Potomac River - Deep Point Weather Forecast

    • 73
    • 94

    Rain Showers

    • 72
    • 85

    Mostly Sunny

    • 72
    • 89

    Rain Showers

    • 68
    • 80

    Chance Rain Showers

    • 67
    • 77

    Chance Rain Showers

    • 72
    • 83

    Slight Chance Thunderstorms

Today 12 Jun St. Marys

Showers with Thunderstorms likely. Some Thunderstorms may be severe. Hot with Highs in the upper 90s. West Winds 5 to 10 Mph. Chance of rain 80 percent.

Tonight 12 Jun St. Marys

Mostly cloudy. Showers with Thunderstorms likely in the evening. Some Thunderstorms may be severe. Lows around 70. West Winds 5 to 10 Mph, becoming northwest after midnight. Chance of rain 80 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Potomac River - Deep Point Temperature Statistics

June Temperature

St. Inigoes, Webster Field, Naval Electronic Systems Engineering Activity (4.3 miles)

  • Lowest 3 June, 2026

    54 °F

  • Average June

    73.1 °F

  • Highest 6 June, 2026

    91 °F

Climate (2021–Present)

St. Inigoes, Webster Field, Naval Electronic Systems Engineering Activity (4.3 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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