Merrimack River - Interstate 495 Bridge Weather Forecast

    • 59
    • 82

    Becoming Sunny

    • 68
    • 86

    Partly Sunny

    • 61
    • 85

    Chance Thunderstorms

    • 56
    • 79

    Mostly Sunny

    • 61
    • 82

    Partly Sunny

    • 67
    • 86

    Partly Sunny

Today 18 Jul Western Essex

Sunny. Not as warm. Less humid with Highs around 80. Northwest Winds 10 to 15 Mph.

Tonight 18 Jul Western Essex

Mostly clear. Lows in the mid 60s. West Winds around 10 Mph with Gusts up to 25 Mph.

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Merrimack River - Interstate 495 Bridge Temperature Statistics

July Temperature

Lawrence Municipal Airport (3.7 miles)

  • Lowest 5 July, 2025

    55.7 °F

  • Average July

    75.4 °F

  • Highest 6 July, 2025

    95.6 °F

Climate (2020–Present)

Lawrence Municipal Airport (3.7 miles)

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  • Average Low 2020–2025

    43.3 °F

  • Average 2020–2025

    52.2 °F

  • Average High 2020–2025

    61.2 °F
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