Harrisburg, Illinois | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
Main Menu
10 Day Forecast
  • Forecast day icon
    Tuesday
    80% Chance of Storms
    71°
    Forecast night icon
    Night
    80% Chance of Storms
    60°
    Tuesday 5/14
    Day
    71°
    80% Chance of Storms
    Forecast day icon
    Night
    60°
    80% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Showers likely with a chance of thunderstorms this morning then showers with thunderstorms likely this afternoon. Highs in the mid 70s. Southeast winds 5 to 10 mph becoming south this afternoon. Chance of rain 80 percent.
    Night Details
    Mostly cloudy. Showers with thunderstorms likely in the evening then a slight chance of showers and thunderstorms after midnight. Lows around 60. West winds around 5 mph. Chance of rain 80 percent.
  • Forecast day icon
    Wednesday
    30% Chance Rain Showers
    72°
    Forecast night icon
    Night
    Partly Cloudy
    58°
    Wednesday 5/15
    Day
    72°
    30% Chance Rain Showers
    Forecast day icon
    Night
    58°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy in the morning then partly sunny with a chance of showers in the afternoon. Highs in the mid 70s. Northwest winds 5 to 10 mph. Chance of rain 30 percent.
    Night Details
    Partly cloudy. Lows in the upper 50s. North winds 5 to 10 mph.
  • Forecast day icon
    Thursday
    40% Chance of Storms
    78°
    Forecast night icon
    Night
    60% Chance of Storms
    63°
    Thursday 5/16
    Day
    78°
    40% Chance of Storms
    Forecast day icon
    Night
    63°
    60% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Partly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the upper 70s. South winds 5 to 10 mph. Chance of rain 40 percent.
    Night Details
    A chance of thunderstorms. Showers likely. Lows in the lower 60s. Chance of rain 60 percent.
  • Forecast day icon
    Friday
    80% Chance of Storms
    75°
    Forecast night icon
    Night
    40% Chance of Storms
    62°
    Friday 5/17
    Day
    75°
    80% Chance of Storms
    Forecast day icon
    Night
    62°
    40% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    A chance of thunderstorms. Showers. Highs in the mid 70s. Chance of rain 80 percent.
    Night Details
    Mostly cloudy with a chance of showers and thunderstorms in the evening then partly cloudy after midnight. Lows around 60. Chance of rain 40 percent.
  • Forecast day icon
    Saturday
    Mostly Sunny
    77°
    Forecast night icon
    Night
    Mostly Clear
    62°
    Saturday 5/18
    Day
    77°
    Mostly Sunny
    Forecast day icon
    Night
    62°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Mostly sunny. Highs in the lower 80s.
    Night Details
    Mostly clear. Lows in the lower 60s. Highs in the mid 80s.
  • Forecast day icon
    Sunday
    Mostly Sunny
    84°
    Forecast night icon
    Night
    Partly Cloudy
    63°
    Sunday 5/19
    Day
    84°
    Mostly Sunny
    Forecast day icon
    Night
    63°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly clear. Lows in the lower 60s. Highs in the mid 80s.
    Night Details
    Mostly clear in the evening then becoming partly cloudy. Lows in the lower 60s.
  • Forecast day icon
    Monday
    Sunny
    84°
    Forecast night icon
    Night
    Mostly Clear
    65°
    Monday 5/20
    Day
    84°
    Sunny
    Forecast day icon
    Night
    65°
    Mostly Clear
    Forecast night icon
    Day Details
    Sunny. Highs in the mid 80s.
    Night Details
    Mostly clear. Low temperature around 65F. Dew point will be around 62F with an average humidity of 77%. Winds will be 2 mph from the S.
  • Forecast day icon
    Tuesday
    30% Chance of Rain
    83°
    Forecast night icon
    Night
    50% Chance of Rain
    67°
    Tuesday 5/21
    Day
    83°
    30% Chance of Rain
    Forecast day icon
    Night
    67°
    50% Chance of Rain
    Forecast night icon
    Day Details
    Mostly sunny with a 30% chance for rain and thunderstorms. High temperature around 83F. Dew point will be around 66F with an average humidity of 67%. Winds will be 4 mph from the S.
    Night Details
    Mostly clear with a 45% chance for rain and thunderstorms. Low temperature around 67F. Dew point will be around 66F with an average humidity of 84%. Winds will be 5 mph from the SW.
  • Forecast day icon
    Wednesday
    50% Chance of Rain
    80°
    Forecast night icon
    Night
    40% Chance of Rain
    63°
    Wednesday 5/22
    Day
    80°
    50% Chance of Rain
    Forecast day icon
    Night
    63°
    40% Chance of Rain
    Forecast night icon
    Day Details
    Sunny with a 45% chance for rain and thunderstorms. High temperature around 80F. Dew point will be around 65F with an average humidity of 71%. Winds will be 4 mph from the W.
    Night Details
    Clear with a 35% chance for rain and thunderstorms. Low temperature around 63F. Dew point will be around 63F with an average humidity of 86%. Winds will be 2 mph from the W.
  • Forecast day icon
    Thursday
    30% Chance of Rain
    79°
    Forecast night icon
    Night
    30% Chance of Rain
    62°
    Thursday 5/23
    Day
    79°
    30% Chance of Rain
    Forecast day icon
    Night
    62°
    30% Chance of Rain
    Forecast night icon
    Day Details
    Mostly sunny with a slight chance of rain. Chance of precipitation 25%. High temperature around 79F. Dew point will be around 62F with an average humidity of 69%. Winds will be 2 mph from the W.
    Night Details
    Clear with a slight chance of rain. Chance of precipitation 25%. Low temperature around 62F. Dew point will be around 62F with an average humidity of 84%. Winds will be 1 mph from the S.