Highland Lake Weather Forecast

    • 51
    • 77

    Rain Showers

    • 52
    • 77

    Mostly Sunny

    • 52
    • 79

    Chance Rain Showers

    • 57
    • 77

    Rain Showers

    • 55
    • 79

    Slight Chance Rain Showers

    • 53
    • 76

    Partly Sunny

Today 15 Jun Merrimack

Partly sunny. Isolated Showers in the morning. Highs in the upper 70s. Northwest Winds around 10 Mph with Gusts up to 20 Mph. Chance of rain 20 percent.

Tonight 15 Jun Merrimack

Rain with isolated Thunderstorms. Lows in the lower 60s. South Winds around 10 Mph with Gusts up to 25 Mph. Chance of rain near 100 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Highland Lake Temperature Statistics

June Temperature

Laconia, Laconia Municipal Airport (18.6 miles)

  • Lowest 2 June, 2026

    42.1 °F

  • Average June

    68.1 °F

  • Highest 12 June, 2026

    89.1 °F

Climate (2021–Present)

Laconia, Laconia Municipal Airport (18.6 miles)

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  • Average Low 2021–2026

    39 °F

  • Average 2021–2026

    48 °F

  • Average High 2021–2026

    56.9 °F
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