February Weather in Charleston, United States

Last updated: June 24, 2025

In Charleston, United States, the average temperature in February hovers around 10°C (49°F), with a noteworthy range from a chilly minimum of -13°C (8°F) to a warm maximum of 27°C (80°F). Expect about 195 mm (7.7 in) of precipitation spread over 15 days, contributing to an average humidity of a comfortable 83%.

February Temperature in Charleston

In February in Charleston, the average temperature is 10°C (49°F), with maximums reaching 27°C (80°F) and minimums dropping as low as -13°C (8°F). Be prepared for a wide range of temperatures when traveling during this month.

February Weather in Charleston: Daily Temperature Highs, Lows, and Averages

The chart illustrates February temperature patterns in Charleston, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Charleston, February typically has an average temperature of 10°C (49°F), with highs reaching up to 27°C (80°F) and lows dropping to around -13°C (8°F).

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

February Precipitation in Charleston

In Charleston in February, the precipitation amount is 195 mm (7.7 in) over the course of 15 days.

February Precipitation Trends in Charleston

The chart displays monthly precipitation patterns in Charleston, with values for each month alongside February’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how February’s conditions compare to those of other months. In Charleston, February typically receives around 195 mm (7.7 inches) of precipitation spread over approximately 15 days.

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

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Millimeters (mm) Inches (in)

February Humidity in Charleston

In Charleston in February humidity is 83%. With an average temperature of 10°C (49°F), this humidity feels like a damp chill enveloping you, making outdoor activities feel more uncomfortable and potentially dampening your travel experience.

February Average Humidity in Charleston

This chart illustrates the average monthly humidity levels in Charleston, with February’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In February, average humidity in Charleston is approximately 83%, offering insight into how humid the weather typically is during this month.

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

February UV Index in Charleston

In Charleston in February, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Charleston.

Maximum UV Index Levels in Charleston for February

The chart shows the monthly maximum UV Index (UVI) for Charleston in February, 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 February, the maximum UV index in Charleston typically reaches 7, which falls under the high exposure category.

Data source: Charleston February 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 February Weather in Charleston Compares to Other Months

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

This table compares monthly weather conditions in Charleston, showing how February’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	7°C (45°F)	120 mm (4.7 inches)	84%	moderate
February Weather	10°C (49°F)	195 mm (7.7 inches)	83%	high
March Weather	14°C (58°F)	168 mm (6.6 inches)	80%	very high
April Weather	17°C (63°F)	149 mm (5.9 inches)	82%	very high
May Weather	22°C (73°F)	115 mm (4.5 inches)	83%	extreme
June Weather	26°C (79°F)	134 mm (5.3 inches)	80%	extreme
July Weather	28°C (82°F)	112 mm (4.4 inches)	80%	extreme
August Weather	27°C (81°F)	124 mm (4.9 inches)	75%	very high
September Weather	25°C (78°F)	100 mm (3.9 inches)	73%	very high
October Weather	19°C (67°F)	113 mm (4.5 inches)	76%	high
November Weather	11°C (53°F)	84 mm (3.3 inches)	84%	high
December Weather	10°C (50°F)	143 mm (5.6 inches)	88%	moderate