Johnston City, Illinois | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast day icon
    Friday
    50% Chance of Rain
    62°
    Forecast night icon
    Night
    Partly Cloudy
    44°
    Friday 4/19
    Day
    62°
    50% Chance of Rain
    Forecast day icon
    Night
    44°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny with a chance of rain. Chance of precipitation 45%. High temperature around 62F. Dew point will be around 40F with an average humidity of 63%. Winds will be 9 mph from the N.
    Night Details
    Partly cloudy this evening then clearing. Lows in the lower 40s. North winds 5 to 10 mph.
  • Forecast day icon
    Saturday
    Mostly Sunny
    60°
    Forecast night icon
    Night
    Partly Cloudy
    41°
    Saturday 4/20
    Day
    60°
    Mostly Sunny
    Forecast day icon
    Night
    41°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. Highs in the lower 60s. North winds 5 to 10 mph.
    Night Details
    Partly cloudy in the evening then becoming mostly cloudy. Lows in the upper 30s. North winds 5 to 10 mph.
  • Forecast day icon
    Sunday
    Sunny
    61°
    Forecast night icon
    Night
    Mostly Clear
    40°
    Sunday 4/21
    Day
    61°
    Sunny
    Forecast day icon
    Night
    40°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Sunny. Highs in the lower 60s. North winds 5 to 10 mph.
    Night Details
    Mostly clear. Lows in the upper 30s. North winds 5 to 10 mph.
  • Forecast day icon
    Monday
    Sunny
    67°
    Forecast night icon
    Night
    Partly Cloudy
    50°
    Monday 4/22
    Day
    67°
    Sunny
    Forecast day icon
    Night
    50°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Sunny. Highs in the upper 60s.
    Night Details
    Mostly clear in the evening then becoming partly cloudy. Lows in the mid 40s.
  • Forecast day icon
    Tuesday
    30% Chance Rain Showers
    70°
    Forecast night icon
    Night
    40% Chance Rain Showers
    51°
    Tuesday 4/23
    Day
    70°
    30% Chance Rain Showers
    Forecast day icon
    Night
    51°
    40% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Partly sunny. A chance of showers in the afternoon. Highs around 70. Chance of rain 30 percent.
    Night Details
    Mostly cloudy with a chance of showers in the evening then partly cloudy after midnight. Lows in the upper 40s. Chance of rain 40 percent.
  • Forecast day icon
    Wednesday
    Sunny
    65°
    Forecast night icon
    Night
    Partly Cloudy
    46°
    Wednesday 4/24
    Day
    65°
    Sunny
    Forecast day icon
    Night
    46°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Sunny. Highs in the upper 60s.
    Night Details
    Partly cloudy. Lows in the lower 40s. Highs in the upper 60s.
  • Forecast day icon
    Thursday
    Partly Cloudy
    65°
    Forecast night icon
    Night
    30% Chance Rain Showers
    54°
    Thursday 4/25
    Day
    65°
    Partly Cloudy
    Forecast day icon
    Night
    54°
    30% Chance Rain Showers
    Forecast night icon
    Day Details
    Partly cloudy. Lows in the lower 40s. Highs in the upper 60s.
    Night Details
    Mostly cloudy. A chance of showers after midnight. Lows around 50. Chance of rain 30 percent.
  • Forecast day icon
    Friday
    50% Chance Rain Showers
    70°
    Forecast night icon
    Night
    60% Chance of Rain
    60°
    Friday 4/26
    Day
    70°
    50% Chance Rain Showers
    Forecast day icon
    Night
    60°
    60% Chance of Rain
    Forecast night icon
    Day Details
    Partly sunny with a chance of showers. Highs in the lower 70s. Chance of rain 50 percent.
    Night Details
    Cloudy with a 55% chance for rain and thunderstorms. Low temperature around 60F. Dew point will be around 58F with an average humidity of 80%. Winds will be 6 mph from the S.
  • Forecast day icon
    Saturday
    70% Chance of Storms
    75°
    Forecast night icon
    Night
    60% Chance of Storms
    63°
    Saturday 4/27
    Day
    75°
    70% Chance of Storms
    Forecast day icon
    Night
    63°
    60% Chance of Storms
    Forecast night icon
    Day Details
    Cloudy with a 65% chance for rain and thunderstorms. High temperature around 75F. Dew point will be around 61F with an average humidity of 75%. Winds will be 9 mph from the S.
    Night Details
    Mostly cloudy with a 60% chance for rain and thunderstorms. Low temperature around 63F. Dew point will be around 62F with an average humidity of 79%. Winds will be 9 mph from the S.
  • Forecast day icon
    Sunday
    60% Chance of Storms
    78°
    Forecast night icon
    Night
    50% Chance of Rain
    63°
    Sunday 4/28
    Day
    78°
    60% Chance of Storms
    Forecast day icon
    Night
    63°
    50% Chance of Rain
    Forecast night icon
    Day Details
    Partly cloudy with a 60% chance for rain and thunderstorms. High temperature around 78F. Dew point will be around 63F with an average humidity of 72%. Winds will be 11 mph from the S.
    Night Details
    Mostly clear with a 50% chance for rain and thunderstorms. Low temperature around 63F. Dew point will be around 62F with an average humidity of 77%. Winds will be 10 mph from the S.