Whalen Memorial State Forest Weather Forecast

    • 47
    • 60

    Mostly Cloudy

    • 46
    • 63

    Mostly Cloudy

    • 45
    • 63

    Mostly Cloudy

    • 43
    • 64

    Mostly Sunny

    • 45
    • 62

    Partly Sunny

    • 45
    • 63

    Partly Sunny

    • 47
    • 65

    Partly Sunny

Today 21 Sep Chautauqua

Mostly sunny. Highs in the upper 60s.

Tonight 21 Sep Chautauqua

Mostly cloudy. Lows Ranging from the upper 40s in interior Valleys to the lower 50s along the lake Erie shore. Northeast Winds 10 to 15 Mph, becoming east 5 to 10 Mph.

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Whalen Memorial State Forest Temperature Statistics

September Temperature

Jamestown, Chautauqua County/Jamestown Airport (12.4 miles)

  • Lowest 15 September, 2026

    46 °F

  • Average September

    65.6 °F

  • Highest 2 September, 2026

    84 °F

Climate (2021–2026)

Jamestown, Chautauqua County/Jamestown Airport (12.4 miles)

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  • Average Low 2021–2026

    40.4 °F

  • Average 2021–2026

    48.1 °F

  • Average High 2021–2026

    55.8 °F
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