Potomac River - Chicken Cock Creek Entrance Weather Forecast

    • 64
    • 89

    Chance Thunderstorms

    • 56
    • 69

    Rain Showers

    • 56
    • 63

    Rain Showers

    • 61
    • 68

    Rain Showers Likely

    • 64
    • 71

    Chance Rain Showers

    • 65
    • 77

    Rain Showers Likely

Today 20 May St. Marys

Sunny. A chance of Showers and Thunderstorms in the afternoon. Hot with Highs in the mid 90s. Southwest Winds 5 to 10 Mph. Chance of rain 40 percent.

Tonight 20 May St. Marys

Mostly cloudy with a chance of Showers. A chance of Thunderstorms, mainly in the evening. Lows in the lower 60s. North Winds 5 to 10 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Potomac River - Chicken Cock Creek Entrance Temperature Statistics

May Temperature

St. Inigoes, Webster Field, Naval Electronic Systems Engineering Activity (1.9 miles)

  • Lowest 11 May, 2026

    45 °F

  • Average May

    62 °F

  • Highest 17 May, 2026

    86 °F

Climate (2021–Present)

St. Inigoes, Webster Field, Naval Electronic Systems Engineering Activity (1.9 miles)

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  • Average Low 2021–2026

    52 °F

  • Average 2021–2026

    60.4 °F

  • Average High 2021–2026

    68.8 °F
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