Prospect Hill Weather Forecast

    • 63
    • 84

    Becoming Sunny

    • 58
    • 74

    Chance Rain Showers

    • 57
    • 71

    Mostly Sunny

    • 60
    • 77

    Mostly Sunny

    • 60
    • 79

    Mostly Cloudy

    • 65
    • 77

    Chance Rain Showers

Today 4 Sep Southeast Middlesex

Sunny. Highs in the lower 80s. Northwest Winds around 5 Mph.

Tonight 4 Sep Southeast Middlesex

Partly cloudy in the Evening, then clearing. Lows in the lower 60s. Northwest Winds around 5 Mph.

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Prospect Hill Temperature Statistics

September Temperature

Boston, Logan International Airport (4.3 miles)

  • Lowest 1 September, 2026

    63.6 °F

  • Average September

    67 °F

  • Highest 2 September, 2026

    72 °F

Climate (2021–2026)

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

    61 °F
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