Ontonagon County - Schuster Field Weather Forecast

    • 64
    • 77

    Rain Showers

    • 54
    • 72

    Mostly Sunny

    • 57
    • 71

    Mostly Sunny

    • 59
    • 80

    Rain Showers Likely

    • 52
    • 71

    Slight Chance Rain Showers

    • 50
    • 67

    Mostly Cloudy

Today 8 Sep Ontonagon

Showers with a chance of Thunderstorms in the morning. Highs around 77. South Winds 10 to 15 Mph with Gusts up to 30 Mph. Chance of rain 100 percent.

Tonight 8 Sep Ontonagon

Mostly cloudy in the Evening, then becoming mostly clear. Lows around 63. Southwest Winds 5 to 10 Mph, becoming west after midnight. Gusts up to 30 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Ontonagon County - Schuster Field Temperature Statistics

September Temperature

Ironwood, Gogebic-Iron County Airport (42.3 miles)

  • Lowest 1 September, 2026

    52 °F

  • Average September

    68.1 °F

  • Highest 1 September, 2026

    86 °F

Climate (2021–2026)

Ironwood, Gogebic-Iron County Airport (42.3 miles)

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  • Average Low 2021–2026

    32.8 °F

  • Average 2021–2026

    42.7 °F

  • Average High 2021–2026

    51.4 °F
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