Janesville, Illinois | 10-Day Weather Forecasts & Weekend Weather | WeatherBug
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10 Day Forecast
  • Forecast day icon
    Thursday
    30% Chance of Storms
    69°
    Forecast night icon
    Night
    Mostly Cloudy
    51°
    Thursday 5/9
    Day
    69°
    30% Chance of Storms
    Forecast day icon
    Night
    51°
    Mostly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy. Scattered showers and thunderstorms this afternoon. Cooler with highs in the lower 70s. West winds 10 to 15 mph becoming northwest 15 to 20 mph this afternoon. Chance of rain 30 percent.
    Night Details
    Mostly cloudy. Isolated showers and thunderstorms in the evening. Cooler with lows in the upper 40s. North winds 10 to 15 mph. Chance of rain 20 percent.
  • Forecast day icon
    Friday
    Partly Sunny
    65°
    Forecast night icon
    Night
    Partly Cloudy
    53°
    Friday 5/10
    Day
    65°
    Partly Sunny
    Forecast day icon
    Night
    53°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Partly sunny. Highs in the mid 60s. North winds around 10 mph.
    Night Details
    Partly cloudy. Lows in the lower 50s. West winds 5 to 10 mph.
  • Forecast day icon
    Saturday
    Sunny
    69°
    Forecast night icon
    Night
    Mostly Clear
    50°
    Saturday 5/11
    Day
    69°
    Sunny
    Forecast day icon
    Night
    50°
    Mostly Clear
    Forecast night icon
    Hourly
    Day Details
    Sunny. Highs around 70. Northwest winds 15 to 20 mph.
    Night Details
    Mostly clear. Lows in the upper 40s. Highs in the mid 70s.
  • Forecast day icon
    Sunday
    Mostly Sunny
    74°
    Forecast night icon
    Night
    Partly Cloudy
    58°
    Sunday 5/12
    Day
    74°
    Mostly Sunny
    Forecast day icon
    Night
    58°
    Partly Cloudy
    Forecast night icon
    Hourly
    Day Details
    Mostly clear. Lows in the upper 40s. Highs in the mid 70s.
    Night Details
    Partly cloudy in the evening then becoming mostly cloudy. Lows in the upper 50s.
  • Forecast day icon
    Monday
    40% Chance of Storms
    73°
    Forecast night icon
    Night
    50% Chance of Storms
    60°
    Monday 5/13
    Day
    73°
    40% Chance of Storms
    Forecast day icon
    Night
    60°
    50% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Partly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the mid 70s. Chance of rain 40 percent.
    Night Details
    Mostly cloudy with a chance of showers and thunderstorms. Lows in the upper 50s. Chance of rain 50 percent.
  • Forecast day icon
    Tuesday
    60% Chance of Storms
    70°
    Forecast night icon
    Night
    50% Chance of Storms
    60°
    Tuesday 5/14
    Day
    70°
    60% Chance of Storms
    Forecast day icon
    Night
    60°
    50% Chance of Storms
    Forecast night icon
    Hourly
    Day Details
    Mostly cloudy. A chance of showers and thunderstorms in the morning then showers and thunderstorms likely in the afternoon. Highs in the lower 70s. Chance of rain 60 percent.
    Night Details
    Mostly cloudy. A chance of showers and thunderstorms. Lows around 60. Highs in the upper 70s. Chance of rain 50 percent.
  • Forecast day icon
    Wednesday
    50% Chance of Storms
    72°
    Forecast night icon
    Night
    50% Chance of Rain
    60°
    Wednesday 5/15
    Day
    72°
    50% Chance of Storms
    Forecast day icon
    Night
    60°
    50% Chance of Rain
    Forecast night icon
    Day Details
    Mostly cloudy. A chance of showers and thunderstorms. Lows around 60. Highs in the upper 70s. Chance of rain 50 percent.
    Night Details
    Partly cloudy with a 50% chance for rain and thunderstorms. Low temperature around 60F. Dew point will be around 61F with an average humidity of 89%. Winds will be 4 mph from the W.
  • Forecast day icon
    Thursday
    50% Chance of Rain
    75°
    Forecast night icon
    Night
    50% Chance of Rain
    61°
    Thursday 5/16
    Day
    75°
    50% Chance of Rain
    Forecast day icon
    Night
    61°
    50% Chance of Rain
    Forecast night icon
    Day Details
    Mostly sunny with a chance of rain. Chance of precipitation 50%. High temperature around 75F. Dew point will be around 60F with an average humidity of 72%. Winds will be 4 mph from the SW.
    Night Details
    Partly cloudy with a chance of rain. Chance of precipitation 45%. Low temperature around 61F. Dew point will be around 59F with an average humidity of 82%. Winds will be 3 mph from the S.
  • Forecast day icon
    Friday
    40% Chance of Rain
    74°
    Forecast night icon
    Night
    30% Chance of Rain
    60°
    Friday 5/17
    Day
    74°
    40% Chance of Rain
    Forecast day icon
    Night
    60°
    30% Chance of Rain
    Forecast night icon
    Day Details
    Mostly sunny with a chance of rain. Chance of precipitation 35%. High temperature around 74F. Dew point will be around 59F with an average humidity of 70%. Winds will be 4 mph from the SW.
    Night Details
    Clear with a slight chance of rain. Chance of precipitation 30%. Low temperature around 60F. Dew point will be around 58F with an average humidity of 80%. Winds will be 2 mph from the SW.
  • Forecast day icon
    Saturday
    Mostly Sunny
    74°
    Forecast night icon
    Night
    Clear
    60°
    Saturday 5/18
    Day
    74°
    Mostly Sunny
    Forecast day icon
    Night
    60°
    Clear
    Forecast night icon
    Day Details
    Mostly sunny. High temperature around 74F. Dew point will be around 58F with an average humidity of 70%. Winds will be 2 mph from the W.
    Night Details
    Clear. Low temperature around 60F. Dew point will be around 58F with an average humidity of 78%. Winds will be 2 mph from the W.