Hononegah Forest Preserve Weather Forecast

    • 32
    • 55

    Blizzard

    • 22
    • 34

    Blizzard

    • 21
    • 34

    Mostly Cloudy

    • 15
    • 28

    Mostly Cloudy

    • 15
    • 28

    Mostly Cloudy

    • 30
    • 39

    Mostly Cloudy

    • 21
    • 44

    Partly Sunny

Today 19 Feb Winnebago

Mostly cloudy. A slight chance of rain Showers early in the afternoon. Rain Showers likely and a slight chance of Thunderstorms late. Highs in the lower 50s. Northeast Winds 5 to 10 Mph. Chance of precipitation 60 percent.

Tonight 19 Feb Winnebago

Rain Showers and a chance of Thunderstorms in the Evening, then Rain, snow and a slight chance of Thunderstorms after midnight. Little or no snow accumulation. Breezy. Lows in the lower 30s. Northeast Winds 10 to 15 Mph with Gusts up to 30 Mph. Chance of precipitation near 100 percent.

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Hononegah Forest Preserve Temperature Statistics

February Temperature

Janesville-Rock County (12.4 miles)

  • Lowest 4 February, 2026

    -4 °F

  • Average February

    26.8 °F

  • Highest 16 February, 2026

    64.4 °F

Climate (2021–Present)

Janesville-Rock County (12.4 miles)

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  • Average Low 2021–2026

    40.4 °F

  • Average 2021–2026

    48.8 °F

  • Average High 2021–2026

    60.4 °F
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