Watertown Weather Forecast

    • 32
    • 54

    Sunny

    • 43
    • 59

    Sunny

    • 47
    • 70

    Partly Sunny

    • 49
    • 68

    Partly Sunny

    • 54
    • 69

    Partly Sunny

    • 55
    • 70

    Chance Rain Showers

    • 50
    • 66

    Rain Showers Likely

Today 31 Oct Southeast Middlesex

Mostly cloudy with a 50 percent chance of Showers. Highs around 60.

Tonight 31 Oct Southeast Middlesex

Clear. Lows in the lower 30s. Northwest Winds around 5 Mph.

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Watertown Temperature Statistics

October Temperature

Laurence G Hanscom Field Airport (8.7 miles)

  • Lowest 18 October, 2026

    25 °F

  • Average October

    52 °F

  • Highest 2 October, 2026

    82.9 °F

Climate (2021–2026)

Laurence G Hanscom Field Airport (8.7 miles)

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  • Average Low 2021–2026

    41 °F

  • Average 2021–2026

    51.5 °F

  • Average High 2021–2026

    61.6 °F
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