Potomac River - Kaywood Point Weather Forecast

    • 70
    • 86

    Sunny

    • 71
    • 87

    Mostly Sunny

    • 58
    • 86

    Rain Showers Likely

    • 56
    • 63

    Rain Showers Likely

    • 57
    • 61

    Rain Showers Likely

    • 62
    • 69

    Rain Showers Likely

    • 63
    • 72

    Rain Showers Likely

Today 18 May St. Marys

Sunny, hot with Highs in the lower 90s. South Winds around 10 Mph with Gusts up to 20 Mph.

Tonight 18 May St. Marys

Clear. Lows in the lower 70s. South Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Potomac River - Kaywood Point Temperature Statistics

May Temperature

St Marys County Airport (9.9 miles)

  • Lowest 1 May, 2026

    39.9 °F

  • Average May

    60.3 °F

  • Highest 16 May, 2026

    84 °F

Climate (2021–Present)

St Marys County Airport (9.9 miles)

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  • Average Low 2021–2026

    49.3 °F

  • Average 2021–2026

    57.9 °F

  • Average High 2021–2026

    66.7 °F
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