Miller Airport Weather Forecast

    • 70
    • 88

    Rain Showers Likely

    • 67
    • 91

    Chance Thunderstorms

    • 61
    • 84

    Slight Chance Thunderstorms

    • 59
    • 81

    Slight Chance Thunderstorms

    • 61
    • 81

    Mostly Cloudy

    • 69
    • 85

    Chance Rain Showers

    • 65
    • 86

    Chance Rain Showers

Today 3 Sep Winnebago

Partly cloudy. A slight chance of Showers and Thunderstorms. Near steady temperature in the upper 80s. South Winds 5 to 10 Mph. Chance of precipitation 20 percent.

Tonight 3 Sep Winnebago

Mostly clear in the Evening, then becoming partly cloudy. A chance of Showers and Thunderstorms late. Humid with Lows in the lower 70s. Southeast Winds around 5 Mph. Chance of precipitation 30 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Miller Airport Temperature Statistics

September Temperature

Janesville-Rock County (9.3 miles)

  • Lowest 1 September, 2026

    69.8 °F

  • Average September

    77.4 °F

  • Highest 1 September, 2026

    91.4 °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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