10-Day Weather Forecast - Janesville, IL

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  • |21°F
    80% Chance Frozen Mix
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    Tonight

    21°F

    Mostly cloudy with probable rain-snow mix. Chance of precipitation 80%. Low temperature around 21F. Dew point will be around 21F with an average humidity of 79%. Winds will be 19 mph from the W.

    Hourly details
  • Day

    28°F

    Partly sunny this morning then clearing. Brisk and much cooler with highs in the lower 30s. West winds 15 to 25 mph with gusts up to 35 mph diminishing to 10 to 15 mph with gusts up to 25 mph this afternoon.

    Night

    26°F

    Mostly clear in the evening then becoming partly cloudy. Lows in the mid 20s. Temperature rising to around 30 after midnight. South winds 10 to 15 mph. Gusts up to 30 mph after midnight.

    Hourly details
  • Weekend Weather

  • Day

    46°F

    Mostly sunny. Not as cool with highs in the upper 40s. Southwest winds 15 to 20 mph with gusts up to 30 mph.

    Night

    28°F

    Partly cloudy. Lows in the mid 20s. Northwest winds 5 to 10 mph.

    Hourly details
  • Day

    35°F

    Sunny cooler with highs in the upper 30s. North winds around 5 mph.

    Night

    27°F

    Mostly cloudy. Lows in the mid 20s. Highs in the lower 40s.

    Hourly details
  • Day

    40°F

    Mostly cloudy. Lows in the mid 20s. Highs in the lower 40s.

    Night

    38°F

    Mostly cloudy. Lows in the upper 30s. Highs in the mid 50s.

    Hourly details
  • Day

    53°F

    Mostly cloudy. Lows in the upper 30s. Highs in the mid 50s.

    Night

    44°F

    Mostly cloudy. Lows in the lower 40s. Highs in the upper 50s.

    Hourly details
  • Day

    53°F

    Mostly cloudy. Lows in the lower 40s. Highs in the upper 50s.

    Night

    53°F

    Mostly cloudy. Lows in the mid 50s. Highs in the mid 60s.

    Hourly details
  • Day

    63°F

    Mostly cloudy. Lows in the mid 50s. Highs in the mid 60s.

    Night

    51°F

    Cloudy. Low temperature around 51F. Dew point will be around 53F with an average humidity of 87%. Winds will be 11 mph from the SW.

  • Day

    57°F

    Mostly cloudy. High temperature around 57F. Dew point will be around 47F with an average humidity of 77%. Winds will be 6 mph from the SW.

    Night

    48°F

    Partly cloudy. Low temperature around 48F. Dew point will be around 46F with an average humidity of 86%. Winds will be 5 mph from the S.

  • Weekend Weather

  • Day

    54°F

    Cloudy with a slight chance of rain. Chance of precipitation 25%. High temperature around 54F. Dew point will be around 45F with an average humidity of 79%. Winds will be 3 mph from the S.

    Night

    44°F

    Cloudy with a slight chance of rain. Chance of precipitation 30%. Low temperature around 44F. Dew point will be around 42F with an average humidity of 84%. Winds will be 1 mph from the E.