While St Stephen itself is a small town, generally the best time to visit the wider Lowcountry region of South Carolina, which includes St Stephen, is during the spring (March to May) and autumn (September to November) months.These periods offer the most pleasant weather, with mild temperatures and lower humidity, making it ideal for outdoor activities like exploring the nearby Francis Marion National Forest or enjoying the local fishing opportunities. You'll avoid the intense heat and humidity of summer and the cooler, sometimes unpredictable, winter days.For those interested in fishing, particularly for striped bass in the Santee Cooper lakes, spring and autumn are prime seasons, with March-April and October-November often yielding excellent results.