Sinclairville Weather Forecast

    • 47
    • 71

    Sunny

    • 57
    • 79

    Partly Sunny

    • 60
    • 80

    Slight Chance Thunderstorms

    • 63
    • 80

    Chance Thunderstorms

    • 63
    • 82

    Rain Showers Likely

    • 59
    • 79

    Rain Showers Likely

    • 58
    • 74

    Chance Rain Showers

Today 23 Jul Chautauqua

Sunny, cool with Highs in the lower 70s. Northwest Winds around 10 Mph.

Tonight 23 Jul Chautauqua

Mainly clear with Areas of fog developing after midnight. Cool with Lows Ranging from the mid 40s in interior Valleys to the mid 50s along the lake Erie shore. Light Winds.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Sinclairville Temperature Statistics

July Temperature

Jamestown, Chautauqua County/Jamestown Airport (7.5 miles)

  • Lowest 20 July, 2026

    50 °F

  • Average July

    71.9 °F

  • Highest 1 July, 2026

    89.1 °F

Climate (2021–2026)

Jamestown, Chautauqua County/Jamestown Airport (7.5 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    40.4 °F

  • Average 2021–2026

    48.1 °F

  • Average High 2021–2026

    55.9 °F
Get WillyWeather+ to remove ads