Jefferson Memorial Park Weather Forecast

    • 34
    • 43

    Rain

    • 31
    • 44

    Rain

    • 26
    • 36

    Mostly Cloudy

    • 26
    • 35

    Chance Snow Showers

    • 17
    • 32

    Slight Chance Snow Showers

    • 18
    • 26

    Mostly Cloudy

Today 19 Feb Ontario

Some patchy fog in the Morning, otherwise mostly cloudy. Highs in the lower 40s. Light Winds.

Tonight 19 Feb Ontario

Mostly cloudy. A chance of rain overnight. Lows in the mid 30s. Light Winds, becoming southeast 10 to 15 Mph. Chance of rain 50 percent.

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Jefferson Memorial Park Temperature Statistics

February Temperature

Penn Yan, Penn Yan Airport (19.9 miles)

  • Lowest 9 February, 2026

    -4 °F

  • Average February

    19.2 °F

  • Highest 16 February, 2026

    48 °F

Climate (2021–Present)

Penn Yan, Penn Yan Airport (19.9 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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