Potomac River - Port Sunlight Beach Weather Forecast

    • 37
    • 46

    Rain

    • 37
    • 50

    Partly Sunny

    • 40
    • 58

    Mostly Sunny

    • 31
    • 50

    Snow Likely

    • 27
    • 34

    Snow Likely

    • 36
    • 41

    Rain Likely

    • 38
    • 51

    Chance Rain

Today 26 Feb St. Marys

Rain likely. Highs in the upper 40s. Northeast Winds 5 to 10 Mph. Chance of rain 70 percent.

Tonight 26 Feb St. Marys

Mostly cloudy. A slight chance of rain in the evening. Patchy fog. Lows in the mid 30s. Northeast Winds around 5 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Potomac River - Port Sunlight Beach Temperature Statistics

February Temperature

St Marys County Airport (11.8 miles)

  • Lowest 9 February, 2026

    11.7 °F

  • Average February

    34.4 °F

  • Highest 18 February, 2026

    58.5 °F

Climate (2021–Present)

St Marys County Airport (11.8 miles)

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  • Average Low 2021–2026

    49.3 °F

  • Average 2021–2026

    57.8 °F

  • Average High 2021–2026

    66.6 °F
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