Groton Weather Forecast

    • 61
    • 90

    Partly Sunny

    • 63
    • 92

    Partly Sunny

    • 63
    • 90

    Partly Sunny

    • 63
    • 79

    Rain Showers Likely

    • 62
    • 81

    Chance Rain Showers

    • 62
    • 86

    Slight Chance Rain Showers

Today 19 Aug Northwest Middlesex County

Sunny, warmer. Near steady temperature in the upper 80s. West Winds 5 to 10 Mph.

Tonight 19 Aug Northwest Middlesex County

Mostly clear in the Evening, then becoming mostly cloudy. Lows in the lower 60s. West Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Groton Temperature Statistics

August Temperature

Fitchburg, Fitchburg Municipal Airport (9.9 miles)

  • Lowest 16 August, 2022

    54 °F

  • Average August

    76.2 °F

  • Highest 6 August, 2022

    96.1 °F

Climate (2010–Present)

Fitchburg, Fitchburg Municipal Airport (9.9 miles)

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  • Average Low 2010–Present

    41.7 °F

  • Average 2010–Present

    51.4 °F

  • Average High 2010–Present

    60.8 °F
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