Mystic River - Island End River Weather Forecast

    • 39
    • 53

    Partly Sunny

    • 42
    • 54

    Chance Rain Showers

    • 41
    • 53

    Chance Rain Showers

    • 47
    • 57

    Rain Showers Likely

    • 45
    • 58

    Chance Rain Showers

    • 42
    • 56

    Partly Sunny

Today 27 Oct Suffolk

Sunny in the Morning, then becoming partly sunny. Highs in the lower 50s. North Winds 5 to 10 Mph with Gusts up to 20 Mph.

Tonight 27 Oct Suffolk

Mostly cloudy. Lows in the upper 30s. North Winds 5 to 10 Mph with Gusts up to 25 Mph.

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  • Temperature Real-Time

Mystic River - Island End River Temperature Statistics

October Temperature

Boston, Logan International Airport (2.5 miles)

  • Lowest 10 October, 2025

    41 °F

  • Average October

    57.8 °F

  • Highest 6 October, 2025

    82.9 °F

Climate (2020–Present)

Boston, Logan International Airport (2.5 miles)

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  • Average Low 2020–2025

    47 °F

  • Average 2020–2025

    53.8 °F

  • Average High 2020–2025

    61.1 °F
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