Potomac River - Loretta Landing Weather Forecast

    • 36
    • 47

    Mostly Sunny

    • 41
    • 48

    Increasing Clouds

    • 33
    • 49

    Rain Likely

    • 25
    • 39

    Chance Rain

    • 33
    • 37

    Mostly Sunny

    • 31
    • 44

    Partly Sunny

    • 23
    • 37

    Chance Snow

Today 12 Jan St. Marys

Sunny. Highs in the mid 40s. Southwest Winds 5 to 10 Mph.

Tonight 12 Jan St. Marys

Mostly clear. Lows in the lower 30s. Southwest Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Potomac River - Loretta Landing Temperature Statistics

January Temperature

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

  • Lowest 1 January, 2026

    26.1 °F

  • Average January

    40.3 °F

  • Highest 7 January, 2026

    64.9 °F

Climate (2021–Present)

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

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  • Average Low 2021–2026

    51.9 °F

  • Average 2021–2026

    60.4 °F

  • Average High 2021–2026

    68.9 °F
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