Potomac River - Smith Creek Entrance Weather Forecast

    • 75
    • 84

    Increasing Clouds

    • 75
    • 92

    Rain Showers Likely

    • 70
    • 84

    Rain Showers Likely

    • 69
    • 84

    Mostly Sunny

    • 73
    • 85

    Chance Rain Showers

    • 72
    • 86

    Chance Thunderstorms

Today 17 Jun St. Marys

Sunny. Highs in the upper 80s. South Winds 5 to 10 Mph.

Tonight 17 Jun St. Marys

Mostly clear in the Evening, then becoming partly cloudy. Lows in the lower 70s. South Winds 5 to 10 Mph.

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Potomac River - Smith Creek Entrance Temperature Statistics

June Temperature

St. Inigoes, Webster Field, Naval Electronic Systems Engineering Activity (2.5 miles)

  • Lowest 3 June, 2026

    54 °F

  • Average June

    75.3 °F

  • Highest 12 June, 2026

    98.1 °F

Climate (2021–2026)

St. Inigoes, Webster Field, Naval Electronic Systems Engineering Activity (2.5 miles)

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  • Average Low 2021–2026

    51.9 °F

  • Average 2021–2026

    60.4 °F

  • Average High 2021–2026

    68.8 °F
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