Gutzmers Twin Oaks Airport Weather Forecast

    • 68
    • 74

    Rain Showers Likely

    • 64
    • 80

    Rain Showers

    • 45
    • 76

    Rain Showers Likely

    • 39
    • 61

    Partly Sunny

    • 44
    • 63

    Partly Sunny

    • 48
    • 69

    Mostly Cloudy

    • 53
    • 74

    Mostly Cloudy

Today 17 May Jefferson

Mostly cloudy with a 50 percent chance of light Showers and Thunderstorms. Southeast Winds 10 to 15 Mph.

Tonight 17 May Jefferson

Partly cloudy through around Midnight, then chance of light Showers and slight chance of Thunderstorms after midnight. Mostly cloudy with light Showers likely and chance of Thunderstorms early in the morning. Lows in the mid 60s. South Winds 10 to 15 Mph with Gusts to around 30 Mph. Chance of precipitation 70 percent.

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Gutzmers Twin Oaks Airport Temperature Statistics

May Temperature

Janesville-Rock County (21.1 miles)

  • Lowest 2 May, 2026

    30.2 °F

  • Average May

    49.9 °F

  • Highest 4 May, 2026

    80.6 °F

Climate (2021–Present)

Janesville-Rock County (21.1 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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