Prospect Hill Weather Forecast

    • 52
    • 63

    Partly Sunny

    • 51
    • 63

    Mostly Sunny

    • 53
    • 63

    Chance Rain Showers

    • 56
    • 64

    Rain Showers Likely

    • 56
    • 63

    Rain Showers Likely

    • 54
    • 63

    Chance Rain Showers

    • 53
    • 63

    Chance Rain Showers

Today 22 Sep Southeast Middlesex

Mostly sunny. Highs in the upper 60s.

Tonight 22 Sep Southeast Middlesex

Partly cloudy. Lows around 50. Northeast Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Prospect Hill Temperature Statistics

September Temperature

Boston, Logan International Airport (4.3 miles)

  • Lowest 15 September, 2026

    53.7 °F

  • Average September

    68.3 °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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