Prince Frederick Weather Forecast

    • 59
    • 81

    Mostly Sunny

    • 61
    • 83

    Partly Sunny

    • 61
    • 81

    Partly Sunny

    • 60
    • 80

    Mostly Cloudy

    • 60
    • 78

    Slight Chance Rain Showers

    • 60
    • 79

    Slight Chance Thunderstorms

Today 13 Sep St. Marys

Sunny. Highs in the upper 70s. North Winds around 5 Mph, becoming southeast in the afternoon.

Tonight 13 Sep St. Marys

Clear. Lows in the upper 50s. East Winds around 5 Mph.

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Prince Frederick Temperature Statistics

September Temperature

St Marys County Airport (15.5 miles)

  • Lowest 3 September, 2025

    53.2 °F

  • Average September

    68.7 °F

  • Highest 4 September, 2025

    86.9 °F

Climate (2020–Present)

St Marys County Airport (15.5 miles)

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  • Average Low 2020–2025

    49.6 °F

  • Average 2020–2025

    58.1 °F

  • Average High 2020–2025

    66.7 °F
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