Sippican Harbor - Marion Weather Forecast

    • 45
    • 60

    Rain Showers Likely

    • 49
    • 69

    Rain Showers

    • 37
    • 53

    Mostly Sunny

    • 40
    • 55

    Mostly Sunny

    • 44
    • 60

    Partly Sunny

Today 15 Oct Southern Plymouth

Sunny. Much cooler with Highs in the lower 60s. North Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 15 Oct Southern Plymouth

Mostly clear in the Evening, then becoming mostly cloudy. Lows in the lower 40s. Southeast Winds around 5 Mph.

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Sippican Harbor - Marion Temperature Statistics

October Temperature

New Bedford, New Bedford Regional Airport (9.9 miles)

  • Lowest 7 October, 2026

    35.1 °F

  • Average October

    57.8 °F

  • Highest 2 October, 2026

    78.1 °F

Climate (2021–2026)

New Bedford, New Bedford Regional Airport (9.9 miles)

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  • Average Low 2021–2026

    43 °F

  • Average 2021–2026

    52.7 °F

  • Average High 2021–2026

    61.8 °F
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