Allenstown Weather Forecast

    • 14
    • 34

    Mostly Cloudy

    • 20
    • 35

    Snow Likely

    • 17
    • 30

    Snow

    • 4
    • 30

    Partly Sunny

    • 20
    • 33

    Chance Rain/Snow

    • 23
    • 41

    Chance Rain/Snow

Today 21 Feb Merrimack

Mostly cloudy. A chance of snow this morning. Highs in the lower 30s. Light and variable Winds. Chance of snow 50 percent.

Tonight 21 Feb Merrimack

Partly cloudy in the Evening, then becoming mostly cloudy. Lows around 14. Light and variable Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Allenstown Temperature Statistics

February Temperature

Concord Municipal Airport (5.6 miles)

  • Lowest 1 February, 2026

    -9.3 °F

  • Average February

    20.2 °F

  • Highest 19 February, 2026

    43 °F

Climate (2021–Present)

Concord Municipal Airport (5.6 miles)

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  • Average Low 2021–2026

    38.3 °F

  • Average 2021–2026

    49.1 °F

  • Average High 2021–2026

    60 °F
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