Gaithersburg Weather Forecast

    • 66
    • 87

    Partly Sunny

    • 61
    • 92

    Chance Thunderstorms

    • 59
    • 78

    Partly Sunny

    • 60
    • 80

    Slight Chance Rain Showers

    • 65
    • 84

    Partly Sunny

    • 67
    • 92

    Chance Thunderstorms

    • 62
    • 84

    Chance Rain Showers

Today 13 Jun Central and Southeast Montgomery

Sunny. Highs in the upper 80s. West Winds around 5 Mph.

Tonight 13 Jun Central and Southeast Montgomery

Partly cloudy. Lows in the upper 60s. West Winds around 5 Mph, becoming south after midnight.

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  • Temperature Real-Time

Gaithersburg Temperature Statistics

June Temperature

Gaithersburg - Montgomery County Airport (2.5 miles)

  • Lowest 2 June, 2026

    48.2 °F

  • Average June

    71.1 °F

  • Highest 11 June, 2026

    95 °F

Climate (2021–Present)

Gaithersburg - Montgomery County Airport (2.5 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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