January Weather in North Charleston, United States

Last updated: June 24, 2025

In January, the average temperature in North Charleston, United States hovers around 11°C (52°F), offering a range that can swing from a chilly -13°C (9°F) to a mild 26°C (79°F). Expect about 59 mm (2.3 in) of precipitation over 7 days, contributing to a notably high average humidity of 86%. This combination creates a unique climate that is both refreshing and inviting!

January Temperature in North Charleston

In January in North Charleston, the average temperature is 11°C (52°F). The maximum can reach 26°C (79°F), while the minimum can drop as low as -13°C (9°F). Be sure to pack layers to comfortably enjoy a range of weather conditions during your travels!

January Weather in North Charleston: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in North Charleston, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In North Charleston, January typically has an average temperature of 11°C (52°F), with highs reaching up to 26°C (79°F) and lows dropping to around -13°C (9°F).

Data source: Temperature data for North Charleston generated using information from the Copernicus Climate Change Service.

January Precipitation in North Charleston

In North Charleston in January, the precipitation amount is 59 mm (2.3 in) over a span of 7 days.

January Precipitation Trends in North Charleston

The chart displays monthly precipitation patterns in North Charleston, with values for each month alongside January’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January’s conditions compare to those of other months. In North Charleston, January typically receives around 59 mm (2.3 inches) of precipitation spread over approximately 7 days.

Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

January Humidity in North Charleston

In North Charleston in January humidity is 86%. With an average temperature of 11°C (52°F), this humidity feels like a damp chill that seeps into your bones, making outdoor activities less enjoyable and prompting travelers to seek sheltered spots or indoor attractions to escape the uncomfortable dampness.

January Average Humidity in North Charleston

This chart illustrates the average monthly humidity levels in North Charleston, with January’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In January, average humidity in North Charleston is approximately 86%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in North Charleston

In North Charleston in January, the maximum UV index reaches 4, which corresponds to a moderate Exposure Category. With a time to burn of 30 minutes, it’s important to take precautions to protect your skin. You can find more details in the Hourly UV Index in North Charleston for better planning.

Maximum UV Index Levels in North Charleston for January

The chart shows the monthly maximum UV Index (UVI) for North Charleston in January, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In January, the maximum UV index in North Charleston typically reaches 4, which falls under the moderate exposure category.

Data source: North Charleston January UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

Extreme (11+): Avoid the sun, stay in shade.
Very High (8-10): Limit sun exposure.
High (6-7): Use SPF 30+ and protective clothing.
Moderate (3-5): Midday shade recommended.
Low (0-2): No protection needed.

How January Weather in North Charleston Compares to Other Months

Weather in North Charleston varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in North Charleston, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in North Charleston, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	11°C (52°F)	59 mm (2.3 inches)	86%	moderate
February Weather	14°C (57°F)	78 mm (3.1 inches)	81%	high
March Weather	15°C (60°F)	60 mm (2.4 inches)	81%	very high
April Weather	19°C (66°F)	101 mm (4.0 inches)	79%	very high
May Weather	23°C (74°F)	87 mm (3.4 inches)	75%	extreme
June Weather	26°C (79°F)	150 mm (5.9 inches)	75%	extreme
July Weather	28°C (82°F)	187 mm (7.4 inches)	80%	extreme
August Weather	27°C (81°F)	183 mm (7.2 inches)	81%	extreme
September Weather	26°C (78°F)	176 mm (6.9 inches)	83%	very high
October Weather	22°C (72°F)	79 mm (3.1 inches)	78%	very high
November Weather	15°C (59°F)	92 mm (3.6 inches)	85%	high
December Weather	12°C (54°F)	127 mm (5.0 inches)	87%	moderate