Potomac River - Whites Neck Point Weather Forecast

    • 63
    • 65

    Chance Rain Showers

    • 49
    • 70

    Rain Showers Likely

    • 53
    • 68

    Slight Chance Rain Showers

    • 59
    • 73

    Chance Rain Showers

    • 50
    • 75

    Rain Showers Likely

    • 38
    • 57

    Chance Rain Showers

Today 7 Mar St. Marys

Mostly cloudy in the Morning, then becoming mostly sunny. Widespread dense fog in the morning. A 20 percent chance of Showers. Visibility one quarter mile or less at Times in the morning. Highs in the upper 60s. Except in the lower 60s near the bay. South Winds 5 to 10 Mph.

Tonight 7 Mar St. Marys

Partly cloudy with a slight chance of Showers in the Evening, then mostly cloudy with a chance of Showers after midnight. Lows in the lower 60s. Southwest Winds 10 to 15 Mph. Chance of rain 40 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Potomac River - Whites Neck Point Temperature Statistics

March Temperature

St Marys County Airport (14.3 miles)

  • Lowest 2 March, 2026

    31.5 °F

  • Average March

    41.1 °F

  • Highest 4 March, 2026

    59.4 °F

Climate (2021–Present)

St Marys County Airport (14.3 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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