Patapsco Valley State Park Weather Forecast

    • 60
    • 81

    Mostly Cloudy

    • 59
    • 73

    Rain Showers Likely

    • 61
    • 70

    Rain Showers Likely

    • 61
    • 79

    Slight Chance Rain Showers

    • 60
    • 85

    Mostly Sunny

    • 58
    • 78

    Partly Sunny

Today 15 Sep Central and Southeast Howard

Partly sunny. Highs around 80. Northeast Winds 5 to 10 Mph.

Tonight 15 Sep Central and Southeast Howard

Partly cloudy. Lows in the lower 60s. Light and variable Winds.

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Patapsco Valley State Park Temperature Statistics

September Temperature

Baltimore, Inner Harbor (9.3 miles)

  • Lowest 9 September, 2025

    57.9 °F

  • Average September

    71.4 °F

  • Highest 6 September, 2025

    88 °F

Climate (2022–Present)

Baltimore, Inner Harbor (9.3 miles)

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  • Average Low 2022–2025

    55 °F

  • Average 2022–2025

    62.2 °F

  • Average High 2022–2025

    69.9 °F
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