Lake Winnisquam Weather Forecast

    • 14
    • 36

    Rain/Freezing Rain

    • 10
    • 19

    Mostly Cloudy

    • 9
    • 28

    Slight Chance Snow

    • 2
    • 17

    Partly Sunny

    • 6
    • 21

    Partly Sunny

    • 6
    • 24

    Slight Chance Snow

Today 29 Dec Belknap

Patchy fog after midnight. Areas of fog. Freezing rain. Rain. Ice accumulation of four Tenths to one half of an inch. Highs in the mid 30s. Light and variable Winds, becoming south around 10 Mph with Gusts up to 30 Mph this afternoon. Chance of precipitation near 100 percent.

Tonight 29 Dec Belknap

Partly cloudy. A slight chance of snow in the evening. Lows around 13. West Winds 15 to 20 Mph with Gusts up to 45 Mph. Chance of snow 20 percent. Wind chill Values as low as zero after midnight.

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Lake Winnisquam Temperature Statistics

December Temperature

Laconia, Laconia Municipal Airport (5 miles)

  • Lowest 9 December, 2025

    -2.9 °F

  • Average December

    23.4 °F

  • Highest 19 December, 2025

    57 °F

Climate (2020–Present)

Laconia, Laconia Municipal Airport (5 miles)

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  • Average Low 2020–2025

    39.3 °F

  • Average 2020–2025

    48.3 °F

  • Average High 2020–2025

    57.2 °F
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