Riverway Island Weather Forecast

    • 27
    • 59

    Rain Likely

    • 32
    • 39

    Mostly Cloudy

    • 22
    • 45

    Partly Sunny

    • 23
    • 33

    Chance Snow

    • 30
    • 39

    Rain/Snow Likely

    • 25
    • 39

    Mostly Cloudy

Today 19 Dec Suffolk

Rain. Patchy fog. Windy and not as cool with Highs in the upper 50s. Southwest Winds 20 to 30 Mph with Gusts up to 55 Mph. Chance of rain 90 percent.

Tonight 19 Dec Suffolk

Mostly cloudy with a chance of rain in the Evening, then mostly clear after midnight. Blustery, cooler with Lows in the upper 20s. West Winds 15 to 25 Mph with Gusts up to 45 Mph. Chance of rain 50 percent.

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Riverway Island Temperature Statistics

December Temperature

Boston, Logan International Airport (5 miles)

  • Lowest 5 December, 2025

    12 °F

  • Average December

    31.2 °F

  • Highest 10 December, 2025

    48 °F

Climate (2020–Present)

Boston, Logan International Airport (5 miles)

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  • Average Low 2020–2025

    46.9 °F

  • Average 2020–2025

    53.7 °F

  • Average High 2020–2025

    61 °F
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