Merrimac Weather Forecast

    • 43
    • 54

    Slight Chance Rain

    • 33
    • 53

    Rain Showers

    • 28
    • 49

    Partly Sunny

    • 35
    • 49

    Partly Sunny

    • 37
    • 54

    Partly Sunny

    • 39
    • 61

    Partly Sunny

    • 40
    • 60

    Partly Sunny

Today 18 Apr Western Essex

Mostly cloudy. Near steady temperature in the lower 50s. East Winds 5 to 10 Mph.

Tonight 18 Apr Western Essex

Cloudy. Patchy fog. A slight chance of Showers with patchy drizzle after midnight. Lows in the lower 40s. East Winds around 5 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Merrimac Temperature Statistics

April Temperature

Lawrence Municipal Airport (9.9 miles)

  • Lowest 8 April, 2026

    27 °F

  • Average April

    46.9 °F

  • Highest 13 April, 2026

    73 °F

Climate (2021–Present)

Lawrence Municipal Airport (9.9 miles)

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  • Average Low 2021–2026

    42.9 °F

  • Average 2021–2026

    51.9 °F

  • Average High 2021–2026

    60.9 °F
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