Boxborough Weather Forecast

    • 54
    • 72

    Chance Rain Showers

    • 51
    • 70

    Mostly Sunny

    • 57
    • 76

    Mostly Sunny

    • 55
    • 77

    Mostly Cloudy

    • 64
    • 75

    Chance Rain Showers

    • 57
    • 79

    Partly Sunny

Today 5 Sep Central Middlesex County

Partly sunny. A chance of Showers in the afternoon. Cooler with Highs in the lower 70s. North Winds 5 to 10 Mph. Chance of rain 40 percent.

Tonight 5 Sep Central Middlesex County

Mostly cloudy with a chance of Showers in the Evening, then partly cloudy after midnight. Lows in the mid 50s. Northeast Winds around 5 Mph. Chance of rain 40 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Boxborough Temperature Statistics

September Temperature

Laurence G Hanscom Field Airport (11.2 miles)

  • Lowest 2 September, 2026

    60.1 °F

  • Average September

    65.6 °F

  • Highest 2 September, 2026

    73.9 °F

Climate (2021–2026)

Laurence G Hanscom Field Airport (11.2 miles)

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  • Average Low 2021–2026

    41.2 °F

  • Average 2021–2026

    51.6 °F

  • Average High 2021–2026

    61.7 °F
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