Shermans Bay Weather Forecast

    • 63
    • 79

    Rain Showers Likely

    • 49
    • 78

    Chance Rain Showers

    • 48
    • 67

    Partly Sunny

    • 59
    • 76

    Mostly Cloudy

    • 61
    • 80

    Rain Showers Likely

    • 54
    • 76

    Chance Rain Showers

Today 12 Sep Chautauqua

Some patchy fog in the Morning, otherwise partly sunny in the Morning, then mostly cloudy with a chance of Showers and Thunderstorms in the afternoon. More humid with Highs in the upper 70s. South Winds 10 Mph or less. Chance of rain 50 percent.

Tonight 12 Sep Chautauqua

Mostly cloudy. Showers likely with a chance of Thunderstorms in the Evening, then a chance of Showers overnight. Warmer and muggy with Lows in the mid 60s. Southwest Winds 10 Mph or less. Chance of rain 60 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Shermans Bay Temperature Statistics

September Temperature

Jamestown, Chautauqua County/Jamestown Airport (5 miles)

  • Lowest 7 September, 2026

    51.1 °F

  • Average September

    67.8 °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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