Sinclairville Weather Forecast

    • 19
    • 34

    Decreasing Clouds

    • 24
    • 33

    Mostly Cloudy

    • 37
    • 50

    Mostly Cloudy

    • 42
    • 53

    Rain Showers Likely

    • 51
    • 61

    Rain Showers Likely

    • 45
    • 66

    Rain Showers Likely

Today 27 Mar Chautauqua

Mostly cloudy late this Morning, then becoming mostly sunny. Cold with Highs Ranging from the lower 30s along the lake Erie shore to the upper 30s inland. North Winds 10 to 15 Mph, Diminishing to 5 to 10 Mph.

Tonight 27 Mar Chautauqua

Mainly clear in the Evening, then becoming partly cloudy. Lows 20 to 25. Light northwest Winds.

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Sinclairville Temperature Statistics

March Temperature

Jamestown, Chautauqua County/Jamestown Airport (7.5 miles)

  • Lowest 2 March, 2026

    7 °F

  • Average March

    38.7 °F

  • Highest 7 March, 2026

    71.1 °F

Climate (2021–Present)

Jamestown, Chautauqua County/Jamestown Airport (7.5 miles)

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  • Average Low 2021–2026

    40.4 °F

  • Average 2021–2026

    48 °F

  • Average High 2021–2026

    55.8 °F
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