Seneca Castle Weather Forecast

    • 60
    • 83

    Increasing Clouds

    • 68
    • 86

    Partly Sunny

    • 75
    • 92

    Chance Thunderstorms

    • 76
    • 95

    Mostly Sunny

    • 74
    • 95

    Slight Chance Thunderstorms

    • 70
    • 91

    Chance Thunderstorms

Today 28 Jun Ontario

Some patchy fog in the Morning, otherwise mostly sunny. Highs Ranging from the mid 70s on the Hilltops to the lower 80s across the lower Elevations. Northeast Winds 10 Mph or less.

Tonight 28 Jun Ontario

Mainly clear in the Evening, then becoming partly cloudy. Lows around 60. Light Winds.

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Seneca Castle Temperature Statistics

June Temperature

Penn Yan, Penn Yan Airport (16.8 miles)

  • Lowest 1 June, 2026

    44.1 °F

  • Average June

    66.5 °F

  • Highest 11 June, 2026

    90 °F

Climate (2021–2026)

Penn Yan, Penn Yan Airport (16.8 miles)

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  • Average Low 2021–2026

    41.8 °F

  • Average 2021–2026

    50.3 °F

  • Average High 2021–2026

    59 °F
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