Johnston, South Carolina | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast night icon
    Night
    Clear
    43°
    Thursday 3/28
    Forecast night icon
    43°
    Clear
    Hourly
    Night Details
    Clear cooler with lows in the upper 30s. North winds 5 to 10 mph.
  • Forecast day icon
    Friday
    Sunny
    69°
    Forecast night icon
    Night
    Mostly Clear
    49°
    Friday 3/29
    Day
    69°
    Sunny
    Forecast day icon
    Night
    49°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Patchy frost in the morning. Sunny. Highs in the lower 70s. West winds 5 to 10 mph.
    Night Details
    Mostly clear. Lows in the upper 40s. Southwest winds around 5 mph.
  • Forecast day icon
    Saturday
    Sunny
    74°
    Forecast night icon
    Night
    Mostly Clear
    54°
    Saturday 3/30
    Day
    74°
    Sunny
    Forecast day icon
    Night
    54°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Sunny. Highs in the mid 70s. Southwest winds 10 to 15 mph.
    Night Details
    Mostly clear. Lows in the lower 50s. Southwest winds 5 to 10 mph.
  • Forecast day icon
    Sunday
    Mostly Sunny
    79°
    Forecast night icon
    Night
    Partly Cloudy
    61°
    Sunday 3/31
    Day
    79°
    Mostly Sunny
    Forecast day icon
    Night
    61°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. Highs in the lower 80s.
    Night Details
    Partly cloudy in the evening then becoming mostly cloudy. Lows in the upper 50s.
  • Forecast day icon
    Monday
    Partly Sunny
    79°
    Forecast night icon
    Night
    Mostly Cloudy
    64°
    Monday 4/1
    Day
    79°
    Partly Sunny
    Forecast day icon
    Night
    64°
    Mostly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Partly sunny. Highs in the lower 80s.
    Night Details
    Mostly cloudy. Lows in the lower 60s.
  • Forecast day icon
    Tuesday
    Partly Sunny
    79°
    Forecast night icon
    Night
    50% Chance of Storms
    60°
    Tuesday 4/2
    Day
    79°
    Partly Sunny
    Forecast day icon
    Night
    60°
    50% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Partly sunny. Highs in the lower 80s.
    Night Details
    Mostly cloudy with a chance of showers and thunderstorms. Lows in the upper 50s. Chance of rain 50 percent.
  • Forecast day icon
    Wednesday
    50% Chance of Storms
    66°
    Forecast night icon
    Night
    Mostly Clear
    44°
    Wednesday 4/3
    Day
    66°
    50% Chance of Storms
    Forecast day icon
    Night
    44°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. A chance of showers and thunderstorms in the morning. Highs in the lower 70s. Chance of rain 50 percent.
    Night Details
    Mostly clear. Cooler with lows in the lower 40s.
  • Forecast day icon
    Thursday
    Sunny
    69°
    Forecast night icon
    Night
    Clear
    47°
    Thursday 4/4
    Day
    69°
    Sunny
    Forecast day icon
    Night
    47°
    Clear
    Forecast night icon
    Hourly
    Day Details
    Sunny. Highs in the upper 60s.
    Night Details
    Clear. Low temperature around 47F. Dew point will be around 39F with an average humidity of 56%. Winds will be 6 mph from the W.
  • Forecast day icon
    Friday
    Sunny
    73°
    Forecast night icon
    Night
    Clear
    53°
    Friday 4/5
    Day
    73°
    Sunny
    Forecast day icon
    Night
    53°
    Clear
    Forecast night icon
    Day Details
    Sunny. High temperature around 73F. Dew point will be around 43F with an average humidity of 52%. Winds will be 4 mph from the W.
    Night Details
    Clear. Low temperature around 53F. Dew point will be around 45F with an average humidity of 60%. Winds will be 4 mph from the SW.
  • Forecast day icon
    Saturday
    Sunny
    75°
    Forecast night icon
    Night
    Clear
    55°
    Saturday 4/6
    Day
    75°
    Sunny
    Forecast day icon
    Night
    55°
    Clear
    Forecast night icon
    Day Details
    Sunny. High temperature around 75F. Dew point will be around 48F with an average humidity of 58%. Winds will be 2 mph from the S.
    Night Details
    Clear. Low temperature around 55F. Dew point will be around 49F with an average humidity of 64%. Winds will be 4 mph from the S.