Lafayette River - Grandy Street Bridge Weather Forecast

    • 63
    • 77

    Becoming Sunny

    • 65
    • 84

    Mostly Sunny

    • 67
    • 79

    Mostly Sunny

    • 68
    • 78

    Partly Sunny

    • 68
    • 78

    Partly Sunny

    • 67
    • 78

    Mostly Cloudy

Today 18 Sep Norfolk/Portsmouth

Cloudy this Morning, then becoming partly sunny. Patchy fog this morning. Highs in the upper 70s. Northwest Winds 5 to 10 Mph.

Tonight 18 Sep Norfolk/Portsmouth

Mostly clear. Lows in the mid 60s. Southwest Winds around 5 Mph.

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Lafayette River - Grandy Street Bridge Temperature Statistics

September Temperature

Norfolk, Naval Air Station (3.1 miles)

  • Lowest 3 September, 2025

    62.1 °F

  • Average September

    72.1 °F

  • Highest 6 September, 2025

    93 °F

Climate (2020–Present)

Norfolk, Naval Air Station (3.1 miles)

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  • Average Low 2020–2025

    55.3 °F

  • Average 2020–2025

    63.1 °F

  • Average High 2020–2025

    71 °F
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