Average humidity in Fort Mill (SC)

On this page you find more information about the monthly relative humidity over the year in Fort Mill (South Carolina), the United States of America.

Fort Mill's humidity levels vary throughout the year. The highest levels occur in August, reaching 74% (high), while the lowest is recorded in April at 59%.

Throughout the year, the average humidity in Fort Mill is 67%.

Humidity plays an important role in how temperatures are felt. During the warmest month, July, the maximum average temperature is around 32°C (90°F). Combined with high humidity during this period, the temperature can feel even warmer than the thermometer shows.

During the coldest month, January, the maximum average temperature is around 11°C (52°F). This period has high humidity. Check out our detailed temperature page for more information.