Calais Weather Forecast

    • 42
    • 69

    Chance Rain Showers

    • 39
    • 68

    Mostly Sunny

    • 44
    • 73

    Mostly Sunny

    • 47
    • 75

    Partly Sunny

    • 38
    • 69

    Mostly Sunny

    • 37
    • 66

    Mostly Sunny

Today 7 Sep Washington

Patchy dense fog in the morning. Mostly cloudy with a chance of Showers in the Morning, then partly sunny with a slight chance of Showers in the afternoon. Highs in the upper 60s. Light and variable Winds. Chance of rain 30 percent.

Tonight 7 Sep Washington

Mostly clear. Lows in the lower 40s. Light and variable Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Calais Temperature Statistics

September Temperature

Barre / Montpelier, Knapp State Airport (11.8 miles)

  • Lowest 1 September, 2025

    46 °F

  • Average September

    61.7 °F

  • Highest 4 September, 2025

    80.1 °F

Climate (2020–Present)

Barre / Montpelier, Knapp State Airport (11.8 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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