Dartmouth Weather Forecast

    • 31
    • 53

    Slight Chance Rain Showers

    • 36
    • 51

    Partly Sunny

    • 39
    • 51

    Slight Chance Rain Showers

    • 40
    • 59

    Mostly Cloudy

    • 38
    • 58

    Partly Sunny

    • 39
    • 56

    Chance Rain Showers

Today 20 Apr Southern Bristol

Sunny this Morning, then partly sunny with a slight chance of rain this afternoon. Highs in the lower 50s. West Winds 5 to 10 Mph. Chance of rain 20 percent.

Tonight 20 Apr Southern Bristol

Mostly cloudy with a slight chance of rain in the Evening, then partly cloudy after midnight. Lows in the lower 30s. Northwest Winds 5 to 10 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Dartmouth Temperature Statistics

April Temperature

New Bedford, New Bedford Regional Airport (4.3 miles)

  • Lowest 9 April, 2026

    24.1 °F

  • Average April

    47.8 °F

  • Highest 15 April, 2026

    80.1 °F

Climate (2021–Present)

New Bedford, New Bedford Regional Airport (4.3 miles)

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  • Average Low 2021–2026

    43.3 °F

  • Average 2021–2026

    52.8 °F

  • Average High 2021–2026

    62 °F
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