Watertown Weather Forecast

    • 51
    • 73

    Mostly Sunny

    • 61
    • 73

    Partly Sunny

    • 65
    • 77

    Mostly Cloudy

    • 64
    • 77

    Chance Rain Showers

    • 59
    • 75

    Chance Rain Showers

    • 56
    • 74

    Slight Chance Rain Showers

Today 20 Sep Southeast Middlesex

Sunny. Highs in the lower 70s. Northeast Winds around 5 Mph, becoming east this afternoon.

Tonight 20 Sep Southeast Middlesex

Mostly clear. Patchy fog after midnight. Lows in the lower 50s. Southeast Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Watertown Temperature Statistics

September Temperature

Laurence G Hanscom Field Airport (8.7 miles)

  • Lowest 11 September, 2021

    48.9 °F

  • Average September

    66.7 °F

  • Highest 15 September, 2021

    84.9 °F

Climate (2010–Present)

Laurence G Hanscom Field Airport (8.7 miles)

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  • Average Low 2010–Present

    42.3 °F

  • Average 2010–Present

    52 °F

  • Average High 2010–Present

    61.6 °F
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