Pleasant Lake Weather Forecast

    • 60
    • 72

    Rain Showers

    • 41
    • 70

    Partly Sunny

    • 45
    • 64

    Rain Showers Likely

    • 46
    • 59

    Rain Showers

    • 43
    • 64

    Partly Sunny

    • 41
    • 59

    Partly Sunny

    • 43
    • 59

    Partly Sunny

Today 17 Sep Merrimack

Showers likely with a slight chance of Thunderstorms. Highs in the mid 70s. Light and variable Winds. Chance of rain 70 percent.

Tonight 17 Sep Merrimack

Cloudy. Showers with a slight chance of Thunderstorms in the Evening, then a chance of Showers after midnight. Patchy fog. Humid with Lows in the upper 50s. Light and variable Winds. Chance of rain 90 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Pleasant Lake Temperature Statistics

September Temperature

Lebanon Municipal Airport (22.4 miles)

  • Lowest 15 September, 2026

    42.1 °F

  • Average September

    62.2 °F

  • Highest 10 September, 2026

    82 °F

Climate (2021–2026)

Lebanon Municipal Airport (22.4 miles)

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  • Average Low 2021–2026

    37.8 °F

  • Average 2021–2026

    48.7 °F

  • Average High 2021–2026

    59.7 °F
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