Boxborough Weather Forecast

    • 71
    • 93

    Chance Rain Showers

    • 53
    • 90

    Rain Showers Likely

    • 45
    • 68

    Partly Sunny

    • 47
    • 69

    Chance Rain Showers

    • 45
    • 59

    Rain Showers Likely

    • 47
    • 61

    Chance Rain Showers

Today 19 May Central Middlesex County

Sunny. A slight chance of Showers with isolated Thunderstorms. Warmer with Highs in the lower 90s. Southwest Winds around 10 Mph. Gusts up to 25 Mph. Chance of rain 20 percent.

Tonight 19 May Central Middlesex County

Partly cloudy with a chance of Showers in the Evening, then mostly clear after midnight. Lows in the lower 70s. Southwest Winds 5 to 10 Mph. Gusts up to 20 Mph in the evening. Chance of rain 30 percent.

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Boxborough Temperature Statistics

May Temperature

Laurence G Hanscom Field Airport (11.2 miles)

  • Lowest 9 May, 2026

    34 °F

  • Average May

    55.8 °F

  • Highest 17 May, 2026

    87.1 °F

Climate (2021–Present)

Laurence G Hanscom Field Airport (11.2 miles)

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  • Average Low 2021–2026

    41.3 °F

  • Average 2021–2026

    51.6 °F

  • Average High 2021–2026

    61.6 °F
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