Potomac River - Lloyd Point Weather Forecast

    • 75
    • 90

    Rain Showers

    • 69
    • 83

    Rain Showers

    • 68
    • 77

    Mostly Sunny

    • 69
    • 79

    Slight Chance Rain Showers

    • 70
    • 77

    Slight Chance Rain Showers

    • 72
    • 80

    Chance Rain Showers

Today 21 Jul Charles

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 15 to 20 Mph. Chance of rain 70 percent.

Tonight 21 Jul Charles

Showers. Numerous Thunderstorms, mainly in the evening. Some Thunderstorms may be severe with 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 90 percent.

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Potomac River - Lloyd Point Temperature Statistics

July Temperature

St Marys County Airport (21.1 miles)

  • Lowest 13 July, 2026

    63.9 °F

  • Average July

    80.6 °F

  • Highest 3 July, 2026

    100 °F

Climate (2021–2026)

St Marys County Airport (21.1 miles)

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  • Average Low 2021–2026

    49.4 °F

  • Average 2021–2026

    58 °F

  • Average High 2021–2026

    66.9 °F
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