Monticello, Illinois | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast day icon
    Sunday
    Sunny
    81°
    Forecast night icon
    Night
    Partly Cloudy
    60°
    Sunday 5/12
    Day
    81°
    Sunny
    Forecast day icon
    Night
    60°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Sunny. High temperature around 81F. Dew point will be around 47F with an average humidity of 50%. Winds will be 9 mph from the SW.
    Night Details
    Mostly clear this evening then becoming partly cloudy. Lows in the upper 50s. South winds 10 to 15 mph with gusts up to 25 mph.
  • Forecast day icon
    Monday
    80% Chance of Storms
    74°
    Forecast night icon
    Night
    Thunderstorms
    62°
    Monday 5/13
    Day
    74°
    80% Chance of Storms
    Forecast day icon
    Night
    62°
    Thunderstorms
    Forecast night icon
    Hourly
    Day Details
    Partly sunny with a slight chance of showers and thunderstorms in the morning then mostly cloudy with showers with a chance of thunderstorms in the afternoon. Highs in the mid 70s. South winds 15 to 20 mph. Chance of rain 80 percent.
    Night Details
    A chance of thunderstorms. Showers. Lows around 60. South winds 10 to 15 mph. Chance of rain 90 percent.
  • Forecast day icon
    Tuesday
    Thunderstorms
    66°
    Forecast night icon
    Night
    30% Chance of Storms
    53°
    Tuesday 5/14
    Day
    66°
    Thunderstorms
    Forecast day icon
    Night
    53°
    30% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    A chance of thunderstorms. Showers. Highs in the upper 60s. East winds 5 to 10 mph increasing to northeast 15 to 20 mph in the afternoon. Chance of rain 90 percent.
    Night Details
    Mostly cloudy. A chance of showers and thunderstorms in the evening. Lows in the lower 50s. North winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 30 percent.
  • Forecast day icon
    Wednesday
    Mostly Sunny
    72°
    Forecast night icon
    Night
    Mostly Clear
    52°
    Wednesday 5/15
    Day
    72°
    Mostly Sunny
    Forecast day icon
    Night
    52°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. Highs in the lower 70s.
    Night Details
    Mostly clear. Lows in the lower 50s.
  • Forecast day icon
    Thursday
    30% Chance Rain Showers
    72°
    Forecast night icon
    Night
    50% Chance of Storms
    61°
    Thursday 5/16
    Day
    72°
    30% Chance Rain Showers
    Forecast day icon
    Night
    61°
    50% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. A chance of showers in the afternoon. Highs in the mid 70s. Chance of rain 30 percent.
    Night Details
    Mostly cloudy. A chance of showers and thunderstorms. Lows in the upper 50s. Highs in the mid 70s. Chance of rain 50 percent.
  • Forecast day icon
    Friday
    50% Chance of Storms
    74°
    Forecast night icon
    Night
    Partly Cloudy
    60°
    Friday 5/17
    Day
    74°
    50% Chance of Storms
    Forecast day icon
    Night
    60°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy. A chance of showers and thunderstorms. Lows in the upper 50s. Highs in the mid 70s. Chance of rain 50 percent.
    Night Details
    Partly cloudy. Lows in the upper 50s. Highs in the upper 70s.
  • Forecast day icon
    Saturday
    Partly Cloudy
    78°
    Forecast night icon
    Night
    30% Chance Rain Showers
    61°
    Saturday 5/18
    Day
    78°
    Partly Cloudy
    Forecast day icon
    Night
    61°
    30% Chance Rain Showers
    Forecast night icon
    Day Details
    Partly cloudy. Lows in the upper 50s. Highs in the upper 70s.
    Night Details
    Mostly clear. A chance of showers in the evening. Lows around 60. Chance of rain 30 percent.
  • Forecast day icon
    Sunday
    30% Chance Rain Showers
    80°
    Forecast night icon
    Night
    40% Chance of Rain
    60°
    Sunday 5/19
    Day
    80°
    30% Chance Rain Showers
    Forecast day icon
    Night
    60°
    40% Chance of Rain
    Forecast night icon
    Day Details
    Mostly sunny. A chance of showers in the afternoon. Highs in the lower 80s. Chance of rain 30 percent.
    Night Details
    Mostly clear with a chance of rain. Chance of precipitation 35%. Low temperature around 60F. Dew point will be around 58F with an average humidity of 77%. Winds will be 3 mph from the W.
  • Forecast day icon
    Monday
    30% Chance of Rain
    75°
    Forecast night icon
    Night
    30% Chance of Rain
    58°
    Monday 5/20
    Day
    75°
    30% Chance of Rain
    Forecast day icon
    Night
    58°
    30% Chance of Rain
    Forecast night icon
    Day Details
    Sunny with a slight chance of rain. Chance of precipitation 25%. High temperature around 75F. Dew point will be around 57F with an average humidity of 65%. Winds will be 5 mph from the W.
    Night Details
    Clear with a slight chance of rain. Chance of precipitation 25%. Low temperature around 58F. Dew point will be around 55F with an average humidity of 73%. Winds will be 3 mph from the W.
  • Forecast day icon
    Tuesday
    40% Chance of Rain
    73°
    Forecast night icon
    Night
    40% Chance of Rain
    57°
    Tuesday 5/21
    Day
    73°
    40% Chance of Rain
    Forecast day icon
    Night
    57°
    40% Chance of Rain
    Forecast night icon
    Day Details
    Partly cloudy with a chance of rain. Chance of precipitation 40%. High temperature around 73F. Dew point will be around 56F with an average humidity of 68%. Winds will be 4 mph from the W.
    Night Details
    Partly cloudy with a chance of rain. Chance of precipitation 40%. Low temperature around 57F. Dew point will be around 55F with an average humidity of 76%. Winds will be 2 mph from the S.