Contoocook Weather Forecast

    • 56
    • 80

    Mostly Sunny

    • 68
    • 92

    Slight Chance Rain Showers

    • 46
    • 86

    Chance Rain Showers

    • 40
    • 63

    Mostly Sunny

    • 43
    • 66

    Chance Rain Showers

    • 43
    • 61

    Chance Rain Showers

Today 18 May Merrimack

Mostly cloudy late this Morning, then becoming partly sunny. A slight chance of Showers late this morning. Highs in the upper 70s. Southeast Winds around 10 Mph. Chance of rain 20 percent.

Tonight 18 May Merrimack

Mostly clear. Lows in the upper 50s. Light and variable Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Contoocook Temperature Statistics

May Temperature

Concord Municipal Airport (10.6 miles)

  • Lowest 4 May, 2026

    30.7 °F

  • Average May

    52.3 °F

  • Highest 5 May, 2026

    86.6 °F

Climate (2021–Present)

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 °F
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