Boston Harbor - Charlestown Weather Forecast

    • 20
    • 28

    Snow Likely

    • 3
    • 28

    Snow

    • 2
    • 16

    Mostly Sunny

    • 6
    • 21

    Mostly Sunny

    • 12
    • 30

    Mostly Cloudy

    • 22
    • 34

    Slight Chance Snow

Today 6 Feb Suffolk

Mostly cloudy. Highs in the upper 20s. North Winds around 5 Mph.

Tonight 6 Feb Suffolk

Cloudy. A chance of snow after midnight. Patchy fog after midnight. Lows around 20. Northwest Winds around 5 Mph. Chance of snow 50 percent.

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Boston Harbor - Charlestown Temperature Statistics

February Temperature

Boston, Logan International Airport (1.9 miles)

  • Lowest 1 February, 2026

    8.1 °F

  • Average February

    22.5 °F

  • Highest 2 February, 2026

    34 °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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