Potomac River - Loretta Landing Weather Forecast

    • 74
    • 80

    Slight Chance Rain Showers

    • 75
    • 83

    Rain Showers Likely

    • 76
    • 84

    Chance Thunderstorms

    • 72
    • 82

    Mostly Sunny

    • 72
    • 79

    Mostly Sunny

    • 73
    • 82

    Mostly Sunny

Today 11 Sep St. Marys

Mostly cloudy. A chance of Showers in the morning. Highs in the lower 80s. North Winds 5 to 10 Mph. Chance of rain 40 percent.

Tonight 11 Sep St. Marys

Mostly cloudy. A slight chance of Showers after midnight. Lows in the upper 60s. East Winds around 5 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Potomac River - Loretta Landing Temperature Statistics

September Temperature

St. Inigoes, Webster Field, Naval Electronic Systems Engineering Activity (7.5 miles)

  • Lowest 7 September, 2026

    64.9 °F

  • Average September

    77.5 °F

  • Highest 1 September, 2026

    91.9 °F

Climate (2021–2026)

St. Inigoes, Webster Field, Naval Electronic Systems Engineering Activity (7.5 miles)

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  • Average Low 2021–2026

    51.8 °F

  • Average 2021–2026

    60.3 °F

  • Average High 2021–2026

    68.7 °F
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