Miller Airport Weather Forecast

    • 57
    • 81

    Increasing Clouds

    • 60
    • 79

    Chance Thunderstorms

    • 54
    • 79

    Mostly Sunny

    • 52
    • 75

    Partly Sunny

    • 56
    • 75

    Partly Sunny

    • 61
    • 78

    Chance Rain Showers

    • 60
    • 79

    Slight Chance Thunderstorms

Today 20 Aug Winnebago

Mostly sunny. Temperatures in the upper 70s. Northeast Winds around 5 Mph.

Tonight 20 Aug Winnebago

Partly cloudy. Lows in the upper 50s. South Winds around 5 Mph.

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Miller Airport Temperature Statistics

August Temperature

Janesville-Rock County (9.3 miles)

  • Lowest 3 August, 2026

    53.6 °F

  • Average August

    69.6 °F

  • Highest 4 August, 2026

    84.2 °F

Climate (2021–2026)

Janesville-Rock County (9.3 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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