Finger Lakes Regional Airport Weather Forecast

    • 44
    • 66

    Sunny

    • 44
    • 67

    Mostly Sunny

    • 50
    • 68

    Mostly Sunny

    • 52
    • 68

    Partly Sunny

    • 50
    • 67

    Slight Chance Rain Showers

    • 49
    • 67

    Mostly Sunny

    • 54
    • 70

    Mostly Sunny

Today 23 Sep Seneca

Partly sunny. Highs in the mid 70s.

Tonight 23 Sep Seneca

Clear. Lows in the mid 40s. East Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Finger Lakes Regional Airport Temperature Statistics

September Temperature

Penn Yan, Penn Yan Airport (21.1 miles)

  • Lowest 19 September, 2026

    43 °F

  • Average September

    65.7 °F

  • Highest 1 September, 2026

    82.9 °F

Climate (2021–2026)

Penn Yan, Penn Yan Airport (21.1 miles)

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  • Average Low 2021–2026

    41.7 °F

  • Average 2021–2026

    50.3 °F

  • Average High 2021–2026

    59 °F
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