Gutzmers Twin Oaks Airport Weather Forecast

    • 71
    • 86

    Chance Rain Showers

    • 72
    • 89

    Slight Chance Thunderstorms

    • 68
    • 89

    Chance Thunderstorms

    • 67
    • 84

    Chance Thunderstorms

    • 66
    • 86

    Slight Chance Thunderstorms

    • 65
    • 85

    Slight Chance Thunderstorms

Today 31 Aug Jefferson

Warm and humid. Partly sunny. Chance of light Showers early in the afternoon. Slight chance of light Showers and Thunderstorms late in the afternoon. Highs in the upper 80s. Southwest Winds 10 to 15 Mph. Chance of precipitation 30 percent.

Tonight 31 Aug Jefferson

Mostly cloudy with a 20 percent chance of light Showers in the Evening, then partly cloudy in the late evening and overnight. Lows in the lower 70s. Southwest Winds up to 10 Mph.

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Gutzmers Twin Oaks Airport Temperature Statistics

August Temperature

Janesville-Rock County (21.1 miles)

  • Lowest 24 August, 2026

    50 °F

  • Average August

    67.7 °F

  • Highest 4 August, 2026

    84.2 °F

Climate (2021–2026)

Janesville-Rock County (21.1 miles)

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  • Average Low 2021–2026

    40.3 °F

  • Average 2021–2026

    48.7 °F

  • Average High 2021–2026

    60.3 °F
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