Shermans Bay Weather Forecast

    • 60
    • 77

    Chance Rain Showers

    • 63
    • 79

    Rain Showers Likely

    • 60
    • 79

    Chance Rain Showers

    • 55
    • 76

    Chance Rain Showers

    • 55
    • 75

    Chance Rain Showers

    • 53
    • 72

    Chance Rain Showers

Today 15 Sep Chautauqua

Mostly sunny. Highs in the mid 70s. South Winds 10 to 15 Mph with Gusts up to 30 Mph this morning.

Tonight 15 Sep Chautauqua

Partly cloudy in the Evening, then mostly cloudy with a chance of Showers overnight. Warmer with Lows Ranging from the upper 50s in interior Valleys to the mid 60s along the lake Erie shore. South Winds 10 to 15 Mph, Diminishing to 5 to 10 Mph. Chance of rain 50 percent.

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Shermans Bay Temperature Statistics

September Temperature

Jamestown, Chautauqua County/Jamestown Airport (5 miles)

  • Lowest 7 September, 2026

    51.1 °F

  • Average September

    67 °F

  • Highest 2 September, 2026

    84 °F

Climate (2021–2026)

Jamestown, Chautauqua County/Jamestown Airport (5 miles)

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  • Average Low 2021–2026

    40.4 °F

  • Average 2021–2026

    48.1 °F

  • Average High 2021–2026

    55.9 °F
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