Port Clinton Weather Forecast

    • 53
    • 68

    Mostly Sunny

    • 57
    • 72

    Mostly Sunny

    • 61
    • 74

    Mostly Sunny

    • 61
    • 75

    Mostly Sunny

    • 62
    • 75

    Mostly Sunny

    • 65
    • 79

    Partly Sunny

    • 63
    • 77

    Partly Sunny

Today 8 Sep Ottawa

Mostly sunny. Highs around 70. Northwest Winds around 5 Mph, becoming northeast this afternoon.

Tonight 8 Sep Ottawa

Mostly clear. Lows in the upper 40s. Southeast Winds around 5 Mph.

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Port Clinton Temperature Statistics

September Temperature

Port Clinton Carl R Keller Field Airport (3.1 miles)

  • Lowest 1 September, 2025

    51.8 °F

  • Average September

    64.2 °F

  • Highest 3 September, 2025

    80.6 °F

Climate (2020–Present)

Port Clinton Carl R Keller Field Airport (3.1 miles)

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  • Average Low 2020–2025

    45.5 °F

  • Average 2020–2025

    52.7 °F

  • Average High 2020–2025

    60.3 °F
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