Boston Harbor - Charlestown Weather Forecast

    • 30
    • 35

    Rain/Snow

    • 33
    • 46

    Partly Sunny

    • 41
    • 53

    Mostly Cloudy

    • 44
    • 59

    Rain Likely

    • 24
    • 52

    Slight Chance Rain

    • 27
    • 41

    Partly Sunny

Today 23 Mar Suffolk

Rain, snow and sleet this Morning, then scattered snow Showers with a chance of rain Showers this afternoon. Total snow accumulation of 1 to 3 Inches. Colder. Near steady temperature in the mid 30s. North Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of precipitation near 100 percent.

Tonight 23 Mar Suffolk

Mostly cloudy. A chance of snow Showers, mainly in the evening. Lows around 30. North Winds 5 to 10 Mph. Chance of snow 50 percent.

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Boston Harbor - Charlestown Temperature Statistics

March Temperature

Boston, Logan International Airport (1.9 miles)

  • Lowest 2 March, 2026

    12.7 °F

  • Average March

    40.8 °F

  • Highest 10 March, 2026

    75.7 °F

Climate (2021–Present)

Boston, Logan International Airport (1.9 miles)

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  • Average Low 2021–2026

    46.8 °F

  • Average 2021–2026

    53.7 °F

  • Average High 2021–2026

    61 °F
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