South Carolina weather in December 2025
South Carolina weather in December 2025
Day
16 °C
Night
5 °C
Sea
19 °C
Precipitation
81 mm
in month
Rainy days
8 days
in month
Daylight
10 hours
average
Sunshine
6 hours
average
Humidity
72 %
Day
16 °C
Night
5 °C
Sea
19 °C
Precipitation
81 mm
in month
Rainy days
8 days
in month
Daylight
10 hours
average
Sunshine
6 hours
average
Humidity
72 %
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Weather overview and FAQs
Weather overview
In South Carolina in December, the average air temperature ranges from 16 °C (61 °F) during the day to 5 °C (41 °F) at night. There are 8 days of rain on average, where the rainfall is 81 mm (3.17 in).
Is December a good month to visit South Carolina?
In December there are not good conditions to visit South Carolina. A relatively low temperature of 16 °C (61 °F) may be ideal for walking or outdoor activities, but some people may have a different idea of the holiday. The night temperature of 5 °C (41 °F) is not inviting for evening and night activities except for visiting a bar and having beer or two.
What temperature can I expect during the day in South Carolina in December?
In South Carolina in December, the average daily temperatures will be 16 °C (61 °F). Nice temperature for walking around the city or on the beach, but you will probably get cold soon when wearing a swimsuit. When walking around all day, people used to cold conditions, pull out their shorts and get rid of their sweaters. On some days, when spending time in the direct sun, sunscreen can be useful, especially for people with more sensitive skin.
What is the rainfall intensity in South Carolina in December?
There is precipitation of 81 mm (3.17 in) in December in South Carolina, which means 3 mm (0.11 in) rainfall per day on average.
What is the sea temperature in December in South Carolina?
The temperature of the sea in South Carolina in December is 19 °C (66 °F). At this sea temperature, swimming probably won't be the best experience. You probably won't like to stay in water for a long time. On the other hand, there are a minority of people who seek these conditions.
What is the average number of rainy days in South Carolina in December?
There are 8 days, which are rainy in December in South Carolina, that is, days with precipitation more than 2 mm (0.08 in). Converted to days of the week, this means that it will occur on an average of 2.0 days of the week, or in general - 28 % days.
Is South Carolina rainier in December than in November?
Yes, in South Carolina in December it rains more than in November.
How many hours of sun to expect in December in South Carolina?
In December in South Carolina, you can expect around 6 hours of sunshine.
Can I expect a freeze in December in South Carolina?
It is not very likely that you will experience freezing in December in South Carolina, daily temperatures will rise to 5 °C (41 °F).
How long is the day (from dawn till dusk) in South Carolina in December?
The length of daylight in South Carolina in December is 10 hours.
How humid is South Carolina in December?
Humidity in South Carolina in December is 72 %.
Is the temperature rising or falling in the course of time in South Carolina in December?
During December in South Carolina, the day temperatures are decreasing - from 18 °C (65 °F) at the beginning of the month to 15 °C (60 °F) at the end of the month.
How windy is South Carolina in December?
An average wind scale that can be expected in South Carolina in December is 4.
How does the sea temperature evolve during the month in South Carolina in December?
South Carolina has a decreasing trend of the sea temperature during December - from 20 °C (68 °F) in the first days of the month to 18 °C (65 °F) in the last days of the month.