Seneca Castle Weather Forecast

    • 55
    • 68

    Rain Showers Likely

    • 54
    • 75

    Chance Rain Showers

    • 59
    • 82

    Partly Sunny

    • 54
    • 79

    Partly Sunny

    • 49
    • 70

    Partly Sunny

    • 47
    • 66

    Partly Sunny

Today 24 May Ontario

Mostly cloudy. Showers likely in the morning. Breezy with Highs Ranging from the mid 60s on the Hilltops to around 70 across the lower Elevations. South Winds 10 to 20 Mph with Gusts up to 35 Mph. Chance of rain 70 percent.

Tonight 24 May Ontario

Mostly cloudy. A chance of Showers in the Evening, then Showers likely overnight. Lows in the mid 50s. South Winds 5 to 10 Mph, becoming light. Chance of rain 60 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Seneca Castle Temperature Statistics

May Temperature

Penn Yan, Penn Yan Airport (16.8 miles)

  • Lowest 7 May, 2026

    32 °F

  • Average May

    54.2 °F

  • Highest 18 May, 2026

    90 °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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