Chapman State Park Weather Forecast

    • 43
    • 65

    Chance Rain Showers

    • 44
    • 69

    Partly Sunny

    • 48
    • 65

    Rain

    • 51
    • 59

    Rain

    • 54
    • 75

    Chance Rain Showers

    • 56
    • 78

    Chance Rain Showers

Today 20 May Warren

Mostly cloudy with a 50 percent chance of Showers. Much cooler with Highs in the lower 60s. Northwest Winds 5 to 10 Mph.

Tonight 20 May Warren

Mostly cloudy. Much cooler with Lows in the lower 40s. North Winds 5 to 10 Mph.

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  • Temperature Real-Time

Chapman State Park Temperature Statistics

May Temperature

Jamestown, Chautauqua County/Jamestown Airport (27.3 miles)

  • Lowest 12 May, 2026

    30 °F

  • Average May

    48.8 °F

  • Highest 17 May, 2026

    78.1 °F

Climate (2021–Present)

Jamestown, Chautauqua County/Jamestown Airport (27.3 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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