Derwood Weather Forecast

    • 46
    • 65

    Chance Rain Showers

    • 41
    • 56

    Mostly Sunny

    • 39
    • 59

    Partly Sunny

    • 40
    • 59

    Mostly Sunny

    • 43
    • 62

    Mostly Sunny

    • 38
    • 60

    Mostly Sunny

Today 30 Oct Central and Southeast Montgomery

Partly sunny with a 40 percent chance of Showers. Highs in the mid 60s. Southwest Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 30 Oct Central and Southeast Montgomery

Partly cloudy with a slight chance of Showers in the Evening, then mostly clear after midnight. Lows in the mid 40s. West Winds 10 to 15 Mph. Gusts up to 30 Mph after midnight. Chance of rain 20 percent.

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Derwood Temperature Statistics

October Temperature

Gaithersburg - Montgomery County Airport (3.1 miles)

  • Lowest 25 October, 2025

    32 °F

  • Average October

    56.1 °F

  • Highest 6 October, 2025

    82 °F

Climate (2020–Present)

Gaithersburg - Montgomery County Airport (3.1 miles)

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  • Average Low 2020–2025

    46.3 °F

  • Average 2020–2025

    56 °F

  • Average High 2020–2025

    65.9 °F
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