Contoocook Weather Forecast

    • 61
    • 81

    Rain Showers

    • 54
    • 83

    Chance Thunderstorms

    • 51
    • 78

    Sunny

    • 54
    • 83

    Mostly Sunny

    • 55
    • 83

    Mostly Sunny

    • 59
    • 84

    Chance Rain Showers

Today 21 Jul Merrimack

Mostly cloudy. A chance of Showers and Thunderstorms this afternoon. Highs around 80. South Winds around 10 Mph with Gusts up to 25 Mph. Chance of rain 50 percent.

Tonight 21 Jul Merrimack

Showers with a chance of Thunderstorms in the Evening, then a chance of Showers with a slight chance of Thunderstorms after midnight. Patchy fog after midnight. Humid with Lows in the lower 60s. Southeast Winds around 10 Mph with Gusts up to 20 Mph in the Evening, becoming light and variable. Chance of rain near 100 percent.

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Contoocook Temperature Statistics

July Temperature

Concord Municipal Airport (10.6 miles)

  • Lowest 17 July, 2026

    52.6 °F

  • Average July

    74.4 °F

  • Highest 2 July, 2026

    97.6 °F

Climate (2021–2026)

Concord Municipal Airport (10.6 miles)

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  • Average Low 2021–2026

    38.2 °F

  • Average 2021–2026

    49.1 °F

  • Average High 2021–2026

    60.1 °F
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