Stow Weather Forecast

    • 59
    • 85

    Chance Rain Showers

    • 48
    • 76

    Mostly Sunny

    • 60
    • 77

    Slight Chance Rain Showers

    • 62
    • 76

    Chance Rain Showers

    • 56
    • 78

    Partly Sunny

    • 65
    • 79

    Partly Sunny

Today 10 Sep Central Middlesex County

Mostly sunny. Highs in the mid 80s. West Winds 15 to 20 Mph with Gusts up to 30 Mph.

Tonight 10 Sep Central Middlesex County

Mostly clear in the Evening, then becoming partly cloudy. Much cooler. Less humid with Lows in the lower 50s. West Winds 10 to 15 Mph with Gusts up to 25 Mph, becoming northwest around 5 Mph after midnight.

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Stow Temperature Statistics

September Temperature

Laurence G Hanscom Field Airport (10.6 miles)

  • Lowest 7 September, 2026

    46.9 °F

  • Average September

    65.7 °F

  • Highest 4 September, 2026

    84 °F

Climate (2021–2026)

Laurence G Hanscom Field Airport (10.6 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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