Mystic River - Island End River Weather Forecast

    • 25
    • 38

    Increasing Clouds

    • 28
    • 38

    Rain/Snow

    • 25
    • 33

    Chance Snow

    • 28
    • 35

    Chance Snow

    • 21
    • 34

    Chance Snow

    • 14
    • 33

    Mostly Sunny

Today 19 Feb Suffolk

Sunny. Highs in the upper 30s. North Winds around 5 Mph, becoming east around 5 Mph this afternoon.

Tonight 19 Feb Suffolk

Partly cloudy in the Evening, then becoming mostly cloudy. Lows in the mid 20s. South Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Mystic River - Island End River Temperature Statistics

February Temperature

Boston, Logan International Airport (2.5 miles)

  • Lowest 8 February, 2026

    4.6 °F

  • Average February

    26.1 °F

  • Highest 11 February, 2026

    39.9 °F

Climate (2021–Present)

Boston, Logan International Airport (2.5 miles)

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  • Average Low 2021–2026

    46.8 °F

  • Average 2021–2026

    53.7 °F

  • Average High 2021–2026

    61 °F
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