Watertown Weather Forecast

    • 45
    • 61

    Becoming Sunny

    • 52
    • 73

    Partly Sunny

    • 56
    • 77

    Mostly Sunny

    • 61
    • 85

    Mostly Sunny

    • 65
    • 89

    Partly Sunny

    • 62
    • 86

    Mostly Cloudy

Today 1 Jun Southeast Middlesex

Mostly sunny. Highs in the lower 60s. Northeast Winds 5 to 10 Mph.

Tonight 1 Jun Southeast Middlesex

Mostly clear. Lows in the mid 40s. Southeast Winds around 5 Mph, becoming southwest after midnight.

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Watertown Temperature Statistics

June Temperature

Laurence G Hanscom Field Airport (8.7 miles)

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Climate (2021–Present)

Laurence G Hanscom Field Airport (8.7 miles)

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  • Average Low 2021–2026

    41.3 °F

  • Average 2021–2026

    51.6 °F

  • Average High 2021–2026

    61.6 °F
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