Fort McHenry Weather Forecast

    • 68
    • 86

    Partly Sunny

    • 73
    • 89

    Partly Sunny

    • 69
    • 89

    Chance Thunderstorms

    • 66
    • 82

    Mostly Sunny

    • 70
    • 82

    Slight Chance Rain Showers

    • 70
    • 86

    Partly Sunny

Today 8 Sep Southern Baltimore

Mostly sunny. Highs in the mid 80s. Southwest Winds around 5 Mph.

Tonight 8 Sep Southern Baltimore

Partly cloudy. Lows in the upper 60s. South Winds around 5 Mph.

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Fort McHenry Temperature Statistics

September Temperature

Baltimore, Inner Harbor (1.9 miles)

  • Lowest 6 September, 2026

    68 °F

  • Average September

    79.7 °F

  • Highest 1 September, 2026

    96.1 °F

Climate (2022–2026)

Baltimore, Inner Harbor (1.9 miles)

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  • Average Low 2022–2026

    54 °F

  • Average 2022–2026

    61.3 °F

  • Average High 2022–2026

    69 °F
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