Pleasant Lake Weather Forecast

    • 52
    • 73

    Chance Rain Showers

    • 64
    • 75

    Rain Showers

    • 53
    • 81

    Partly Sunny

    • 48
    • 69

    Mostly Sunny

    • 54
    • 75

    Partly Sunny

    • 56
    • 79

    Mostly Cloudy

Today 8 Sep Merrimack

Partly sunny. Highs in the mid 70s. Light and variable Winds, becoming northwest around 10 Mph this afternoon.

Tonight 8 Sep Merrimack

Partly cloudy this Evening, then mostly cloudy with a chance of Sprinkles after midnight. Lows in the lower 50s. Light and variable Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Pleasant Lake Temperature Statistics

September Temperature

Lebanon Municipal Airport (22.4 miles)

  • Lowest 6 September, 2026

    50 °F

  • Average September

    64.2 °F

  • Highest 4 September, 2026

    80.1 °F

Climate (2021–2026)

Lebanon Municipal Airport (22.4 miles)

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  • Average Low 2021–2026

    37.9 °F

  • Average 2021–2026

    48.7 °F

  • Average High 2021–2026

    59.7 °F
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