Colchester, Illinois | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast night icon
    Night
    50% Chance of Storms
    71°
    Sunday 5/19
    Forecast night icon
    71°
    50% Chance of Storms
    Hourly
    Night Details
    Partly cloudy late this evening then becoming mostly cloudy. Scattered showers and thunderstorms. Lows in the upper 60s. Southeast winds 5 to 10 mph. Gusts up to 25 mph. Chance of rain 50 percent.
  • Forecast day icon
    Monday
    50% Chance of Storms
    81°
    Forecast night icon
    Night
    40% Chance of Storms
    67°
    Monday 5/20
    Day
    81°
    50% Chance of Storms
    Forecast day icon
    Night
    67°
    40% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Partly sunny. Scattered showers with isolated thunderstorms in the morning then a chance of showers and thunderstorms in the afternoon. Humid with highs in the lower 80s. Southwest winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 50 percent.
    Night Details
    Partly cloudy with a chance of showers and thunderstorms. Humid with lows in the mid 60s. Southwest winds 5 to 10 mph becoming southeast after midnight. Chance of rain 40 percent.
  • Forecast day icon
    Tuesday
    40% Chance of Storms
    88°
    Forecast night icon
    Night
    80% Chance of Storms
    63°
    Tuesday 5/21
    Day
    88°
    40% Chance of Storms
    Forecast day icon
    Night
    63°
    80% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. A chance of showers and thunderstorms in the afternoon. Hot with highs in the upper 80s. South winds 15 to 20 mph. Gusts up to 35 mph in the afternoon. Chance of rain 40 percent.
    Night Details
    Showers and thunderstorms in the evening then partly cloudy with a chance of showers and thunderstorms after midnight. Breezy with lows around 60. South winds 15 to 25 mph becoming southwest 10 to 15 mph after midnight. Chance of rain 80 percent.
  • Forecast day icon
    Wednesday
    40% Chance Rain Showers
    72°
    Forecast night icon
    Night
    Mostly Clear
    53°
    Wednesday 5/22
    Day
    72°
    40% Chance Rain Showers
    Forecast day icon
    Night
    53°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny with a chance of showers. Not as warm with highs in the mid 70s. Chance of rain 40 percent.
    Night Details
    Mostly clear. Lows in the lower 50s. Highs in the upper 70s.
  • Forecast day icon
    Thursday
    Mostly Sunny
    77°
    Forecast night icon
    Night
    Partly Cloudy
    58°
    Thursday 5/23
    Day
    77°
    Mostly Sunny
    Forecast day icon
    Night
    58°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly clear. Lows in the lower 50s. Highs in the upper 70s.
    Night Details
    Mostly clear in the evening then becoming partly cloudy. Lows in the mid 50s.
  • Forecast day icon
    Friday
    40% Chance Rain Showers
    80°
    Forecast night icon
    Night
    50% Chance of Storms
    62°
    Friday 5/24
    Day
    80°
    40% Chance Rain Showers
    Forecast day icon
    Night
    62°
    50% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny with a chance of showers. Highs in the lower 80s. Chance of rain 40 percent.
    Night Details
    Mostly cloudy with a chance of showers and thunderstorms. Lows in the lower 60s. Chance of rain 50 percent.
  • Forecast day icon
    Saturday
    50% Chance of Storms
    78°
    Forecast night icon
    Night
    40% Chance of Storms
    59°
    Saturday 5/25
    Day
    78°
    50% Chance of Storms
    Forecast day icon
    Night
    59°
    40% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny with a chance of showers and thunderstorms. Highs around 80. Chance of rain 50 percent.
    Night Details
    Partly cloudy in the evening then becoming mostly cloudy. A chance of thunderstorms. A chance of showers. Lows around 60. Chance of rain 40 percent.
  • Forecast day icon
    Sunday
    40% Chance Rain Showers
    79°
    Forecast night icon
    Night
    50% Chance of Rain
    63°
    Sunday 5/26
    Day
    79°
    40% Chance Rain Showers
    Forecast day icon
    Night
    63°
    50% Chance of Rain
    Forecast night icon
    Day Details
    Partly sunny with a chance of showers. Highs in the upper 70s. Chance of rain 40 percent.
    Night Details
    Clear with a 50% chance for rain and thunderstorms. Low temperature around 63F. Dew point will be around 59F with an average humidity of 70%. Winds will be 6 mph from the SE.
  • Forecast day icon
    Monday
    50% Chance of Storms
    78°
    Forecast night icon
    Night
    40% Chance of Storms
    59°
    Monday 5/27
    Day
    78°
    50% Chance of Storms
    Forecast day icon
    Night
    59°
    40% Chance of Storms
    Forecast night icon
    Day Details
    Mostly cloudy with a 55% chance for rain and thunderstorms. High temperature around 78F. Dew point will be around 60F with an average humidity of 65%. Winds will be 4 mph from the S.
    Night Details
    Mostly clear with a 50% chance for rain and thunderstorms. Low temperature around 59F. Dew point will be around 57F with an average humidity of 69%. Winds will be 2 mph from the SW.
  • Forecast day icon
    Tuesday
    30% Chance of Rain
    74°
    Forecast night icon
    Night
    Clear
    58°
    Tuesday 5/28
    Day
    74°
    30% Chance of Rain
    Forecast day icon
    Night
    58°
    Clear
    Forecast night icon
    Day Details
    Mostly sunny with a slight chance of rain. Chance of precipitation 25%. High temperature around 74F. Dew point will be around 55F with an average humidity of 63%. Winds will be 5 mph from the W.
    Night Details
    Clear. Low temperature around 58F. Dew point will be around 55F with an average humidity of 70%. Winds will be 6 mph from the W.