Sharkfin Shoal Light Weather Forecast

    • 70
    • 75

    Becoming Sunny

    • 68
    • 78

    Sunny

    • 68
    • 76

    Partly Sunny

    • 67
    • 73

    Slight Chance Thunderstorms

    • 69
    • 74

    Partly Sunny

    • 70
    • 75

    Partly Sunny

Today 18 Sep Dorchester

Cloudy this Morning, then becoming partly sunny. Patchy fog this morning. Highs in the upper 70s. Northwest Winds around 5 Mph.

Tonight 18 Sep Dorchester

Clear. Lows in the mid 60s. Southwest Winds around 5 Mph.

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Sharkfin Shoal Light Temperature Statistics

September Temperature

Cambridge-Dorchester Airport (23 miles)

  • Lowest 8 September, 2025

    51.8 °F

  • Average September

    68 °F

  • Highest 6 September, 2025

    87.8 °F

Climate (2020–Present)

Cambridge-Dorchester Airport (23 miles)

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  • Average Low 2020–2025

    49.3 °F

  • Average 2020–2025

    58.2 °F

  • Average High 2020–2025

    66.8 °F
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