Dorchester Weather Forecast

    • 25
    • 36

    Snow

    • 17
    • 39

    Chance Snow

    • 26
    • 38

    Rain Likely

    • 31
    • 55

    Rain

    • 11
    • 43

    Slight Chance Snow

    • 16
    • 31

    Mostly Cloudy

Today 13 Mar Southern Grafton

Mostly sunny this Morning, then mostly cloudy with a slight chance of snow this afternoon. Highs in the mid 30s. Northwest Winds around 10 Mph, becoming southwest this afternoon. Gusts up to 25 Mph. Chance of snow 20 percent.

Tonight 13 Mar Southern Grafton

Snow. Snow accumulation of 2 to 4 Inches. Lows in the mid 20s. Southeast Winds around 10 Mph with Gusts up to 25 Mph. Chance of snow 90 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Dorchester Temperature Statistics

March Temperature

Plymouth Municipal Airport (9.3 miles)

  • Lowest 3 March, 2026

    -7.8 °F

  • Average March

    31 °F

  • Highest 10 March, 2026

    70.9 °F

Climate (2021–Present)

Plymouth Municipal Airport (9.3 miles)

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  • Average Low 2021–2026

    36.3 °F

  • Average 2021–2026

    46.5 °F

  • Average High 2021–2026

    57.1 °F
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