Penacook Lake Watershed Weather Forecast

    • 12
    • 32

    Clearing Late

    • 0
    • 20

    Mostly Sunny

    • 19
    • 26

    Slight Chance Snow

    • 25
    • 36

    Chance Rain/Snow

    • 18
    • 35

    Slight Chance Snow Showers

    • 14
    • 31

    Chance Snow Showers

Today 7 Dec Merrimack

Cloudy with a 20 percent chance of snow. Highs in the lower 30s. Light and variable Winds.

Tonight 7 Dec Merrimack

Mostly cloudy with a chance of snow in the Evening, then partly cloudy after midnight. Lows around 11. South Winds around 10 Mph, becoming northwest after midnight. Chance of snow 50 percent. Wind chill Values as low as 2 below after midnight.

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Penacook Lake Watershed Temperature Statistics

December Temperature

Concord Municipal Airport (4.3 miles)

  • Lowest 5 December, 2025

    3 °F

  • Average December

    23.9 °F

  • Highest 1 December, 2025

    37 °F

Climate (2020–Present)

Concord Municipal Airport (4.3 miles)

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  • Average Low 2020–2025

    38.6 °F

  • Average 2020–2025

    49.3 °F

  • Average High 2020–2025

    60.1 °F
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