days is December, 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 Newberry, sunrise is at 7:32 am and sunset at 5:27 pm EST.

Sunshine

December has the least sunshine of the year in Newberry, with an average of 5.4h of sunshine.

UV index

In December, the average daily maximum UV index in Newberry, South Carolina, is 3. A UV Index reading of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: In December, the maximum UV index of 3 transforms into these recommendations:
Be mindful. Individuals with a lighter skin tone may suffer burns in less than 30 minutes. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. Take precaution! The reflection from snow can almost double the UV radiation of the Sun.
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Frequently asked questions

What is the average December temperature in Newberry?

The high-temperature, in December, in Newberry, records 54.9°F (12.7°C), while the low-temperature is 39.7°F (4.3°C). In September, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which calculates the temperature value influenced by the moisture in the air, is computed to be 93.2°F (34°C).

What is the most humid month in Newberry?

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

What is the average humidity in December in Newberry?

The average relative humidity in December in Newberry, South Carolina, is 77%.

What is the rainiest month in Newberry?

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

How much does it rain in Newberry in December?

In Newberry, in December, during 11.3 rainfall days, 3.15" (80mm) of precipitation is typically accumulated.

When does it start snowing in Newberry?

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 Newberry?

The month with the shortest days in Newberry, South Carolina, is December, with an average of 9h and 54min of daylight.

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

In Newberry, the average day length in December is 9h and 55min.

When is the sunrise / sunset in December in Newberry?

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 Newberry, South Carolina, sunrise is at 7:32 am and sunset at 5:27 pm EST.

What is the month with the least sunshine in Newberry?

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

How many hours of sunshine does Newberry have in December?

The average sunshine duration in December in Newberry, South Carolina, is 5.4h.

How high is the UV index in December in Newberry?

In December, the average daily maximum UV index is 3. A UV Index of 3 to 5 symbolizes a moderate vulnerability 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
Newberry, SC

Average temperature in December - Newberry, 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
Newberry, SC

Average pressure in December - Newberry, 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
Newberry, SC

Average wind speed in December - Newberry, 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
Newberry, SC

Average humidity in December - Newberry, 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
Newberry, SC

Average rainfall in December - Newberry, 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
Newberry, SC

Average rainfall days in December - Newberry, 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
Newberry, SC

Average snowfall in December - Newberry, 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
Newberry, SC

Average snowfall days in December - Newberry, 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
Newberry, SC

Average daylight in December / Average sunshine in December - Newberry, 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
Newberry, SC

Average sunshine days in December - Newberry, 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
Newberry, SC

Average UV index in December - Newberry, 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
Newberry, SC

Average cloud cover in December - Newberry, 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
Newberry, SC

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

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