Ontonagon County Park Weather Forecast

    • 70
    • 82

    Rain Showers

    • 64
    • 84

    Rain Showers

    • 60
    • 79

    Chance Thunderstorms

    • 61
    • 82

    Partly Sunny

    • 65
    • 85

    Partly Sunny

    • 64
    • 88

    Partly Sunny

Today 22 Jul Ontonagon

Mostly cloudy with a slight chance of Showers and Thunderstorms. Very warm with Highs in the mid 80s. South Winds 5 to 10 Mph. Chance of rain 20 percent.

Tonight 22 Jul Ontonagon

Warm. Partly cloudy with a chance of Showers and Thunderstorms in the Evening, then cloudy with Showers and Thunderstorms likely after midnight. Patchy fog after midnight. Lows around 70. South Winds 5 to 15 Mph. Chance of rain 70 percent.

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Ontonagon County Park Temperature Statistics

July Temperature

Ironwood, Gogebic-Iron County Airport (24.2 miles)

  • Lowest 18 July, 2025

    43 °F

  • Average July

    66.1 °F

  • Highest 4 July, 2025

    89.1 °F

Climate (2020–Present)

Ironwood, Gogebic-Iron County Airport (24.2 miles)

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  • Average Low 2020–2025

    32.7 °F

  • Average 2020–2025

    42.4 °F

  • Average High 2020–2025

    51.3 °F
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