Charleston, SC tide times — December 2025

Tide times for Charleston, SC, south carolina (united states) in December 2025. This page covers the full calendar month: every high, every low, and the mean tide range you should expect at Charleston, SC during December 2025. Predictions for December 2025 aren't ingested into our database yet — we refresh harmonic predictions on a rolling forward window. Check back closer to the month, or read about the typical Charleston, SC tide pattern in the editorial section below. Predictions come from NOAA CO-OPS station 8665530, harmonic analysis referenced to MLLW. Heights are relative to MLLW. Not for navigation.