Mystic River - Island End River Weather Forecast

    • 44
    • 64

    Rain Showers

    • 51
    • 57

    Rain Showers

    • 48
    • 73

    Rain Showers Likely

    • 45
    • 57

    Chance Rain Showers

    • 44
    • 61

    Partly Sunny

    • 46
    • 63

    Chance Rain Showers

Today 8 May Suffolk

Partly sunny with a 20 percent chance of Showers. Near steady temperature in the lower 60s. West Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 8 May Suffolk

Partly cloudy with a slight chance of Showers in the Evening, then mostly clear after midnight. Lows in the lower 40s. West Winds 10 to 15 Mph. Chance of rain 20 percent.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Mystic River - Island End River Temperature Statistics

May Temperature

Boston, Logan International Airport (2.5 miles)

  • Lowest 3 May, 2026

    44.7 °F

  • Average May

    57.7 °F

  • Highest 5 May, 2026

    79.6 °F

Climate (2021–Present)

Boston, Logan International Airport (2.5 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    46.7 °F

  • Average 2021–2026

    53.6 °F

  • Average High 2021–2026

    61 °F
Get WillyWeather+ to remove ads