Mount Pleasant State Forest Weather Forecast

    • 50
    • 69

    Increasing Clouds

    • 57
    • 68

    Rain Showers

    • 50
    • 65

    Rain Showers Likely

    • 49
    • 62

    Chance Rain Showers

    • 49
    • 61

    Chance Rain Showers

    • 49
    • 63

    Chance Rain Showers

Today 18 Sep Chautauqua

Some patchy fog in the Morning, otherwise mostly sunny. Highs around 70. Light Winds, becoming north around 10 Mph.

Tonight 18 Sep Chautauqua

Partly to mostly cloudy. Lows Ranging from around 50 in interior Valleys to the mid 50s along the lake Erie shore. Northeast Winds 5 to 10 Mph, becoming light.

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Mount Pleasant State Forest Temperature Statistics

September Temperature

Jamestown, Chautauqua County/Jamestown Airport (14.3 miles)

  • Lowest 15 September, 2026

    46 °F

  • Average September

    66 °F

  • Highest 2 September, 2026

    84 °F

Climate (2021–2026)

Jamestown, Chautauqua County/Jamestown Airport (14.3 miles)

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  • Average Low 2021–2026

    40.4 °F

  • Average 2021–2026

    48.1 °F

  • Average High 2021–2026

    55.9 °F
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