Seneca Castle Weather Forecast

    • 48
    • 57

    Rain Showers

    • 47
    • 65

    Partly Sunny

    • 39
    • 55

    Partly Sunny

    • 36
    • 53

    Mostly Sunny

    • 43
    • 58

    Partly Sunny

    • 53
    • 69

    Chance Rain Showers

Today 13 Oct Ontario

Cloudy with scattered Showers. Highs Ranging from the lower 50s on the Hilltops to the upper 50s across the lower Elevations. Northeast Winds 10 Mph or less. Chance of rain 50 percent.

Tonight 13 Oct Ontario

Mostly cloudy with some patchy fog developing overnight. Lows in the upper 40s. Northeast Winds 10 Mph or less.

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Seneca Castle Temperature Statistics

October Temperature

Penn Yan, Penn Yan Airport (16.8 miles)

  • Lowest 9 October, 2025

    32 °F

  • Average October

    58.2 °F

  • Highest 6 October, 2025

    84 °F

Climate (2020–Present)

Penn Yan, Penn Yan Airport (16.8 miles)

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  • Average Low 2020–2025

    42.1 °F

  • Average 2020–2025

    50.7 °F

  • Average High 2020–2025

    59.4 °F
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