Gutzmers Twin Oaks Airport Weather Forecast

    • 1
    • 22

    Partly Sunny

    • 15
    • 25

    Snow Likely

    • 7
    • 25

    Mostly Cloudy

    • 2
    • 21

    Partly Sunny

    • 8
    • 22

    Partly Sunny

    • 24
    • 31

    Chance Snow

    • 6
    • 32

    Mostly Cloudy

Today 31 Jan Jefferson

Mostly sunny. North Winds up to 5 Mph.

Tonight 31 Jan Jefferson

Clear. Lows around 3. Calm Winds becoming south up to 5 Mph after midnight.

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Gutzmers Twin Oaks Airport Temperature Statistics

January Temperature

Janesville-Rock County (21.1 miles)

  • Lowest 23 January, 2026

    -16.6 °F

  • Average January

    18 °F

  • Highest 8 January, 2026

    55.4 °F

Climate (2021–Present)

Janesville-Rock County (21.1 miles)

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  • Average Low 2021–2026

    40.3 °F

  • Average 2021–2026

    48.6 °F

  • Average High 2021–2026

    60.2 °F
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