South Carolina in May typically experiences a transition from spring to summer. Temperatures rise, with average highs ranging from the mid-70s to low 80s Fahrenheit (mid-20s to high 20s Celsius) and average lows in the 60s Fahrenheit (mid-teens to low 20s Celsius). Humidity also increases, and rainfall remains relatively consistent with average monthly precipitation varying across the state.
Understanding typical May conditions is crucial for planning outdoor activities, agriculture, and tourism. Historically, May’s moderate temperatures and ample rainfall have supported the state’s agricultural heritage. This period offers favorable conditions for planting certain crops and enjoying outdoor recreational activities before the peak summer heat arrives. Knowledge of potential weather variations assists in preparing for contingencies like late-season cold snaps or early summer storms.