Johnston, South Carolina | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast day icon
    Sunday
    Partly Sunny
    77°
    Forecast night icon
    Night
    Partly Cloudy
    56°
    Sunday 4/28
    Day
    77°
    Partly Sunny
    Forecast day icon
    Night
    56°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Partly sunny. Near steady temperature in the upper 70s. Southeast winds 5 to 10 mph.
    Night Details
    Partly cloudy in the evening then clearing. Lows in the mid 50s. Southeast winds 5 to 10 mph.
  • Forecast day icon
    Monday
    Sunny
    80°
    Forecast night icon
    Night
    Partly Cloudy
    60°
    Monday 4/29
    Day
    80°
    Sunny
    Forecast day icon
    Night
    60°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Patchy fog in the morning. Sunny. Highs in the lower 80s. South winds around 5 mph.
    Night Details
    Mostly clear in the evening then becoming partly cloudy. Lows around 60. South winds around 5 mph.
  • Forecast day icon
    Tuesday
    30% Chance of Storms
    80°
    Forecast night icon
    Night
    30% Chance of Storms
    62°
    Tuesday 4/30
    Day
    80°
    30% Chance of Storms
    Forecast day icon
    Night
    62°
    30% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Partly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the mid 80s. Southwest winds 5 to 10 mph. Chance of rain 30 percent.
    Night Details
    Partly cloudy. A chance of showers and thunderstorms in the evening. Lows around 60. Chance of rain 30 percent.
  • Forecast day icon
    Wednesday
    Sunny
    85°
    Forecast night icon
    Night
    Clear
    62°
    Wednesday 5/1
    Day
    85°
    Sunny
    Forecast day icon
    Night
    62°
    Clear
    Forecast night icon
    Hourly
    Day Details
    Sunny. Highs in the upper 80s.
    Night Details
    Clear. Lows around 60.
  • Forecast day icon
    Thursday
    Sunny
    87°
    Forecast night icon
    Night
    Mostly Clear
    63°
    Thursday 5/2
    Day
    87°
    Sunny
    Forecast day icon
    Night
    63°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Sunny. Highs around 90.
    Night Details
    Mostly clear. Lows in the lower 60s.
  • Forecast day icon
    Friday
    Mostly Sunny
    85°
    Forecast night icon
    Night
    Partly Cloudy
    65°
    Friday 5/3
    Day
    85°
    Mostly Sunny
    Forecast day icon
    Night
    65°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. Highs in the upper 80s.
    Night Details
    Partly cloudy. Lows in the mid 60s.
  • Forecast day icon
    Saturday
    30% Chance of Storms
    82°
    Forecast night icon
    Night
    50% Chance of Rain
    64°
    Saturday 5/4
    Day
    82°
    30% Chance of Storms
    Forecast day icon
    Night
    64°
    50% Chance of Rain
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the upper 80s. Chance of rain 30 percent.
    Night Details
    Partly cloudy with a 45% chance for rain and thunderstorms. Low temperature around 64F. Dew point will be around 64F with an average humidity of 80%. Winds will be 7 mph from the S.
  • Forecast day icon
    Sunday
    40% Chance of Rain
    83°
    Forecast night icon
    Night
    50% Chance of Rain
    63°
    Sunday 5/5
    Day
    83°
    40% Chance of Rain
    Forecast day icon
    Night
    63°
    50% Chance of Rain
    Forecast night icon
    Day Details
    Partly cloudy with a 40% chance for rain and thunderstorms. High temperature around 83F. Dew point will be around 64F with an average humidity of 73%. Winds will be 3 mph from the W.
    Night Details
    Partly cloudy with a chance of rain. Chance of precipitation 45%. Low temperature around 63F. Dew point will be around 62F with an average humidity of 77%. Winds will be 2 mph from the S.
  • Forecast day icon
    Monday
    40% Chance of Rain
    79°
    Forecast night icon
    Night
    40% Chance of Rain
    60°
    Monday 5/6
    Day
    79°
    40% Chance of Rain
    Forecast day icon
    Night
    60°
    40% Chance of Rain
    Forecast night icon
    Day Details
    Cloudy with a chance of rain. Chance of precipitation 40%. High temperature around 79F. Dew point will be around 61F with an average humidity of 72%. Winds will be 2 mph from the W.
    Night Details
    Partly cloudy with a chance of rain. Chance of precipitation 35%. Low temperature around 60F. Dew point will be around 58F with an average humidity of 75%. Winds will be 2 mph from the S.
  • Forecast day icon
    Tuesday
    Sunny
    80°
    Forecast night icon
    Night
    Clear
    62°
    Tuesday 5/7
    Day
    80°
    Sunny
    Forecast day icon
    Night
    62°
    Clear
    Forecast night icon
    Day Details
    Sunny. High temperature around 80F. Dew point will be around 58F with an average humidity of 66%. Winds will be 3 mph from the W.
    Night Details
    Clear. Low temperature around 62F. Dew point will be around 57F with an average humidity of 69%. Winds will be 3 mph from the S.