Allenstown Weather Forecast

    • 18
    • 38

    Chance Snow

    • 19
    • 39

    Slight Chance Snow

    • 24
    • 37

    Snow

    • 13
    • 35

    Chance Snow

    • 21
    • 34

    Chance Snow

    • 14
    • 33

    Chance Snow

Today 18 Feb Merrimack

Mostly cloudy. A chance of snow and rain in the afternoon. Highs in the mid 30s. Light and variable Winds. Chance of precipitation 50 percent.

Tonight 18 Feb Merrimack

Partly cloudy. Lows in the lower 20s. 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

    18.2 °F

  • Highest 16 February, 2026

    37 °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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