Dartmouth Weather Forecast

    • 21
    • 49

    Mostly Cloudy

    • 26
    • 34

    Partly Sunny

    • 29
    • 42

    Chance Rain

    • 22
    • 40

    Snow Likely

    • 14
    • 34

    Partly Sunny

    • 10
    • 24

    Partly Sunny

    • 20
    • 31

    Partly Sunny

Today 15 Jan Southern Bristol

Mostly sunny. Highs around 50. Temperature falling into the lower 40s late. Southwest Winds 15 to 20 Mph with Gusts up to 30 Mph.

Tonight 15 Jan Southern Bristol

Mostly cloudy. Much cooler with Lows around 20. West Winds 15 to 20 Mph with Gusts up to 35 Mph.

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Dartmouth Temperature Statistics

January Temperature

New Bedford, New Bedford Regional Airport (4.3 miles)

  • Lowest 2 January, 2026

    10.9 °F

  • Average January

    31.5 °F

  • Highest 10 January, 2026

    52 °F

Climate (2021–Present)

New Bedford, New Bedford Regional Airport (4.3 miles)

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  • Average Low 2021–2026

    43.5 °F

  • Average 2021–2026

    53 °F

  • Average High 2021–2026

    62.2 °F
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