Ontonagon Township Park Weather Forecast

    • 50
    • 67

    Patchy Fog

    • 52
    • 67

    Partly Sunny

    • 55
    • 72

    Rain Likely

    • 53
    • 69

    Slight Chance Rain Showers

    • 44
    • 63

    Partly Sunny

    • 40
    • 61

    Partly Sunny

Today 27 Sep Ontonagon

Mostly cloudy. Highs in the lower 70s. Light south Winds, becoming southwest in the afternoon.

Tonight 27 Sep Ontonagon

Areas of fog. Partly cloudy in the Evening, then becoming mostly cloudy. Lows 46 to 51. Light north Winds.

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Ontonagon Township Park Temperature Statistics

September Temperature

Houghton County Memorial Airport (43.5 miles)

  • Lowest 22 September, 2026

    36 °F

  • Average September

    59.4 °F

  • Highest 1 September, 2026

    82 °F

Climate (2021–2026)

Houghton County Memorial Airport (43.5 miles)

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  • Average Low 2021–2026

    35.8 °F

  • Average 2021–2026

    43.9 °F

  • Average High 2021–2026

    51.9 °F
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