Graniteville Weather Forecast

    • 43
    • 66

    Slight Chance Rain Showers

    • 39
    • 65

    Mostly Sunny

    • 44
    • 70

    Mostly Sunny

    • 47
    • 73

    Partly Sunny

    • 41
    • 72

    Mostly Sunny

    • 41
    • 66

    Mostly Sunny

    • 47
    • 70

    Partly Sunny

Today 7 Sep Washington

Mostly cloudy with a 20 percent chance of Showers. Highs in the upper 60s. Light and variable Winds.

Tonight 7 Sep Washington

Partly cloudy until Midnight, then clearing. Patchy dense fog. Lows in the lower 40s. Light and variable Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Graniteville Temperature Statistics

September Temperature

Barre / Montpelier, Knapp State Airport (5 miles)

  • Lowest 1 September, 2025

    46 °F

  • Average September

    62.9 °F

  • Highest 4 September, 2025

    80.1 °F

Climate (2020–Present)

Barre / Montpelier, Knapp State Airport (5 miles)

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  • Average Low 2020–2025

    36.9 °F

  • Average 2020–2025

    46.2 °F

  • Average High 2020–2025

    55.7 °F
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