Illinois City, Illinois | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast day icon
    Saturday
    Mostly Sunny
    48°
    Forecast night icon
    Night
    Mostly Cloudy
    34°
    Saturday 4/20
    Day
    48°
    Mostly Sunny
    Forecast day icon
    Night
    34°
    Mostly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. Highs in the upper 40s. Northwest winds 10 to 15 mph with gusts up to 25 mph.
    Night Details
    Mostly cloudy with a chance of sprinkles in the evening then mostly clear after midnight. Widespread frost after midnight. Lows in the lower 30s. Northwest winds 10 to 15 mph with gusts up to 25 mph becoming west around 5 mph after midnight.
  • Forecast day icon
    Sunday
    Sunny
    59°
    Forecast night icon
    Night
    Clear
    37°
    Sunday 4/21
    Day
    59°
    Sunny
    Forecast day icon
    Night
    37°
    Clear
    Forecast night icon
    Hourly
    Day Details
    Widespread frost in the morning. Sunny. Not as cool with highs around 60. West winds 10 to 15 mph.
    Night Details
    Clear. Lows in the mid 30s. West winds 5 to 10 mph.
  • Forecast day icon
    Monday
    Mostly Sunny
    65°
    Forecast night icon
    Night
    60% Chance Rain Showers
    54°
    Monday 4/22
    Day
    65°
    Mostly Sunny
    Forecast day icon
    Night
    54°
    60% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Areas of frost in the morning. Mostly sunny. Highs in the mid 60s. Southwest winds 15 to 20 mph.
    Night Details
    Showers likely. Lows in the lower 50s. Highs in the lower 60s. Chance of rain 60 percent.
  • Forecast day icon
    Tuesday
    60% Chance Rain Showers
    64°
    Forecast night icon
    Night
    Mostly Clear
    42°
    Tuesday 4/23
    Day
    64°
    60% Chance Rain Showers
    Forecast day icon
    Night
    42°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Showers likely. Lows in the lower 50s. Highs in the lower 60s. Chance of rain 60 percent.
    Night Details
    Mostly clear. Lows in the upper 30s. Highs in the upper 50s.
  • Forecast day icon
    Wednesday
    Mostly Sunny
    59°
    Forecast night icon
    Night
    Partly Cloudy
    41°
    Wednesday 4/24
    Day
    59°
    Mostly Sunny
    Forecast day icon
    Night
    41°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly clear. Lows in the upper 30s. Highs in the upper 50s.
    Night Details
    Partly cloudy. Lows in the upper 30s. Highs in the lower 60s.
  • Forecast day icon
    Thursday
    Partly Cloudy
    64°
    Forecast night icon
    Night
    60% Chance Rain Showers
    51°
    Thursday 4/25
    Day
    64°
    Partly Cloudy
    Forecast day icon
    Night
    51°
    60% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy. Lows in the upper 30s. Highs in the lower 60s.
    Night Details
    Showers likely. Lows in the upper 40s. Highs in the mid 60s. Chance of rain 60 percent.
  • Forecast day icon
    Friday
    60% Chance Rain Showers
    64°
    Forecast night icon
    Night
    80% Chance of Rain
    52°
    Friday 4/26
    Day
    64°
    60% Chance Rain Showers
    Forecast day icon
    Night
    52°
    80% Chance of Rain
    Forecast night icon
    Day Details
    Showers likely. Lows in the upper 40s. Highs in the mid 60s. Chance of rain 60 percent.
    Night Details
    Mostly cloudy with a 75% chance for rain and thunderstorms. Low temperature around 52F. Dew point will be around 51F with an average humidity of 77%. Winds will be 13 mph from the SE.
  • Forecast day icon
    Saturday
    50% Chance of Rain
    69°
    Forecast night icon
    Night
    70% Chance of Rain
    58°
    Saturday 4/27
    Day
    69°
    50% Chance of Rain
    Forecast day icon
    Night
    58°
    70% Chance of Rain
    Forecast night icon
    Day Details
    Cloudy with a chance of rain. Chance of precipitation 50%. High temperature around 69F. Dew point will be around 53F with an average humidity of 78%. Winds will be 6 mph from the SE.
    Night Details
    Cloudy with a 65% chance for rain and thunderstorms. Low temperature around 58F. Dew point will be around 55F with an average humidity of 77%. Winds will be 8 mph from the SE.
  • Forecast day icon
    Sunday
    70% Chance of Storms
    73°
    Forecast night icon
    Night
    70% Chance of Storms
    58°
    Sunday 4/28
    Day
    73°
    70% Chance of Storms
    Forecast day icon
    Night
    58°
    70% Chance of Storms
    Forecast night icon
    Day Details
    Cloudy with a 80% chance for rain and thunderstorms. High temperature around 73F. Dew point will be around 59F with an average humidity of 78%. Winds will be 8 mph from the S.
    Night Details
    Partly cloudy with a 80% chance for rain and thunderstorms. Low temperature around 58F. Dew point will be around 57F with an average humidity of 75%. Winds will be 6 mph from the S.
  • Forecast day icon
    Monday
    50% Chance of Rain
    72°
    Forecast night icon
    Night
    40% Chance of Rain
    55°
    Monday 4/29
    Day
    72°
    50% Chance of Rain
    Forecast day icon
    Night
    55°
    40% Chance of Rain
    Forecast night icon
    Day Details
    Partly cloudy with a chance of rain. Chance of precipitation 50%. High temperature around 72F. Dew point will be around 56F with an average humidity of 70%. Winds will be 7 mph from the SW.
    Night Details
    Clear with a chance of rain. Chance of precipitation 40%. Low temperature around 55F. Dew point will be around 52F with an average humidity of 68%. Winds will be 4 mph from the SW.