Jefferson Memorial Park Weather Forecast

    • 32
    • 44

    Slight Chance Snow Showers

    • 38
    • 56

    Rain Showers

    • 30
    • 42

    Rain/Snow Likely

    • 30
    • 40

    Slight Chance Rain Showers

    • 30
    • 42

    Slight Chance Rain Showers

    • 31
    • 43

    Mostly Cloudy

Today 14 Nov Ontario

Partly sunny with a chance of rain Showers Early, then mostly cloudy with a chance of rain Showers late this morning. Mostly cloudy this afternoon. Highs Ranging from the upper 30s on the Hilltops to the mid 40s across the lower Elevations. West Winds 10 Mph or Less, becoming northwest. Chance of rain 40 percent.

Tonight 14 Nov Ontario

Mostly cloudy. Lows in the lower 30s. Light Winds.

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Jefferson Memorial Park Temperature Statistics

November Temperature

Penn Yan, Penn Yan Airport (19.9 miles)

  • Lowest 11 November, 2025

    25 °F

  • Average November

    42.2 °F

  • Highest 5 November, 2025

    60.1 °F

Climate (2020–Present)

Penn Yan, Penn Yan Airport (19.9 miles)

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  • Average Low 2020–2025

    42.1 °F

  • Average 2020–2025

    50.6 °F

  • Average High 2020–2025

    59.3 °F
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