Potomac River - Smith Creek Entrance Weather Forecast

    • 14
    • 25

    Decreasing Clouds

    • 15
    • 24

    Mostly Cloudy

    • 16
    • 23

    Snow Likely

    • 19
    • 26

    Slight Chance Snow

    • 23
    • 33

    Mostly Sunny

    • 24
    • 35

    Partly Sunny

    • 25
    • 34

    Partly Sunny

Today 29 Jan St. Marys

Mostly sunny. Highs in the mid 20s. Northwest Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 29 Jan St. Marys

Partly cloudy. Cold with Lows 6 to 12 above. Northwest Winds around 5 Mph.

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Potomac River - Smith Creek Entrance Temperature Statistics

January Temperature

St. Inigoes, Webster Field, Naval Electronic Systems Engineering Activity (2.5 miles)

  • Lowest 27 January, 2026

    19.9 °F

  • Average January

    38.2 °F

  • Highest 7 January, 2026

    64.9 °F

Climate (2021–Present)

St. Inigoes, Webster Field, Naval Electronic Systems Engineering Activity (2.5 miles)

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  • Average Low 2021–2026

    52 °F

  • Average 2021–2026

    60.4 °F

  • Average High 2021–2026

    68.9 °F
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