Johnston, South Carolina | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast night icon
    Night
    Mostly Clear
    62°
    Thursday 4/18
    Forecast night icon
    62°
    Mostly Clear
    Hourly
    Night Details
    Mostly clear. Lows in the mid 60s. Southwest winds around 5 mph.
  • Forecast day icon
    Friday
    Mostly Sunny
    84°
    Forecast night icon
    Night
    Partly Cloudy
    65°
    Friday 4/19
    Day
    84°
    Mostly Sunny
    Forecast day icon
    Night
    65°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny with a slight chance of showers and thunderstorms. Highs in the upper 80s. West winds 5 to 10 mph. Chance of rain 20 percent.
    Night Details
    Partly cloudy. Lows in the lower 60s. West winds 5 to 10 mph.
  • Forecast day icon
    Saturday
    Mostly Sunny
    82°
    Forecast night icon
    Night
    40% Chance Rain Showers
    61°
    Saturday 4/20
    Day
    82°
    Mostly Sunny
    Forecast day icon
    Night
    61°
    40% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. Highs in the mid 80s. Northwest winds 5 to 10 mph.
    Night Details
    Partly cloudy in the evening then becoming mostly cloudy. A chance of showers. Lows in the upper 50s. North winds 5 to 10 mph. Chance of rain 40 percent.
  • Forecast day icon
    Sunday
    80% Chance Rain Showers
    61°
    Forecast night icon
    Night
    80% Chance Rain Showers
    50°
    Sunday 4/21
    Day
    61°
    80% Chance Rain Showers
    Forecast day icon
    Night
    50°
    80% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy. A chance of showers in the morning then showers in the afternoon. Cooler with highs in the upper 60s. Chance of rain 80 percent.
    Night Details
    Mostly cloudy. Showers mainly in the evening. Lows in the lower 50s. Chance of rain 80 percent.
  • Forecast day icon
    Monday
    Partly Sunny
    62°
    Forecast night icon
    Night
    Mostly Clear
    47°
    Monday 4/22
    Day
    62°
    Partly Sunny
    Forecast day icon
    Night
    47°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy in the morning then becoming partly sunny. Highs in the mid 60s.
    Night Details
    Mostly clear. Lows in the upper 40s.
  • Forecast day icon
    Tuesday
    Sunny
    72°
    Forecast night icon
    Night
    Mostly Clear
    53°
    Tuesday 4/23
    Day
    72°
    Sunny
    Forecast day icon
    Night
    53°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Sunny. Highs in the mid 70s.
    Night Details
    Mostly clear. Lows in the lower 50s.
  • Forecast day icon
    Wednesday
    Sunny
    78°
    Forecast night icon
    Night
    Partly Cloudy
    57°
    Wednesday 4/24
    Day
    78°
    Sunny
    Forecast day icon
    Night
    57°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Sunny. Highs in the lower 80s.
    Night Details
    Mostly clear in the evening then becoming partly cloudy. Lows in the mid 50s.
  • Forecast day icon
    Thursday
    Mostly Sunny
    76°
    Forecast night icon
    Night
    Mostly Clear
    58°
    Thursday 4/25
    Day
    76°
    Mostly Sunny
    Forecast day icon
    Night
    58°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. Highs in the upper 70s.
    Night Details
    Mostly clear. Low temperature around 58F. Dew point will be around 56F with an average humidity of 78%. Winds will be 2 mph from the E.
  • Forecast day icon
    Friday
    Cloudy
    74°
    Forecast night icon
    Night
    30% Chance of Rain
    59°
    Friday 4/26
    Day
    74°
    Cloudy
    Forecast day icon
    Night
    59°
    30% Chance of Rain
    Forecast night icon
    Day Details
    Cloudy. High temperature around 74F. Dew point will be around 58F with an average humidity of 72%. Winds will be 1 mph from the E.
    Night Details
    Cloudy with a slight chance of rain. Chance of precipitation 25%. Low temperature around 59F. Dew point will be around 59F with an average humidity of 81%. Winds will be 3 mph from the SE.
  • Forecast day icon
    Saturday
    30% Chance of Rain
    76°
    Forecast night icon
    Night
    Partly Cloudy
    62°
    Saturday 4/27
    Day
    76°
    30% Chance of Rain
    Forecast day icon
    Night
    62°
    Partly Cloudy
    Forecast night icon
    Day Details
    Mostly cloudy with a slight chance of rain. Chance of precipitation 25%. High temperature around 76F. Dew point will be around 59F with an average humidity of 72%. Winds will be 2 mph from the SW.
    Night Details
    Partly cloudy. Low temperature around 62F. Dew point will be around 62F with an average humidity of 82%. Winds will be 3 mph from the S.