Arlington Weather Forecast

    • 62
    • 67

    Chance Rain Showers

    • 61
    • 82

    Becoming Sunny

    • 60
    • 86

    Mostly Sunny

    • 61
    • 77

    Partly Sunny

    • 61
    • 75

    Mostly Cloudy

    • 62
    • 78

    Partly Sunny

    • 63
    • 80

    Partly Sunny

Today 17 Sep Northern Baltimore

Cloudy with a 50 percent chance of Showers. Highs in the mid 60s. Northeast Winds around 10 Mph with Gusts up to 20 Mph.

Tonight 17 Sep Northern Baltimore

Mostly cloudy. A slight chance of Showers late this evening. Lows in the lower 60s. North Winds around 5 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Arlington Temperature Statistics

September Temperature

Baltimore, Inner Harbor (5.6 miles)

  • Lowest 9 September, 2025

    57.9 °F

  • Average September

    72 °F

  • Highest 6 September, 2025

    88 °F

Climate (2022–Present)

Baltimore, Inner Harbor (5.6 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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