Watertown Weather Forecast

    • 49
    • 65

    Decreasing Clouds

    • 39
    • 60

    Rain Showers Likely

    • 38
    • 62

    Rain Showers

    • 35
    • 53

    Partly Sunny

    • 28
    • 50

    Slight Chance Rain Showers

    • 34
    • 49

    Mostly Sunny

Today 3 Apr Southeast Middlesex

Mostly cloudy. Patchy fog. Not as cool with Highs in the mid 60s. South Winds 5 to 10 Mph. Gusts up to 20 Mph.

Tonight 3 Apr Southeast Middlesex

Mostly cloudy in the Evening, then clearing. Not as cool with Lows around 50. Southwest Winds 5 to 10 Mph with Gusts up to 20 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Watertown Temperature Statistics

April Temperature

Laurence G Hanscom Field Airport (8.7 miles)

  • Lowest 1 April, 2026

    39.9 °F

  • Average April

    50.1 °F

  • Highest 1 April, 2026

    71.1 °F

Climate (2021–Present)

Laurence G Hanscom Field Airport (8.7 miles)

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  • Average Low 2021–2026

    41.4 °F

  • Average 2021–2026

    51.7 °F

  • Average High 2021–2026

    61.7 °F
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