John Mack Bay Weather Forecast

    • 40
    • 62

    Chance Rain Showers

    • 38
    • 52

    Rain

    • 36
    • 58

    Mostly Cloudy

    • 36
    • 58

    Partly Sunny

    • 37
    • 60

    Mostly Cloudy

    • 38
    • 59

    Chance Rain Showers

Today 19 Sep Hamilton

Patchy fog this morning. Mostly sunny. Highs in the lower 60s. Light and variable Winds, becoming southeast around 5 Mph this afternoon.

Tonight 19 Sep Hamilton

Partly cloudy in the Evening, then becoming mostly cloudy. Lows in the upper 30s. Light and variable Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

John Mack Bay Temperature Statistics

September Temperature

Saranac Lake, Adirondack Regional Airport (51 miles)

  • Lowest 12 September, 2026

    31.6 °F

  • Average September

    58.3 °F

  • Highest 3 September, 2026

    77.6 °F

Climate (2021–2026)

Saranac Lake, Adirondack Regional Airport (51 miles)

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  • Average Low 2021–2026

    30.7 °F

  • Average 2021–2026

    42.5 °F

  • Average High 2021–2026

    53.6 °F
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