Potomac River - Saint Catherine Island Weather Forecast

    • 53
    • 60

    Chance Rain Showers

    • 47
    • 64

    Chance Rain Showers

    • 47
    • 57

    Mostly Cloudy

    • 46
    • 60

    Mostly Sunny

    • 56
    • 65

    Mostly Cloudy

    • 47
    • 66

    Chance Rain Showers

Today 19 Apr St. Marys

Mostly cloudy. A slight chance of Showers in the afternoon. Highs in the lower 60s. East Winds 5 to 10 Mph, becoming southeast in the afternoon. Chance of rain 20 percent.

Tonight 19 Apr St. Marys

Mostly cloudy. Lows in the upper 40s. East Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Potomac River - Saint Catherine Island Temperature Statistics

April Temperature

St Marys County Airport (14.3 miles)

  • Lowest 4 April, 2024

    37.4 °F

  • Average April

    56.2 °F

  • Highest 15 April, 2024

    86 °F

Climate (2019–Present)

St Marys County Airport (14.3 miles)

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  • Average Low 2019–2024

    49.8 °F

  • Average 2019–2024

    58.2 °F

  • Average High 2019–2024

    67 °F
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