Mystic River Weather Forecast

    • 44
    • 59

    Decreasing Clouds

    • 45
    • 56

    Mostly Cloudy

    • 49
    • 58

    Chance Rain Showers

    • 53
    • 74

    Chance Rain Showers

    • 54
    • 72

    Mostly Cloudy

    • 52
    • 67

    Chance Rain Showers

Today 3 May Southeast Middlesex

Cloudy this Morning, then becoming partly sunny. Much cooler with Highs in the upper 50s. Northeast Winds 5 to 10 Mph.

Tonight 3 May Southeast Middlesex

Partly cloudy in the Evening, then becoming mostly cloudy. Patchy fog after midnight. Lows in the lower 40s. Southeast Winds around 5 Mph in the Evening, becoming light and variable.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Mystic River Temperature Statistics

May Temperature

Boston, Logan International Airport (3.7 miles)

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  • Average May

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Climate (2019–Present)

Boston, Logan International Airport (3.7 miles)

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  • Average Low 2019–2024

    47.1 °F

  • Average 2019–2024

    53.7 °F

  • Average High 2019–2024

    60.9 °F
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