Boxborough Weather Forecast

    • 53
    • 60

    Rain Showers

    • 54
    • 60

    Rain Showers

    • 54
    • 60

    Rain Showers

    • 55
    • 67

    Mostly Cloudy

    • 56
    • 73

    Partly Sunny

    • 58
    • 74

    Partly Sunny

Today 26 Sep Central Middlesex County

A chance of Showers this Morning, then Showers with a slight chance of Thunderstorms this afternoon. Patchy fog this afternoon. Breezy with Highs in the lower 60s. Northeast Winds 15 to 25 Mph with Gusts up to 45 Mph. Chance of rain 90 percent.

Tonight 26 Sep Central Middlesex County

Showers with a slight chance of Thunderstorms in the Evening, then Showers after midnight. Patchy fog. Near steady temperature in the mid 50s. Northeast Winds 15 to 20 Mph with Gusts up to 40 Mph. Chance of rain near 100 percent.

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Boxborough Temperature Statistics

September Temperature

Laurence G Hanscom Field Airport (11.2 miles)

  • Lowest 15 September, 2026

    41 °F

  • Average September

    63.6 °F

  • Highest 4 September, 2026

    84 °F

Climate (2021–2026)

Laurence G Hanscom Field Airport (11.2 miles)

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  • Average Low 2021–2026

    41.1 °F

  • Average 2021–2026

    51.6 °F

  • Average High 2021–2026

    61.7 °F
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