Harbour Springs Weather Forecast

    • 65
    • 84

    Decreasing Clouds

    • 60
    • 80

    Partly Sunny

    • 61
    • 81

    Partly Sunny

    • 70
    • 86

    Slight Chance Thunderstorms

    • 63
    • 87

    Partly Sunny

    • 58
    • 79

    Partly Sunny

    • 60
    • 80

    Partly Sunny

Today 5 Sep Northern Will

Partly cloudy. Temperatures in the lower 80s. Northeast Winds around 10 Mph.

Tonight 5 Sep Northern Will

Partly cloudy. Lows in the mid 60s. Northeast Winds 5 to 10 Mph.

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Harbour Springs Temperature Statistics

September Temperature

Lewis University Airport (10.6 miles)

  • Lowest 1 September, 2026

    74.6 °F

  • Average September

    83.1 °F

  • Highest 2 September, 2026

    94.6 °F

Climate (2021–2026)

Lewis University Airport (10.6 miles)

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  • Average Low 2021–2026

    43.6 °F

  • Average 2021–2026

    52.5 °F

  • Average High 2021–2026

    61.9 °F
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