Alton Bay Weather Forecast

    • 64
    • 89

    Decreasing Clouds

    • 59
    • 84

    Thunderstorms

    • 57
    • 76

    Mostly Sunny

    • 63
    • 82

    Partly Sunny

    • 70
    • 90

    Partly Sunny

    • 69
    • 90

    Thunderstorms

Today 2 Jul Belknap

Mostly cloudy this Morning, then becoming partly sunny. Warm with Highs in the mid 80s. West Winds around 10 Mph.

Tonight 2 Jul Belknap

Mostly clear. Lows in the mid 60s. West Winds around 10 Mph in the Evening, becoming light and variable.

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Alton Bay Temperature Statistics

July Temperature

Laconia, Laconia Municipal Airport (11.2 miles)

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  • Average July

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Climate (2020–Present)

Laconia, Laconia Municipal Airport (11.2 miles)

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  • Average Low 2020–2025

    39.5 °F

  • Average 2020–2025

    48.3 °F

  • Average High 2020–2025

    57.3 °F
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