Watertown Weather Forecast

    • 41
    • 61

    Decreasing Clouds

    • 40
    • 63

    Mostly Sunny

    • 41
    • 57

    Partly Sunny

    • 46
    • 55

    Rain Showers Likely

    • 45
    • 54

    Rain Showers Likely

    • 43
    • 55

    Chance Rain Showers

Today 26 Apr Southeast Middlesex

Mostly cloudy. Highs in the upper 50s. East Winds 5 to 10 Mph.

Tonight 26 Apr Southeast Middlesex

Partly cloudy. Lows around 40. Northeast Winds around 5 Mph.

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  • Temperature Real-Time

Watertown Temperature Statistics

April Temperature

Laurence G Hanscom Field Airport (8.7 miles)

  • Lowest 8 April, 2026

    26.1 °F

  • Average April

    47.9 °F

  • Highest 15 April, 2026

    75.9 °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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