Plattsburgh International Airport Weather Forecast

    • 48
    • 70

    Increasing Clouds

    • 48
    • 68

    Chance Rain Showers

    • 47
    • 64

    Chance Rain Showers

    • 46
    • 62

    Chance Rain Showers

    • 46
    • 64

    Mostly Cloudy

    • 50
    • 69

    Slight Chance Rain Showers

Today 25 Sep Eastern Clinton

Mostly sunny. Highs in the lower 70s. Light and variable Winds, becoming north around 10 Mph this afternoon.

Tonight 25 Sep Eastern Clinton

Partly cloudy until Midnight, then becoming mostly cloudy. Lows in the upper 40s. North Winds around 10 Mph until Midnight, becoming light and variable.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Plattsburgh International Airport Temperature Statistics

September Temperature

Plattsburgh International Airport (0 miles)

  • Lowest 23 September, 2026

    37.9 °F

  • Average September

    61.5 °F

  • Highest 3 September, 2026

    82 °F

Climate (2021–2026)

Plattsburgh International Airport (0 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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