Miller Airport Weather Forecast

    • -5
    • 14

    Mostly Sunny

    • -3
    • 12

    Mostly Sunny

    • 2
    • 13

    Partly Sunny

    • 3
    • 19

    Partly Sunny

    • 12
    • 24

    Chance Snow

    • 9
    • 25

    Mostly Cloudy

Today 28 Jan Winnebago

Mostly sunny. Highs around 14. West Winds 10 to 15 Mph. Wind chill Values as low as 16 below in the morning.

Tonight 28 Jan Winnebago

Mostly clear. Lows around 3 below. Northwest Winds 5 to 10 Mph. Wind chill Values as low as 13 below.

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Miller Airport Temperature Statistics

January Temperature

Janesville-Rock County (9.3 miles)

  • Lowest 23 January, 2026

    -16.6 °F

  • Average January

    20.3 °F

  • Highest 8 January, 2026

    55.4 °F

Climate (2021–Present)

Janesville-Rock County (9.3 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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