Massachusetts Institute of Technology Weather Forecast

    • 55
    • 73

    Increasing Clouds

    • 60
    • 72

    Chance Rain Showers

    • 62
    • 78

    Chance Rain Showers

    • 52
    • 81

    Mostly Sunny

    • 48
    • 66

    Mostly Sunny

    • 53
    • 72

    Mostly Sunny

Today 16 Sep Southeast Middlesex

Mostly sunny. Patchy fog in the morning. Visibility one quarter mile or less at Times in the morning. Highs in the mid 70s. Northeast Winds around 5 Mph, becoming east in the afternoon.

Tonight 16 Sep Southeast Middlesex

Mostly cloudy. Patchy fog. Near steady temperature in the mid 50s. Northwest Winds around 5 Mph.

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Massachusetts Institute of Technology Temperature Statistics

September Temperature

Boston, Logan International Airport (3.7 miles)

  • Lowest 9 September, 2025

    54 °F

  • Average September

    65.6 °F

  • Highest 6 September, 2025

    86 °F

Climate (2020–Present)

Boston, Logan International Airport (3.7 miles)

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  • Average Low 2020–2025

    46.9 °F

  • Average 2020–2025

    53.8 °F

  • Average High 2020–2025

    61.1 °F
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