Cortland, Illinois | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast night icon
    Night
    Mostly Clear
    28°
    Thursday 3/28
    Forecast night icon
    28°
    Mostly Clear
    Hourly
    Night Details
    Mostly clear. Lows in the upper 20s. Northwest winds 5 to 10 mph in the evening becoming northeast after midnight.
  • Forecast day icon
    Friday
    Partly Cloudy
    56°
    Forecast night icon
    Night
    80% Chance of Storms
    46°
    Friday 3/29
    Day
    56°
    Partly Cloudy
    Forecast day icon
    Night
    46°
    80% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy in the morning then becoming mostly cloudy. Highs around 60. East winds 10 to 15 mph.
    Night Details
    Showers with a chance of thunderstorms in the evening then showers likely with a chance of thunderstorms after midnight. Lows in the mid 40s. Southeast winds 10 to 15 mph. Chance of precipitation 80 percent.
  • Forecast day icon
    Saturday
    Mostly Cloudy
    54°
    Forecast night icon
    Night
    Mostly Cloudy
    39°
    Saturday 3/30
    Day
    54°
    Mostly Cloudy
    Forecast day icon
    Night
    39°
    Mostly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy. Highs around 60. West winds 10 to 15 mph.
    Night Details
    Mostly cloudy. Lows in the mid 30s. North winds 5 to 10 mph.
  • Forecast day icon
    Sunday
    50% Chance Rain Showers
    47°
    Forecast night icon
    Night
    Thunderstorms
    40°
    Sunday 3/31
    Day
    47°
    50% Chance Rain Showers
    Forecast day icon
    Night
    40°
    Thunderstorms
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy. A slight chance of rain showers in the morning then a chance of rain showers in the afternoon. Highs in the lower 50s. Chance of precipitation 50 percent.
    Night Details
    Showers with a slight chance of thunderstorms. Lows around 40. Chance of precipitation 90 percent.
  • Forecast day icon
    Monday
    Thunderstorms
    45°
    Forecast night icon
    Night
    70% Chance Rain Showers
    39°
    Monday 4/1
    Day
    45°
    Thunderstorms
    Forecast day icon
    Night
    39°
    70% Chance Rain Showers
    Forecast night icon
    Hourly
    Day Details
    Showers with a slight chance of thunderstorms. Highs in the lower 50s. Chance of precipitation 90 percent.
    Night Details
    Showers likely mainly in the evening. Lows in the upper 30s. Chance of precipitation 70 percent.
  • Forecast day icon
    Tuesday
    50% Chance Rain Showers
    45°
    Forecast night icon
    Night
    Partly Cloudy
    34°
    Tuesday 4/2
    Day
    45°
    50% Chance Rain Showers
    Forecast day icon
    Night
    34°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy. A chance of showers in the morning. Highs around 50. Chance of precipitation 50 percent.
    Night Details
    Mostly cloudy in the evening then becoming partly cloudy. Lows in the lower 30s.
  • Forecast day icon
    Wednesday
    Partly Cloudy
    46°
    Forecast night icon
    Night
    Mostly Clear
    33°
    Wednesday 4/3
    Day
    46°
    Partly Cloudy
    Forecast day icon
    Night
    33°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Partly cloudy. Highs in the upper 40s.
    Night Details
    Mostly clear. Lows in the lower 30s.
  • Forecast day icon
    Thursday
    Mostly Sunny
    56°
    Forecast night icon
    Night
    Clear
    41°
    Thursday 4/4
    Day
    56°
    Mostly Sunny
    Forecast day icon
    Night
    41°
    Clear
    Forecast night icon
    Day Details
    Mostly sunny. Highs in the upper 50s.
    Night Details
    Clear. Low temperature around 41F. Dew point will be around 33F with an average humidity of 63%. Winds will be 3 mph from the SE.
  • Forecast day icon
    Friday
    Sunny
    59°
    Forecast night icon
    Night
    Mostly Clear
    44°
    Friday 4/5
    Day
    59°
    Sunny
    Forecast day icon
    Night
    44°
    Mostly Clear
    Forecast night icon
    Day Details
    Sunny. High temperature around 59F. Dew point will be around 37F with an average humidity of 56%. Winds will be 5 mph from the S.
    Night Details
    Mostly clear. Low temperature around 44F. Dew point will be around 36F with an average humidity of 62%. Winds will be 3 mph from the SE.
  • Forecast day icon
    Saturday
    Mostly Sunny
    59°
    Forecast night icon
    Night
    Mostly Clear
    45°
    Saturday 4/6
    Day
    59°
    Mostly Sunny
    Forecast day icon
    Night
    45°
    Mostly Clear
    Forecast night icon
    Day Details
    Mostly sunny. High temperature around 59F. Dew point will be around 38F with an average humidity of 56%. Winds will be 6 mph from the S.
    Night Details
    Mostly clear. Low temperature around 45F. Dew point will be around 38F with an average humidity of 65%. Winds will be 5 mph from the SE.