Merrimack River - Merrimacport Weather Forecast

    • 1
    • 29

    Becoming Sunny

    • 2
    • 13

    Partly Sunny

    • 13
    • 24

    Snow

    • 6
    • 22

    Snow Likely

    • 6
    • 20

    Partly Sunny

    • 5
    • 24

    Mostly Cloudy

Today 23 Jan Western Essex

Mostly sunny. Cooler with Highs around 30. West Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 23 Jan Western Essex

Partly cloudy. Lows around 19. West Winds 5 to 10 Mph.

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Merrimack River - Merrimacport Temperature Statistics

January Temperature

Lawrence Municipal Airport (9.3 miles)

  • Lowest 20 January, 2026

    10.9 °F

  • Average January

    30 °F

  • Highest 10 January, 2026

    50 °F

Climate (2021–Present)

Lawrence Municipal Airport (9.3 miles)

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  • Average Low 2021–2026

    43.1 °F

  • Average 2021–2026

    52.1 °F

  • Average High 2021–2026

    61 °F
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