Apple River Canyon State Park Weather Forecast

    • 54
    • 81

    Becoming Sunny

    • 48
    • 71

    Chance Thunderstorms

    • 63
    • 73

    Rain Showers

    • 57
    • 77

    Rain Showers

    • 59
    • 73

    Rain Showers

    • 55
    • 75

    Slight Chance Thunderstorms

Today 12 Sep Jo Daviess

Mostly sunny. Highs in the lower 80s. Northwest Winds 5 to 10 Mph.

Tonight 12 Sep Jo Daviess

Mostly clear. Less humid with Lows in the mid 50s. North Winds around 5 Mph.

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  • Temperature Real-Time

Apple River Canyon State Park Temperature Statistics

September Temperature

Platteville Municipal Airport (25.5 miles)

  • Lowest 10 September, 2026

    58.6 °F

  • Average September

    75.7 °F

  • Highest 4 September, 2026

    91.6 °F

Climate (2021–2026)

Platteville Municipal Airport (25.5 miles)

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  • Average Low 2021–2026

    40.8 °F

  • Average 2021–2026

    50 °F

  • Average High 2021–2026

    58.8 °F
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