Potomac River - Fort Washington Light Weather Forecast

    • 72
    • 89

    Rain Showers

    • 70
    • 85

    Rain Showers Likely

    • 70
    • 82

    Chance Thunderstorms

    • 71
    • 87

    Chance Thunderstorms

    • 71
    • 90

    Chance Thunderstorms

    • 69
    • 85

    Chance Thunderstorms

    • 68
    • 85

    Slight Chance Thunderstorms

Today 6 Jul Prince Georges

Numerous Showers and Thunderstorms. Some Thunderstorms may produce frequent lightning and heavy rainfall. Highs in the upper 80s. Northeast Winds around 5 Mph. Chance of rain 60 percent.

Tonight 6 Jul Prince Georges

Numerous Showers. Numerous Thunderstorms, mainly this evening. Patchy fog after midnight. Some Thunderstorms may produce frequent lightning and heavy rainfall this evening. Some Thunderstorms may produce frequent lightning and heavy rainfall after midnight. Lows in the lower 70s. Northeast Winds around 5 Mph. Chance of rain 70 percent.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Potomac River - Fort Washington Light Temperature Statistics

July Temperature

Fort Belvoir (7.5 miles)

  • Lowest 1 July, 2026

    72.3 °F

  • Average July

    87.2 °F

  • Highest 4 July, 2026

    101.3 °F

Climate (2021–2026)

Fort Belvoir (7.5 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    47.7 °F

  • Average 2021–2026

    58.1 °F

  • Average High 2021–2026

    68.3 °F
Get WillyWeather+ to remove ads