St Johnsville Weather Forecast

    • 53
    • 76

    Mostly Cloudy

    • 55
    • 81

    Mostly Sunny

    • 38
    • 73

    Mostly Sunny

    • 39
    • 72

    Mostly Sunny

    • 48
    • 77

    Partly Sunny

    • 55
    • 82

    Partly Sunny

Today 17 Sep Montgomery

Partly sunny. Highs in the mid 70s. East Winds around 5 Mph.

Tonight 17 Sep Montgomery

Mostly cloudy. Patchy fog after midnight. Lows in the lower 50s. Light and variable Winds.

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St Johnsville Temperature Statistics

September Temperature

Schenectady Airport (38.5 miles)

  • Lowest 8 September, 2025

    51.8 °F

  • Average September

    69.4 °F

  • Highest 3 September, 2025

    84.2 °F

Climate (2020–Present)

Schenectady Airport (38.5 miles)

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  • Average Low 2020–2025

    45.1 °F

  • Average 2020–2025

    53.6 °F

  • Average High 2020–2025

    59.6 °F
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