Prospect Hill Weather Forecast

    • 56
    • 67

    Chance Rain

    • 54
    • 60

    Rain

    • 57
    • 62

    Rain

    • 57
    • 62

    Rain Showers

    • 56
    • 66

    Mostly Cloudy

    • 57
    • 71

    Mostly Cloudy

    • 60
    • 74

    Partly Sunny

Today 25 Sep Southeast Middlesex

Mostly cloudy and breezy. Near steady temperature in the mid 60s. Northeast Winds 20 to 25 Mph with Gusts up to 35 Mph.

Tonight 25 Sep Southeast Middlesex

Cloudy with a 50 percent chance of rain. Not as cool with Lows in the mid 50s. Northeast Winds 15 to 20 Mph with Gusts up to 35 Mph.

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Prospect Hill Temperature Statistics

September Temperature

Boston, Logan International Airport (4.3 miles)

  • Lowest 23 September, 2026

    51.1 °F

  • Average September

    67 °F

  • Highest 10 September, 2026

    87.7 °F

Climate (2021–2026)

Boston, Logan International Airport (4.3 miles)

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  • Average Low 2021–2026

    46.6 °F

  • Average 2021–2026

    53.6 °F

  • Average High 2021–2026

    61 °F
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