10-Day Weather Forecast - Johnston City, IL

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  • |63°F
    Partly Cloudy
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    Tonight

    63°F

    Partly cloudy this evening then mostly cloudy with a slight chance of showers and thunderstorms after midnight. Not as cool with lows in the mid 50s. South winds 10 to 15 mph. Chance of rain 20 percent.

    Hourly details
  • Day

    81°F

    Mostly sunny. Highs in the lower 80s. Southwest winds 15 to 20 mph with gusts up to 30 mph.

    Night

    65°F

    Partly cloudy in the evening then mostly cloudy with showers likely with a chance of thunderstorms after midnight. Lows in the upper 50s. South winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 70 percent.

    Hourly details
  • Day

    65°F

    Showers. A chance of thunderstorms in the afternoon. Highs in the upper 60s. South winds 10 to 15 mph with gusts up to 25 mph. Chance of rain near 100 percent.

    Night

    52°F

    Showers with a chance of thunderstorms in the evening then a chance of showers after midnight. Lows in the mid 40s. North winds 10 to 15 mph. Chance of rain near 100 percent.

    Hourly details
  • Day

    60°F

    Partly sunny with a 50 percent chance of showers. Highs in the lower 60s.

    Night

    50°F

    Mostly cloudy. Lows in the mid 40s.

    Hourly details
  • Day

    66°F

    Mostly sunny. Highs in the mid 60s.

    Night

    49°F

    Mostly clear. Lows in the upper 40s.

    Hourly details
  • Day

    73°F

    Mostly sunny. Highs in the lower 70s.

    Night

    57°F

    Partly cloudy. A chance of showers in the evening. Lows in the lower 50s. Chance of rain 30 percent.

    Hourly details
  • Weekend Weather

  • Day

    77°F

    Mostly clear. Highs in the mid 70s. Lows in the mid 50s.

    Night

    59°F

    Mostly clear. Highs in the mid 70s. Lows in the mid 50s.

    Hourly details
  • Day

    76°F

    Mostly sunny. A chance of showers in the afternoon. Highs in the upper 70s. Chance of rain 30 percent.

    Night

    58°F

    Partly cloudy with a chance of rain. Chance of precipitation 35%. Low temperature around 58F. Dew point will be around 53F with an average humidity of 70%. Winds will be 5 mph from the NE.

  • Day

    73°F

    Mostly cloudy with a chance of rain. Chance of precipitation 40%. High temperature around 73F. Dew point will be around 53F with an average humidity of 58%. Winds will be 4 mph from the NE.

    Night

    57°F

    Mostly clear with a chance of rain. Chance of precipitation 40%. Low temperature around 57F. Dew point will be around 51F with an average humidity of 67%. Winds will be 3 mph from the N.

  • Day

    73°F

    Mostly sunny with a slight chance of rain. Chance of precipitation 30%. High temperature around 73F. Dew point will be around 51F with an average humidity of 55%. Winds will be 5 mph from the NW.

    Night

    57°F

    Clear with a slight chance of rain. Chance of precipitation 30%. Low temperature around 57F. Dew point will be around 49F with an average humidity of 64%. Winds will be 4 mph from the SW.