Seneca Castle Weather Forecast

    • 46
    • 65

    Slight Chance Rain Showers

    • 34
    • 65

    Rain Showers Likely

    • 32
    • 49

    Mostly Sunny

    • 56
    • 63

    Chance Rain Showers

    • 60
    • 72

    Chance Rain Showers

    • 57
    • 77

    Chance Rain Showers

Today 9 Apr Ontario

Partly to mostly sunny. Warm with Highs Ranging from the lower 60s on the Hilltops to the mid 60s across the lower Elevations. South Winds 15 to 20 Mph with Gusts up to 35 Mph.

Tonight 9 Apr Ontario

Mostly cloudy. A chance of Showers in the evening. Lows in the mid 40s. South Winds 10 to 15 Mph with Gusts up to 30 Mph in the Evening, Diminishing to 5 to 10 Mph. Chance of rain 40 percent.

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Seneca Castle Temperature Statistics

April Temperature

Penn Yan, Penn Yan Airport (16.8 miles)

  • Lowest 7 April, 2026

    24.1 °F

  • Average April

    43.1 °F

  • Highest 4 April, 2026

    70 °F

Climate (2021–Present)

Penn Yan, Penn Yan Airport (16.8 miles)

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  • Average Low 2021–2026

    41.8 °F

  • Average 2021–2026

    50.4 °F

  • Average High 2021–2026

    59.1 °F
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