Winthrop Beach Weather Forecast

    • 46
    • 55

    Decreasing Clouds

    • 56
    • 66

    Mostly Sunny

    • 49
    • 67

    Mostly Sunny

    • 46
    • 56

    Mostly Sunny

    • 52
    • 59

    Partly Sunny

    • 53
    • 62

    Chance Rain Showers

Today 28 Oct Suffolk

Partly sunny. Highs in the mid 50s. Northwest Winds around 5 Mph, becoming southwest this afternoon.

Tonight 28 Oct Suffolk

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

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Winthrop Beach Temperature Statistics

October Temperature

Boston, Logan International Airport (1.9 miles)

  • Lowest 18 October, 2026

    37.7 °F

  • Average October

    57.4 °F

  • Highest 2 October, 2026

    87.7 °F

Climate (2021–2026)

Boston, Logan International Airport (1.9 miles)

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  • Average Low 2021–2026

    46.5 °F

  • Average 2021–2026

    53.5 °F

  • Average High 2021–2026

    60.9 °F
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