Sinclairville Weather Forecast

    • 23
    • 37

    Becoming Sunny

    • 46
    • 56

    Chance Rain Showers

    • 41
    • 60

    Partly Sunny

    • 47
    • 66

    Partly Sunny

    • 49
    • 69

    Chance Rain Showers

    • 44
    • 61

    Rain Showers Likely

Today 20 Apr Chautauqua

Mostly sunny and cold with Highs in the upper 30s. Northwest Winds 5 to 10 Mph.

Tonight 20 Apr Chautauqua

Mainly clear. Cold with Lows Ranging from the lower 20s in interior Valleys to the upper 20s along the lake Erie shore. West Winds 10 Mph or less.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sinclairville Temperature Statistics

April Temperature

Jamestown, Chautauqua County/Jamestown Airport (7.5 miles)

  • Lowest 8 April, 2026

    15.1 °F

  • Average April

    50.2 °F

  • Highest 4 April, 2026

    78.1 °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

    55.9 °F
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