Potomac River - Nomini Bay Weather Forecast

    • 55
    • 74

    Chance Thunderstorms

    • 58
    • 74

    Partly Sunny

    • 59
    • 76

    Mostly Sunny

    • 64
    • 83

    Mostly Sunny

Today 31 May Westmoreland

Partly sunny with a chance of Showers in the Morning, then mostly cloudy with Showers likely with a chance of Thunderstorms in the afternoon. Breezy with Highs in the mid 70s. West Winds 15 to 20 Mph with Gusts up to 30 Mph. Chance of rain 70 percent.

Tonight 31 May Westmoreland

Mostly cloudy with a 50 percent chance of Showers. Breezy with Lows in the upper 50s. West Winds 15 to 20 Mph with Gusts up to 35 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Potomac River - Nomini Bay Temperature Statistics

May Temperature

St Marys County Airport (14.3 miles)

  • Lowest 10 May, 2025

    44.6 °F

  • Average May

    64.9 °F

  • Highest 16 May, 2025

    87.8 °F

Climate (2020–Present)

St Marys County Airport (14.3 miles)

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  • Average Low 2020–2025

    49.6 °F

  • Average 2020–2025

    58 °F

  • Average High 2020–2025

    66.7 °F
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