Highland Lake Weather Forecast

    • 39
    • 60

    Sunny

    • 36
    • 62

    Sunny

    • 35
    • 56

    Mostly Sunny

    • 35
    • 59

    Mostly Sunny

    • 31
    • 50

    Mostly Sunny

    • 34
    • 54

    Sunny

    • 39
    • 61

    Mostly Sunny

Today 19 Oct Merrimack

Sunny. Highs around 60. Light and variable Winds.

Tonight 19 Oct Merrimack

Mostly clear. Patchy dense fog after midnight. Lows in the upper 30s. Light and variable Winds.

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  • Temperature Real-Time

Highland Lake Temperature Statistics

October Temperature

Laconia, Laconia Municipal Airport (18.6 miles)

  • Lowest 17 October, 2026

    28.9 °F

  • Average October

    52.4 °F

  • Highest 2 October, 2026

    78.1 °F

Climate (2021–2026)

Laconia, Laconia Municipal Airport (18.6 miles)

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  • Average Low 2021–2026

    38.9 °F

  • Average 2021–2026

    48 °F

  • Average High 2021–2026

    56.9 °F
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