Montpelier Junction Weather Forecast

    • 47
    • 78

    Mostly Sunny

    • 48
    • 80

    Mostly Sunny

    • 51
    • 79

    Mostly Cloudy

    • 52
    • 84

    Partly Sunny

    • 36
    • 67

    Mostly Sunny

    • 36
    • 66

    Mostly Sunny

Today 15 Sep Washington

Patchy dense fog this morning. Mostly sunny. Highs in the mid 70s. Light and variable Winds.

Tonight 15 Sep Washington

Clear. Patchy fog after midnight. Lows in the upper 40s. Light and variable Winds.

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Montpelier Junction Temperature Statistics

September Temperature

Barre / Montpelier, Knapp State Airport (3.7 miles)

  • Lowest 9 September, 2025

    39 °F

  • Average September

    58.3 °F

  • Highest 4 September, 2025

    80.1 °F

Climate (2020–Present)

Barre / Montpelier, Knapp State Airport (3.7 miles)

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  • Average Low 2020–2025

    36.8 °F

  • Average 2020–2025

    46.2 °F

  • Average High 2020–2025

    55.7 °F
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