Grant River Recreation Area Weather Forecast

    • 33
    • 51

    Decreasing Clouds

    • 30
    • 53

    Sunny

    • 36
    • 57

    Mostly Sunny

    • 46
    • 61

    Mostly Cloudy

    • 47
    • 63

    Chance Rain Showers

    • 46
    • 63

    Chance Rain Showers

Today 22 Oct Grant

Mostly cloudy. Highs in the lower 50s. Northwest Winds 10 to 20 Mph with Gusts up to 30 Mph.

Tonight 22 Oct Grant

Mostly cloudy in the Evening, then clearing. Widespread frost after midnight. Colder with Lows in the lower 30s. Northwest Winds 10 to 15 Mph.

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  • Temperature Real-Time

Grant River Recreation Area Temperature Statistics

October Temperature

Platteville Municipal Airport (13 miles)

  • Lowest 20 October, 2025

    37.2 °F

  • Average October

    60.8 °F

  • Highest 3 October, 2025

    88 °F

Climate (2020–Present)

Platteville Municipal Airport (13 miles)

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  • Average Low 2020–2025

    40.8 °F

  • Average 2020–2025

    49.9 °F

  • Average High 2020–2025

    58.7 °F
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