Chestnut Hill Weather Forecast

    • 60
    • 82

    Becoming Sunny

    • 70
    • 85

    Chance Rain Showers

    • 64
    • 84

    Chance Thunderstorms

    • 58
    • 78

    Mostly Sunny

    • 60
    • 79

    Mostly Sunny

    • 68
    • 83

    Partly Sunny

    • 72
    • 87

    Slight Chance Thunderstorms

Today 18 Jul Southeast Middlesex

Mostly sunny. Near steady temperature around 80. Northwest Winds 5 to 10 Mph.

Tonight 18 Jul Southeast Middlesex

Mostly clear. Cooler with Lows in the upper 50s. North Winds around 5 Mph.

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Chestnut Hill Temperature Statistics

July Temperature

Boston, Logan International Airport (8.1 miles)

  • Lowest 10 July, 2025

    63.6 °F

  • Average July

    76 °F

  • Highest 16 July, 2025

    95 °F

Climate (2020–Present)

Boston, Logan International Airport (8.1 miles)

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  • Average Low 2020–2025

    47 °F

  • Average 2020–2025

    53.8 °F

  • Average High 2020–2025

    61.2 °F
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