Charleston, South Carolina, in April typically experiences mild temperatures and increasing humidity. Daily highs average in the low 70s Fahrenheit (low 20s Celsius), while overnight lows settle in the mid-50s Fahrenheit (low teens Celsius). Rainfall is moderate, averaging around three inches for the month, distributed across several days. Sunshine becomes more prevalent, contributing to the pleasant spring conditions.
Understanding typical weather patterns for this period offers significant advantages for planning activities. Whether organizing outdoor events, scheduling vacations, or preparing for seasonal changes in business operations, insights into temperature, rainfall, and sunshine hours contribute to informed decision-making. Historically, April marks a transition in Charleston from the cooler winter months to the warmer, more humid summer season, influencing agricultural practices, tourism, and local festivals.