Inner Harbor Weather Forecast

    • 73
    • 91

    Rain Showers

    • 66
    • 83

    Decreasing Clouds

    • 64
    • 82

    Partly Sunny

    • 65
    • 82

    Mostly Sunny

    • 68
    • 85

    Partly Sunny

    • 74
    • 89

    Partly Sunny

    • 68
    • 91

    Slight Chance Thunderstorms

Today 4 Sep Southern Baltimore

Partly sunny with a slight chance of Showers and Thunderstorms. Hot with Highs around 90. Northwest Winds 5 to 10 Mph with Gusts up to 20 Mph. Chance of rain 20 percent.

Tonight 4 Sep Southern Baltimore

Mostly cloudy. A slight chance of Showers and Thunderstorms this evening. Lows in the lower 70s. Northwest Winds around 5 Mph. Chance of rain 20 percent.

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Inner Harbor Temperature Statistics

September Temperature

Baltimore, Inner Harbor (0 miles)

  • Lowest 2 September, 2026

    73 °F

  • Average September

    81.8 °F

  • Highest 1 September, 2026

    96.1 °F

Climate (2022–2026)

Baltimore, Inner Harbor (0 miles)

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  • Average Low 2022–2026

    54 °F

  • Average 2022–2026

    61.2 °F

  • Average High 2022–2026

    68.9 °F
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