Potomac Weather Forecast

    • 63
    • 83

    Decreasing Clouds

    • 58
    • 86

    Rain Showers Likely

    • 55
    • 67

    Chance Rain Showers

    • 55
    • 64

    Chance Rain Showers

    • 45
    • 69

    Mostly Sunny

    • 43
    • 60

    Mostly Sunny

Today 1 Oct Central and Southeast Montgomery

Patchy fog in the morning. Partly sunny. Highs in the lower 80s. Southwest Winds around 5 Mph.

Tonight 1 Oct Central and Southeast Montgomery

Partly cloudy. Lows in the lower 60s. South Winds around 5 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Potomac Temperature Statistics

October Temperature

Gaithersburg - Montgomery County Airport (10.6 miles)

  • Lowest

    –

  • Average October

    –

  • Highest

    –

Climate (2021–2026)

Gaithersburg - Montgomery County Airport (10.6 miles)

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

  • Average Low 2021–2026

    46.2 °F

  • Average 2021–2026

    56 °F

  • Average High 2021–2026

    65.9 °F
Get WillyWeather+ to remove ads