Potomac River - Fort Washington Light Weather Forecast

    • 64
    • 75

    Rain Showers

    • 65
    • 76

    Chance Rain Showers

    • 64
    • 80

    Rain Showers

    • 58
    • 79

    Mostly Sunny

    • 57
    • 76

    Mostly Sunny

    • 56
    • 73

    Partly Sunny

    • 55
    • 71

    Mostly Sunny

Today 25 May Prince Georges

Mostly cloudy with a chance of Showers and Thunderstorms. Highs in the mid 70s. Southeast Winds around 5 Mph. Chance of rain 50 percent.

Tonight 25 May Prince Georges

Mostly cloudy. A chance of Showers and Thunderstorms this Evening, then a chance of Showers after midnight. Patchy fog this evening. Patchy fog after midnight. Visibility one quarter mile or less at Times after midnight. Lows in the mid 60s. East Winds around 5 Mph this Evening, becoming light and variable. Chance of rain 50 percent.

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Potomac River - Fort Washington Light Temperature Statistics

May Temperature

Fort Belvoir (7.5 miles)

  • Lowest 1 May, 2026

    37.4 °F

  • Average May

    63.2 °F

  • Highest 19 May, 2026

    96.6 °F

Climate (2021–Present)

Fort Belvoir (7.5 miles)

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  • Average Low 2021–2026

    47.7 °F

  • Average 2021–2026

    58 °F

  • Average High 2021–2026

    68.3 °F
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