Potomac River - Rowley Bay Entrance Weather Forecast

    • 47
    • 55

    Increasing Clouds

    • 53
    • 68

    Chance Rain

    • 36
    • 66

    Rain Likely

    • 36
    • 48

    Mostly Sunny

    • 43
    • 54

    Mostly Sunny

    • 49
    • 63

    Partly Sunny

Today 25 Mar St. Marys

Mostly sunny. Highs in the upper 50s. South Winds 5 to 10 Mph.

Tonight 25 Mar St. Marys

Mostly cloudy. Lows in the upper 40s. South Winds 5 to 10 Mph.

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Potomac River - Rowley Bay Entrance Temperature Statistics

March Temperature

St. Inigoes, Webster Field, Naval Electronic Systems Engineering Activity (3.7 miles)

  • Lowest 18 March, 2026

    28.9 °F

  • Average March

    51.7 °F

  • Highest 11 March, 2026

    82 °F

Climate (2021–Present)

St. Inigoes, Webster Field, Naval Electronic Systems Engineering Activity (3.7 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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