Potomac River - Potter Creek Entrance Weather Forecast

    • 43
    • 56

    Decreasing Clouds

    • 51
    • 56

    Rain Showers

    • 34
    • 65

    Rain Showers

    • 28
    • 43

    Mostly Sunny

    • 35
    • 42

    Partly Sunny

    • 40
    • 51

    Mostly Sunny

Today 14 Mar St. Marys

Partly sunny. Highs in the upper 50s. Northwest Winds 10 to 15 Mph.

Tonight 14 Mar St. Marys

Partly cloudy. Lows in the lower 40s. North Winds around 5 Mph, becoming east after midnight.

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Potomac River - Potter Creek Entrance Temperature Statistics

March Temperature

St. Inigoes, Webster Field, Naval Electronic Systems Engineering Activity (5.6 miles)

  • Lowest 2 March, 2026

    33.1 °F

  • Average March

    53.8 °F

  • Highest 11 March, 2026

    82 °F

Climate (2021–Present)

St. Inigoes, Webster Field, Naval Electronic Systems Engineering Activity (5.6 miles)

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  • Average Low 2021–2026

    52 °F

  • Average 2021–2026

    60.5 °F

  • Average High 2021–2026

    68.9 °F
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