Charleston, SC Weather Forecast
Right now it is 68°F and sunny in Charleston (as of Sun, 12:15 PM EST). Today: high near 70°F. Tomorrow: sunny, high near 75°F. Official NWS forecast and alerts, refreshed every 30 minutes.
Current conditions
Measured at Charleston Executive Airport (7 mi from the city center).
Weather tomorrow in Charleston
Sunny75°FSunny, with a high near 75. West wind around 5 mph.
Mostly Clear53°FMostly clear, with a low around 53. North wind around 2 mph.
Weather alerts
No active National Weather Service watches, warnings or advisories for Charleston right now.
7-day forecast
Sunny70°F / 53°FSunny, with a high near 70. Northeast wind around 8 mph. Tonight: Mostly clear, with a low around 53. West wind 0 to 3 mph.
Sunny75°F / 53°FSunny, with a high near 75. West wind around 5 mph. Monday Night: Mostly clear, with a low around 53. North wind around 2 mph.
Mostly Sunny74°F / 55°FMostly sunny, with a high near 74. Southeast wind 1 to 7 mph. Tuesday Night: Partly cloudy, with a low around 55.
Mostly Sunny74°F / 55°FMostly sunny, with a high near 74. Wednesday Night: Partly cloudy, with a low around 55.
Mostly Sunny
11% chance of rain/snow73°F / 50°FMostly sunny, with a high near 73. Thursday Night: Mostly cloudy, with a low around 50.
Partly Sunny63°F / 44°FPartly sunny, with a high near 63. Friday Night: Partly cloudy, with a low around 44.
Sunny59°F / 43°FSunny, with a high near 59. Saturday Night: Mostly clear, with a low around 43.
Forecast issued by NWS forecast office CHS · updated Nov 8, 8:42 AM EST. Daytime highs and overnight lows are on the right.
Hourly forecast, radar & more on weather.gov
Nearby cities
Charleston population: 159,423 (U.S. Census Bureau, July 1, 2025 estimate). More South Carolina cities · All US cities
Source: National Weather Service / NOAA (public domain), fetched live. Tachlis is not affiliated with the NWS.
Questions & answers
What is the weather tomorrow in Charleston?
Monday, November 9: Sunny, high near 75°F; night: mostly clear, low around 53°F.
Where does the Charleston forecast come from?
From the National Weather Service forecast office CHS, which writes the official forecast for Charleston's 2.5 km grid square. Current conditions come from the nearest NWS/FAA weather station.
How often is the Charleston weather updated?
This page fetches fresh data from the National Weather Service at most every 30 minutes, and checks for new watches and warnings every 5 minutes.
What time zone are the times shown in?
Local time for Charleston (America/New York).
Why can the current temperature differ from the forecast?
The current reading is a real measurement at a weather station, often at an airport, while the forecast describes the whole grid square around the city. Temperatures can differ by a few degrees across a city.