January weather forecast
Sans Souci, SC

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Weather in January

January, like December, is a frosty winter month in Sans Souci, South Carolina, with an average temperature ranging between min 33.1°F (0.6°C) and max 49.3°F (9.6°C).

Temperature

In Sans Souci, the month of January registers the lowest temperatures, averaging 49.3°F (9.6°C) at the peak and 33.1°F (0.6°C) at the lowest.

Humidity

The average relative humidity in January is 72%.

Rainfall

In Sans Souci, South Carolina, in January, during 9.8 rainfall days, 2.64" (67mm) of precipitation is typically accumulated. Throughout the year, there are 144.9 rainfall days, and 29.88" (759mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through March, November and December. In Sans Souci, in January, during 1 snowfall days, 0.94" (24mm) of snow is typically accumulated. Throughout the year, there are 3.4 snowfall days, and 4.06" (103mm) of snow is accumulated.

Daylight

In Sans Souci, the average length of the day in January is 10h and 8min.
On the first day of the month, sunrise is at 7:37 am and sunset at 5:29 pm. On the last day of January, sunrise is at 7:29 am and sunset at 5:57 pm EST.

Sunshine

In Sans Souci, the average sunshine in January is 5.7h.

UV index

January and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's UV rays for the average person.
Note: The maximum UV index of 2 during January leads to these instructions:
While most people can stay under the sun for an hour without burning, children must always be guarded against sun exposure. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.
Updated: Aug 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest time of year?

Sans Souci's coldest month, January, generally records average temperatures ranging from a high of 49.3°F (9.6°C) to a low of 33.1°F (0.6°C).

What are January temperatures?

In January, the average high-temperature and low-temperature are 49.3°F (9.6°C) and 33.1°F (0.6°C) respectively.

What is the average humidity in January?

The average relative humidity in January is 72%.

How much does it rain in Sans Souci in January?

In Sans Souci, in January, it is raining for 9.8 days, with typically 2.64" (67mm) of accumulated precipitation.

How much does it snow in Sans Souci in January?

In Sans Souci, during January, snow falls for 1 days and regularly aggregates up to 0.94" (24mm) of snow.

How many hours of daylight does Sans Souci have in January?

The average day length in January is 10h and 8min.

When are sunrise and sunset in January in Sans Souci?

In January, on the first day of the month, sunrise is at 7:37 am and sunset at 5:29 pm. On the last day of the month, sunrise is at 7:29 am and sunset at 5:57 pm EST.

How many hours of sunshine does Sans Souci have in January?

In January, the average sunshine duration is 5.7h.

When is the lowest UV index in Sans Souci?

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

What is the UV index intensity in January?

The average daily maximum UV index in January in Sans Souci, South Carolina, is 2. A UV Index reading of 2, and below, represents a low health risk from unsafe 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 January
Sans Souci, SC

Average temperature in January - Sans Souci, SC
  • Average high temperature in January: 49.3°F

The warmest month (with the highest average high temperature) is July (89.4°F).
The month with the lowest average high temperature is January (49.3°F).

  • Average low temperature in January: 33.1°F

The month with the highest average low temperature is July (67.6°F).
The coldest month (with the lowest average low temperature) is January (33.1°F).

Average pressure in January
Sans Souci, SC

Average pressure in January - Sans Souci, SC
  • Average pressure in January: 30.15"Hg

The months with the highest atmospheric pressure are January and November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).

Average wind speed in January
Sans Souci, SC

Average wind speed in January - Sans Souci, SC
  • Average wind speed in January: 6.1mph

The windiest month (with the highest average wind speed) is April (6.6mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).

Average humidity in January
Sans Souci, SC

Average humidity in January - Sans Souci, SC
  • Average humidity in January: 72%

The month with the highest relative humidity is December (76%).
The month with the lowest relative humidity is July (69%).

Average rainfall in January
Sans Souci, SC

Average rainfall in January - Sans Souci, SC
  • Average rainfall in January: 2.64"

The wettest month (with the highest rainfall) is December (3.39").
The driest month (with the least rainfall) is September (1.38").

Average rainfall days in January
Sans Souci, SC

Average rainfall days in January - Sans Souci, SC
  • Average rainfall days in January: 9.8 days

The month with the highest number of rainy days is July (15.5 days).
The month with the least rainy days is October (8.5 days).

Average snowfall in January
Sans Souci, SC

Average snowfall in January - Sans Souci, SC
  • Average snowfall in January: 0.94"

The month with the highest snowfall is December (1.81").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in January
Sans Souci, SC

Average snowfall days in January - Sans Souci, SC
  • Average snowfall days in January: 1 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 January /
Average sunshine in January
Sans Souci, SC

Average daylight in January / Average sunshine in January - Sans Souci, SC
  • Average daylight in January: 10h and 1min

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 January: 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 30min).

Average sunshine days in January
Sans Souci, SC

Average sunshine days in January - Sans Souci, SC
  • Average sunshine days in January: 19.8 days

The month with the most sunshine days is October (21.7 days).
The month with the least sunshine days is August (13.2 days).

Average UV index in January
Sans Souci, SC

Average UV index in January - Sans Souci, SC
  • Average UV index in January: 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 January
Sans Souci, SC

Average cloud cover in January - Sans Souci, SC
  • Average cloud cover in January: 37

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

Average visibility in January
Sans Souci, SC

Average visibility in January - Sans Souci, SC
  • Average visibility in January: 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).

Sans Souci, South Carolina, USA

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