Montpelier Weather Forecast

    • 45
    • 76

    Slight Chance Thunderstorms

    • 40
    • 74

    Partly Sunny

    • 42
    • 74

    Mostly Sunny

    • 45
    • 77

    Mostly Sunny

    • 47
    • 78

    Partly Sunny

    • 45
    • 74

    Chance Thunderstorms

Today 1 Sep Bear Lake Valley

Mostly sunny. A slight chance of rain in the morning. Then a slight chance of Showers and Thunderstorms in the afternoon. Highs 70 to 77.

Tonight 1 Sep Bear Lake Valley

Mostly cloudy with a slight chance of Showers and Thunderstorms in the evening. Then mostly clear with a slight chance of rain after midnight. Lows 44 to 54.

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Montpelier Temperature Statistics

September Temperature

Afton WY (32.3 miles)

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  • Average September

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Climate (2021–2026)

Afton WY (32.3 miles)

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  • Average Low 2021–2026

    26.3 °F

  • Average 2021–2026

    39.5 °F

  • Average High 2021–2026

    52.2 °F
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