Peru Weather Forecast

    • 42
    • 65

    Mostly Sunny

    • 55
    • 71

    Chance Rain Showers

    • 54
    • 78

    Mostly Cloudy

    • 56
    • 75

    Chance Rain Showers

    • 49
    • 72

    Partly Sunny

    • 52
    • 69

    Rain Showers Likely

    • 49
    • 68

    Chance Rain Showers

Today 14 Sep Eastern Clinton

Mostly sunny. Highs in the mid 60s. Northwest Winds 10 to 15 Mph.

Tonight 14 Sep Eastern Clinton

Clear. Lows in the lower 40s, except in the mid 40s along lake Champlain. Northwest Winds around 10 Mph until Midnight, becoming light and variable.

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Peru Temperature Statistics

September Temperature

Plattsburgh International Airport (5.6 miles)

  • Lowest 12 September, 2026

    44.1 °F

  • Average September

    65.5 °F

  • Highest 3 September, 2026

    82 °F

Climate (2021–2026)

Plattsburgh International Airport (5.6 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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