Stow Weather Forecast

    • 48
    • 65

    Rain Showers

    • 48
    • 73

    Mostly Sunny

    • 50
    • 73

    Partly Sunny

    • 51
    • 70

    Slight Chance Rain Showers

    • 48
    • 78

    Mostly Sunny

    • 45
    • 68

    Mostly Sunny

Today 7 Sep Central Middlesex County

Showers with isolated Thunderstorms in the Morning, then Showers likely in the afternoon. Patchy fog. Much cooler with Highs in the upper 60s. North Winds around 5 Mph. Chance of rain 90 percent.

Tonight 7 Sep Central Middlesex County

Showers likely. Patchy fog. Near steady temperature in the lower 60s. North Winds around 5 Mph. Chance of rain 70 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Stow Temperature Statistics

September Temperature

Laurence G Hanscom Field Airport (10.6 miles)

  • Lowest 1 September, 2025

    48 °F

  • Average September

    64.9 °F

  • Highest 3 September, 2025

    80.1 °F

Climate (2020–Present)

Laurence G Hanscom Field Airport (10.6 miles)

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  • Average Low 2020–2025

    41.7 °F

  • Average 2020–2025

    52 °F

  • Average High 2020–2025

    62.1 °F
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