Charleston weather — 10-day forecast

Temperature, rain, wind and feels-like in Charleston, hour by hour and over 10 days, with the seasonal normal for context.

Now

Reading from 14:00 · NOAA HRRR model

21 °C

Clear sky

Feels like 16 °C

16.5 km/hforce 3

Next 12 h

  • 1420°
  • 1521°
  • 1622°
  • 1722°
  • 1822°
  • 18:41Sunset
  • 1922°
  • 2020°
  • 2119°
  • 2218°
  • 2318°
  • 0017°
  • 0116°
  • 0216°

↑ 22°17:00↓ 16°02:00

Humidity
37 %
Dew point
5 °C
Gusts
29.8 km/h
Clouds
0 %
Pressure
1,021 hPa ↓
UV
5 · moderate

Grid point 1.7 km away · 3.0 km grid · elevation 2 m

Air quality

The European air-quality index for the city, and the pollutants that set it.

Reading from 14:00
33
Fair

Index set by Ozone

Ozone
82.4µg/m³
PM2.5
4.2µg/m³
PM10
4.2µg/m³
Nitrogen dioxide
1.2µg/m³
Sulphur dioxide
1.3µg/m³
Carbon monoxide
144.0µg/m³
Dust (AOD)
0.00

Generated using Copernicus Atmosphere Monitoring Service information

Hour by hour

Step-by-step detail: temperature, wind, cloud cover and ultraviolet.

Estimated from a deterministic model, not an ensemble probability.
°C

10 days

Each day's extremes and the chance of rain, out to the end of the run.

12° → 25°

Rain probability (> 1 mm): 50 ECMWF ensemble members.

  • Today

    Clear sky

    22°

    12°

  • Wed

    Mainly clear

    22°

    13°

  • Thu

    Clear sky

    21°

    12°

  • Fri

    Clear sky

    20°

    13°

  • Sat

    Partly cloudy

    21°

    13°

  • Sun

    Partly cloudy

    22°

    15°

  • Mon

    Mainly clear

    22°

    15°

  • Tue

    Clear sky

    22°

    13°

  • Wed

    Light drizzle0 mm

    24°

    15°

  • Thu

    Light drizzle1 mm

    25°

    17°

Gusts · Sun 53.4 km/h

Sun and UV

Sunrise, sunset, day length and ultraviolet intensity.

Max UV6moderate
Sunrise
07:28
Daylight
11 h 13
Sunset
18:41

Radiation · 18.7 MJ/m²

Sea state

Sea state at the marine grid point closest to the city.

0.7 mperiod 11 s 73°

Significant height: the mean of the highest third of waves. Individual waves reach about twice it.

Data: ECMWF

Today in Charleston the mean temperature will be 18.5 °C — -0.3 °C against the normal for 20 October, measured from 1940 to 2026. (1,290 obs.)

Charleston climate — normals and trends →