Harmans Weather Forecast

    • 70
    • 90

    Rain Showers

    • 63
    • 86

    Chance Thunderstorms

    • 63
    • 81

    Mostly Sunny

    • 65
    • 82

    Mostly Cloudy

    • 66
    • 81

    Slight Chance Rain Showers

    • 68
    • 86

    Chance Thunderstorms

Today 21 Jul Anne Arundel

Mostly cloudy. Numerous Showers and Thunderstorms this afternoon. Some Thunderstorms may be severe with damaging Winds, large Hail, and heavy rainfall. Highs around 90. Southwest Winds around 15 Mph with Gusts up to 25 Mph. Chance of rain 70 percent.

Tonight 21 Jul Anne Arundel

Numerous Showers. Numerous Thunderstorms, mainly in the evening. Some Thunderstorms may produce damaging Winds, large Hail, and heavy rainfall in the evening. Lows in the lower 70s. Southwest Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 70 percent.

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Harmans Temperature Statistics

July Temperature

Baltimore, Baltimore-Washington International Airport (1.2 miles)

  • Lowest 13 July, 2026

    63.6 °F

  • Average July

    81.8 °F

  • Highest 3 July, 2026

    102.7 °F

Climate (2021–2026)

Baltimore, Baltimore-Washington International Airport (1.2 miles)

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  • Average Low 2021–2026

    48.7 °F

  • Average 2021–2026

    58.6 °F

  • Average High 2021–2026

    68.4 °F
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