Webster Lake Weather Forecast

    • 17
    • 32

    Increasing Clouds

    • 20
    • 40

    Decreasing Clouds

    • 32
    • 42

    Rain

    • 19
    • 52

    Rain

    • 23
    • 31

    Slight Chance Snow

    • 17
    • 38

    Partly Sunny

    • 12
    • 27

    Partly Sunny

Today 16 Dec Merrimack

Mostly sunny. Highs in the upper 20s. Light and variable Winds.

Tonight 16 Dec Merrimack

Mostly cloudy this Evening, then becoming partly cloudy. Lows around 18. Light and variable Winds, becoming south around 10 Mph after midnight.

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Webster Lake Temperature Statistics

December Temperature

Laconia, Laconia Municipal Airport (14.9 miles)

  • Lowest 9 December, 2025

    -2.9 °F

  • Average December

    22.1 °F

  • Highest 1 December, 2025

    37 °F

Climate (2020–Present)

Laconia, Laconia Municipal Airport (14.9 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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