St. John's Bluff Weather Forecast

    • 61
    • 79

    Increasing Clouds

    • 54
    • 77

    Partly Sunny

    • 61
    • 78

    Partly Sunny

    • 63
    • 85

    Chance Rain Showers

    • 62
    • 79

    Rain Showers Likely

    • 61
    • 78

    Chance Rain Showers

    • 59
    • 77

    Chance Rain Showers

Today 18 Sep Lake

Patchy fog this morning. Mostly sunny. Highs in the upper 70s. West Winds 5 to 10 Mph.

Tonight 18 Sep Lake

Mostly clear. Patchy fog after midnight. Lows around 60. Southwest Winds around 5 Mph, becoming northeast after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

St. John's Bluff Temperature Statistics

September Temperature

Willoughby (3.1 miles)

  • Lowest 9 September, 2025

    47.1 °F

  • Average September

    62.8 °F

  • Highest 3 September, 2025

    81.7 °F

Climate (2020–Present)

Willoughby (3.1 miles)

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  • Average Low 2020–2025

    43.8 °F

  • Average 2020–2025

    51.8 °F

  • Average High 2020–2025

    59.3 °F
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