Seneca Weather Forecast

    • 48
    • 79

    Mostly Sunny

    • 51
    • 74

    Partly Sunny

    • 59
    • 73

    Rain Showers Likely

    • 62
    • 67

    Rain Showers

    • 60
    • 73

    Partly Sunny

    • 56
    • 77

    Partly Sunny

    • 51
    • 67

    Mostly Sunny

Today 8 Oct Northwest Montgomery

Sunny. Highs in the upper 70s. Northwest Winds around 10 Mph with Gusts up to 20 Mph.

Tonight 8 Oct Northwest Montgomery

Mostly clear. Lows in the upper 40s. Northwest Winds around 5 Mph with Gusts up to 20 Mph in the Evening, becoming light and variable.

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Seneca Temperature Statistics

October Temperature

Gaithersburg - Montgomery County Airport (11.2 miles)

  • Lowest 6 October, 2026

    39.9 °F

  • Average October

    63.2 °F

  • Highest 2 October, 2026

    88 °F

Climate (2021–2026)

Gaithersburg - Montgomery County Airport (11.2 miles)

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  • Average Low 2021–2026

    46.2 °F

  • Average 2021–2026

    56 °F

  • Average High 2021–2026

    65.9 °F
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