Porcupine Mountains Weather Forecast

    • 71
    • 86

    Chance Thunderstorms

    • 66
    • 90

    Severe Tstms

    • 65
    • 89

    Rain Showers Likely

    • 62
    • 85

    Chance Rain Showers

    • 59
    • 79

    Chance Thunderstorms

    • 59
    • 78

    Chance Thunderstorms

    • 58
    • 77

    Chance Rain Showers

Today 29 Jun Ontonagon

Partly cloudy. South Winds 5 to 10 Mph with Gusts up to 20 Mph.

Tonight 29 Jun Ontonagon

Mostly cloudy with a slight chance of Thunderstorms. A slight chance of Showers in the Evening, then a chance of Showers after midnight. Very warm with Lows in the lower 70s. South Winds 5 to 10 Mph with Gusts up to 25 Mph. Chance of rain 50 percent. Heat index Values up to 100 early.

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Porcupine Mountains Temperature Statistics

June Temperature

Ironwood, Gogebic-Iron County Airport (42.3 miles)

  • Lowest 22 June, 2026

    37 °F

  • Average June

    61.9 °F

  • Highest 7 June, 2026

    82 °F

Climate (2021–2026)

Ironwood, Gogebic-Iron County Airport (42.3 miles)

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  • Average Low 2021–2026

    32.7 °F

  • Average 2021–2026

    42.5 °F

  • Average High 2021–2026

    51.3 °F
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