Watertown Weather Forecast

    • 48
    • 58

    Rain Showers Likely

    • 46
    • 57

    Rain Showers

    • 42
    • 61

    Partly Sunny

    • 41
    • 60

    Chance Rain Showers

    • 40
    • 59

    Partly Sunny

    • 50
    • 65

    Chance Rain Showers

Today 29 Apr Southeast Middlesex

Partly sunny. Near steady temperature in the upper 50s. East Winds 5 to 10 Mph.

Tonight 29 Apr Southeast Middlesex

Cloudy. A chance of Showers in the Evening, then Showers with a slight chance of Thunderstorms after midnight. Lows in the upper 40s. East Winds around 5 Mph. Chance of rain 80 percent.

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  • Temperature Forecast NOAA

  • 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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