December weather forecast
Reidville, SC

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Weather in December

December, the first month of the winter in Reidville, is still a cool month, with an average temperature varying between 38.3°F (3.5°C) and 52.5°F (11.4°C).

Temperature

With the onset of December, Reidville experiences a modest temperature adjustment, with the average high-temperature gently receding from a mild 59.9°F (15.5°C) in November to a fresh 52.5°F (11.4°C). An average low-temperature of 38.3°F (3.5°C) is noted during the month of December.

Humidity

With an average relative humidity of 76%, December is the most humid month.

Rainfall

December is the month with the most rainfall. Rain falls for 11.2 days and accumulates 3.54" (90mm) of precipitation.

Snowfall

Months with snowfall are January through March, November and December. December is the month with the most snowfall. Snow falls for 0.5 days and accumulates 2.8" (71mm) of snow.

Daylight

With an average of 9h and 54min of daylight, December has the shortest days of the year.
On the first day of December, sunrise is at 7:18 am and sunset at 5:17 pm. On the last day of the month, sunrise is at 7:35 am and sunset at 5:27 pm EST.

Sunshine

With an average of 5.5h of sunshine, December has the least sunshine of the year.

UV index

The months with the lowest UV index are January and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for average individuals.
Note: In December, the maximum UV index of 2 suggests this advice:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. Be vigilant! The reflective nature of snow can increase the Sun's UV radiation nearly twofold.
Updated: Aug 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in December?

In December, in Reidville, the average high-temperature is 52.5°F (11.4°C), and the average low-temperature is 38.3°F (3.5°C). In September, the average heat index (a.k.a. 'real feel', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, is evaluated at 89.6°F (32°C).

What is the most humid month?

December is the most humid month, with an average relative humidity of 76%.

What is the average humidity in December?

In December, the average relative humidity is 76%.

What is the rainiest month?

The month with the most rainfall is December, when the rain falls for 11.2 days and typically aggregates up to 3.54" (90mm) of precipitation.

How much does it rain in December?

In December, the rain falls for 11.2 days. Throughout December, 3.54" (90mm) of precipitation is accumulated.

What is the snowiest month?

The month with the most snowfall is December, when snow falls for 0.5 days and typically aggregates up to 2.8" (71mm) of snow.

How many days does it snow in December?

In Reidville, during December, snow falls for 0.5 days and regularly aggregates up to 2.8" (71mm) of snow.

What is the month with the shortest days?

December has the shortest days of the year, with an average of 9h and 54min of daylight.

What is the average length of the day in December?

In December, the average day length is 9h and 52min.

When is the sunrise / sunset in December?

In December, on the first day of the month, sunrise is at 7:18 am and sunset at 5:17 pm. On the last day of the month, sunrise is at 7:35 am and sunset at 5:27 pm EST.

What is the month with the least sunshine?

The month with the least sunshine is December, with an average of 5.5h of sunshine.

How long on average sun shines in December in Reidville?

In December, the average sunshine duration is 5.5h.

What are the months with the lowest UV index?

January and December, with an average maximum UV index of 2, are months with the lowest UV index.

How high is the UV index in December?

The average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Reidville, SC

Average temperature in December - Reidville, SC
  • Average high temperature in December: 52.5°F

The warmest month (with the highest average high temperature) is July (90.5°F).
The month with the lowest average high temperature is January (49.5°F).

  • Average low temperature in December: 38.3°F

The month with the highest average low temperature is July (68.7°F).
The coldest month (with the lowest average low temperature) is January (33.3°F).

Average pressure in December
Reidville, SC

Average pressure in December - Reidville, 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).

Average wind speed in December
Reidville, SC

Average wind speed in December - Reidville, SC
  • Average wind speed in December: 6mph

The windiest month (with the highest average wind speed) is April (6.9mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).

Average humidity in December
Reidville, SC

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

The month with the highest relative humidity is December (76%).
The month with the lowest relative humidity is July (68%).

Average rainfall in December
Reidville, SC

Average rainfall in December - Reidville, SC
  • Average rainfall in December: 3.54"

The wettest month (with the highest rainfall) is December (3.54").
The driest month (with the least rainfall) is September (1.38").

Average rainfall days in December
Reidville, SC

Average rainfall days in December - Reidville, SC
  • Average rainfall days in December: 11.2 days

The month with the highest number of rainy days is July (16.9 days).
The month with the least rainy days is November (8.4 days).

Average snowfall in December
Reidville, SC

Average snowfall in December - Reidville, SC
  • Average snowfall in December: 2.8"

The month with the highest snowfall is December (2.8").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in December
Reidville, SC

Average snowfall days in December - Reidville, SC
  • Average snowfall days in December: 0.5 days

The month with the highest number of snowfall days is February (1.3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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

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

The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 54min).

  • Average sunshine in December: 5h and 3min

The month with the most sunshine is July (Average sunshine: 11h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 30min).

Average sunshine days in December
Reidville, SC

Average sunshine days in December - Reidville, SC
  • Average sunshine days in December: 18.5 days

The month with the most sunshine days is October (21.6 days).
The month with the least sunshine days is July (11.6 days).

Average UV index in December
Reidville, SC

Average UV index in December - Reidville, SC
  • Average UV index in December: 2

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 2).

Average cloud cover in December
Reidville, SC

Average cloud cover in December - Reidville, SC
  • Average cloud cover in December: 41

The months with the most cloud cover are February, March and December (Cloud cover 41).
The month with the least cloud cover is June (Cloud cover 27).

Average visibility in December
Reidville, SC

Average visibility in December - Reidville, 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).

Reidville, South Carolina, USA

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