Highland Lake Weather Forecast

    • 34
    • 51

    Mostly Sunny

    • 32
    • 59

    Mostly Sunny

    • 38
    • 63

    Mostly Sunny

    • 45
    • 68

    Chance Rain Showers

    • 43
    • 62

    Chance Rain Showers

    • 42
    • 60

    Chance Rain Showers

Today 16 Oct Merrimack

Mostly sunny. Highs in the lower 50s. Northwest Winds 10 to 15 Mph with Gusts up to 30 Mph.

Tonight 16 Oct Merrimack

Mostly clear. Lows in the lower 30s. Northwest Winds around 10 Mph with Gusts up to 25 Mph.

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Highland Lake Temperature Statistics

October Temperature

Laconia, Laconia Municipal Airport (18.6 miles)

  • Lowest 10 October, 2025

    28 °F

  • Average October

    56 °F

  • Highest 6 October, 2025

    84 °F

Climate (2020–Present)

Laconia, Laconia Municipal Airport (18.6 miles)

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  • Average Low 2020–2025

    39.5 °F

  • Average 2020–2025

    48.4 °F

  • Average High 2020–2025

    57.4 °F
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