Duncan, Illinois | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast day icon
    Sunday
    Mostly Sunny
    69°
    Forecast night icon
    Night
    Mostly Cloudy
    51°
    Sunday 5/5
    Day
    69°
    Mostly Sunny
    Forecast day icon
    Night
    51°
    Mostly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. Cooler with highs around 70. Northeast winds 5 to 10 mph.
    Night Details
    Mostly cloudy. Lows around 50. East winds 5 to 10 mph.
  • Forecast day icon
    Monday
    Mostly Sunny
    75°
    Forecast night icon
    Night
    Thunderstorms
    63°
    Monday 5/6
    Day
    75°
    Mostly Sunny
    Forecast day icon
    Night
    63°
    Thunderstorms
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the upper 70s. East winds around 10 mph. Chance of rain 20 percent.
    Night Details
    Partly cloudy in the evening then mostly cloudy with showers with a chance of thunderstorms after midnight. Not as cool. More humid with lows in the lower 60s. Southeast winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 90 percent.
  • Forecast day icon
    Tuesday
    Thunderstorms
    76°
    Forecast night icon
    Night
    Mostly Clear
    55°
    Tuesday 5/7
    Day
    76°
    Thunderstorms
    Forecast day icon
    Night
    55°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    A chance of thunderstorms. Showers. Highs in the upper 70s. South winds around 15 mph becoming southwest in the afternoon. Chance of rain 90 percent.
    Night Details
    Mostly clear. Lows in the mid 50s.
  • Forecast day icon
    Wednesday
    70% Chance of Storms
    75°
    Forecast night icon
    Night
    50% Chance of Storms
    56°
    Wednesday 5/8
    Day
    75°
    70% Chance of Storms
    Forecast day icon
    Night
    56°
    50% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny with a chance of thunderstorms. A chance of showers in the morning then showers likely in the afternoon. Highs in the upper 70s. Chance of rain 70 percent.
    Night Details
    Mostly cloudy with a chance of showers and thunderstorms in the evening then partly cloudy after midnight. Lows in the mid 50s. Chance of rain 50 percent.
  • Forecast day icon
    Thursday
    30% Chance Rain Showers
    65°
    Forecast night icon
    Night
    Partly Cloudy
    48°
    Thursday 5/9
    Day
    65°
    30% Chance Rain Showers
    Forecast day icon
    Night
    48°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. A chance of showers in the afternoon. Highs in the upper 60s. Chance of rain 30 percent.
    Night Details
    Partly cloudy. Lows in the upper 40s.
  • Forecast day icon
    Friday
    40% Chance of Storms
    60°
    Forecast night icon
    Night
    Partly Cloudy
    46°
    Friday 5/10
    Day
    60°
    40% Chance of Storms
    Forecast day icon
    Night
    46°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny with a chance of showers. A chance of thunderstorms in the afternoon. Highs in the mid 60s. Chance of rain 40 percent.
    Night Details
    Partly cloudy in the evening then becoming mostly clear. Lows in the mid 40s.
  • Forecast day icon
    Saturday
    Mostly Sunny
    65°
    Forecast night icon
    Night
    Mostly Clear
    48°
    Saturday 5/11
    Day
    65°
    Mostly Sunny
    Forecast day icon
    Night
    48°
    Mostly Clear
    Forecast night icon
    Day Details
    Mostly sunny. Highs in the upper 60s.
    Night Details
    Mostly clear. Low temperature around 48F. Dew point will be around 41F with an average humidity of 64%. Winds will be 9 mph from the NW.
  • Forecast day icon
    Sunday
    Mostly Sunny
    69°
    Forecast night icon
    Night
    Clear
    51°
    Sunday 5/12
    Day
    69°
    Mostly Sunny
    Forecast day icon
    Night
    51°
    Clear
    Forecast night icon
    Day Details
    Mostly sunny. High temperature around 69F. Dew point will be around 45F with an average humidity of 56%. Winds will be 9 mph from the NW.
    Night Details
    Clear. Low temperature around 51F. Dew point will be around 47F with an average humidity of 68%. Winds will be 5 mph from the W.
  • Forecast day icon
    Monday
    Sunny
    71°
    Forecast night icon
    Night
    Clear
    54°
    Monday 5/13
    Day
    71°
    Sunny
    Forecast day icon
    Night
    54°
    Clear
    Forecast night icon
    Day Details
    Sunny. High temperature around 71F. Dew point will be around 48F with an average humidity of 59%. Winds will be 5 mph from the W.
    Night Details
    Clear. Low temperature around 54F. Dew point will be around 49F with an average humidity of 69%. Winds will be 2 mph from the W.
  • Forecast day icon
    Tuesday
    Sunny
    72°
    Forecast night icon
    Night
    Mostly Clear
    57°
    Tuesday 5/14
    Day
    72°
    Sunny
    Forecast day icon
    Night
    57°
    Mostly Clear
    Forecast night icon
    Day Details
    Sunny. High temperature around 72F. Dew point will be around 51F with an average humidity of 62%. Winds will be 4 mph from the SW.
    Night Details
    Mostly clear. Low temperature around 57F. Dew point will be around 52F with an average humidity of 70%. Winds will be 3 mph from the S.