Prospect Hill Weather Forecast

    • 44
    • 54

    Rain Showers

    • 51
    • 70

    Chance Rain Showers

    • 49
    • 63

    Rain Showers Likely

    • 50
    • 68

    Chance Rain Showers

    • 53
    • 68

    Chance Rain Showers

    • 60
    • 78

    Partly Sunny

Today 30 May Southeast Middlesex

Rain, breezy and much cooler with Highs in the mid 50s. North Winds 15 to 25 Mph with Gusts up to 45 Mph. Chance of rain 80 percent.

Tonight 30 May Southeast Middlesex

Mostly cloudy with a 50 percent chance of Showers. Lows in the mid 40s. West Winds 5 to 10 Mph with Gusts up to 20 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Prospect Hill Temperature Statistics

May Temperature

Boston, Logan International Airport (4.3 miles)

  • Lowest 9 May, 2026

    42.7 °F

  • Average May

    61.7 °F

  • Highest 19 May, 2026

    96.7 °F

Climate (2021–Present)

Boston, Logan International Airport (4.3 miles)

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  • Average Low 2021–2026

    46.7 °F

  • Average 2021–2026

    53.6 °F

  • Average High 2021–2026

    60.9 °F
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