Winthrop Weather Forecast

    • 49
    • 69

    Chance Thunderstorms

    • 49
    • 52

    Rain Showers

    • 52
    • 62

    Rain Likely

    • 48
    • 69

    Mostly Sunny

    • 58
    • 72

    Partly Sunny

    • 60
    • 79

    Chance Rain Showers

    • 61
    • 76

    Chance Rain Showers

Today 8 May Suffolk

Partly sunny. Highs in the lower 70s. Northwest Winds around 5 Mph, becoming east this afternoon.

Tonight 8 May Suffolk

Mostly cloudy. Scattered Thunderstorms with a chance of Showers in the Evening, then a slight chance of Showers after midnight. Patchy fog after midnight. Lows around 50. Northeast Winds around 5 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Winthrop Temperature Statistics

May Temperature

Boston, Logan International Airport (1.9 miles)

  • Lowest 1 May, 2025

    46.7 °F

  • Average May

    58.3 °F

  • Highest 3 May, 2025

    84.7 °F

Climate (2020–Present)

Boston, Logan International Airport (1.9 miles)

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  • Average Low 2020–2025

    46.9 °F

  • Average 2020–2025

    53.7 °F

  • Average High 2020–2025

    61.1 °F
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