Darnestown Weather Forecast

    • 50
    • 76

    Rain Showers

    • 40
    • 63

    Mostly Sunny

    • 47
    • 68

    Slight Chance Rain Showers

    • 41
    • 62

    Mostly Sunny

    • 39
    • 59

    Partly Sunny

    • 43
    • 61

    Partly Sunny

Today 19 Oct Central and Southeast Montgomery

Partly sunny. Highs in the mid 70s. South Winds 15 to 20 Mph. Gusts up to 35 Mph in the afternoon.

Tonight 19 Oct Central and Southeast Montgomery

Showers with a slight chance of Thunderstorms. Lows around 50. South Winds 10 to 15 Mph, becoming southwest after midnight. Gusts up to 30 Mph. Chance of rain near 100 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Darnestown Temperature Statistics

October Temperature

Gaithersburg - Montgomery County Airport (8.1 miles)

  • Lowest 10 October, 2025

    39 °F
  • Average October

    59.7 °F
  • Highest 6 October, 2025

    82 °F

Climate (2020–Present)

Gaithersburg - Montgomery County Airport (8.1 miles)

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  • Average Low 2020–2025

    46.4 °F
  • Average 2020–2025

    56.1 °F
  • Average High 2020–2025

    66 °F
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