Potomac River - Long Point Weather Forecast

    • 48
    • 61

    Chance Rain Showers

    • 53
    • 70

    Mostly Sunny

    • 55
    • 74

    Chance Rain Showers

    • 55
    • 79

    Rain Showers Likely

    • 47
    • 65

    Slight Chance Thunderstorms

    • 51
    • 66

    Partly Sunny

Today 7 May St. Marys

Mostly cloudy. A chance of Showers, mainly this morning. Highs in the lower 60s. North Winds 5 to 10 Mph. Chance of rain 50 percent.

Tonight 7 May St. Marys

Partly cloudy in the Evening, then clearing. Lows in the upper 40s. Southwest Winds around 5 Mph, becoming northwest after midnight.

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Potomac River - Long Point Temperature Statistics

May Temperature

St Marys County Airport (10.6 miles)

  • Lowest 1 May, 2026

    39.9 °F

  • Average May

    58.2 °F

  • Highest 5 May, 2026

    83.7 °F

Climate (2021–Present)

St Marys County Airport (10.6 miles)

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  • Average Low 2021–2026

    49.3 °F

  • Average 2021–2026

    57.9 °F

  • Average High 2021–2026

    66.7 °F
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