Fern Lake Weather Forecast

    • 40
    • 59

    Increasing Clouds

    • 41
    • 52

    Rain

    • 39
    • 55

    Partly Sunny

    • 39
    • 57

    Mostly Sunny

    • 39
    • 62

    Mostly Sunny

    • 41
    • 62

    Mostly Cloudy

    • 44
    • 62

    Chance Rain Showers

Today 19 Sep Western Clinton

Partly sunny. Highs in the mid 60s.

Tonight 19 Sep Western Clinton

Mostly clear until Midnight, then becoming partly cloudy. Lows in the upper 30s. Light and variable Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Fern Lake Temperature Statistics

September Temperature

Plattsburgh International Airport (16.2 miles)

  • Lowest 15 September, 2026

    43 °F

  • Average September

    64.6 °F

  • Highest 3 September, 2026

    82 °F

Climate (2021–2026)

Plattsburgh International Airport (16.2 miles)

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  • Average Low 2021–2026

    38.1 °F

  • Average 2021–2026

    47.4 °F

  • Average High 2021–2026

    55.8 °F
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