Chesapeake Bay - James River Entrance Weather Forecast

    • 68
    • 78

    Mostly Sunny

    • 72
    • 83

    Mostly Sunny

    • 74
    • 85

    Mostly Sunny

    • 70
    • 86

    Chance Rain Showers

    • 68
    • 74

    Chance Rain Showers

    • 69
    • 72

    Partly Sunny

Today 3 Sep Norfolk/Portsmouth

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

Tonight 3 Sep Norfolk/Portsmouth

Mostly clear. Lows in the lower 60s. East Winds 5 to 10 Mph, becoming south after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Chesapeake Bay - James River Entrance Temperature Statistics

September Temperature

Norfolk, Naval Air Station (3.7 miles)

  • Lowest 1 September, 2025

    68 °F

  • Average September

    71.8 °F

  • Highest 1 September, 2025

    77 °F

Climate (2020–Present)

Norfolk, Naval Air Station (3.7 miles)

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  • Average Low 2020–2025

    55.4 °F

  • Average 2020–2025

    63.1 °F

  • Average High 2020–2025

    71 °F
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