Gaithersburg Weather Forecast

    • 38
    • 51

    Rain

    • 24
    • 43

    Partly Sunny

    • 37
    • 40

    Mostly Cloudy

    • 40
    • 59

    Mostly Cloudy

    • 34
    • 50

    Mostly Cloudy

    • 42
    • 49

    Chance Rain

Today 31 Jan Central and Southeast Montgomery

Rain. Patchy fog. Highs in the lower 50s. South Winds 10 to 15 Mph with Gusts up to 30 Mph. Chance of rain near 100 percent.

Tonight 31 Jan Central and Southeast Montgomery

Patchy fog in the evening. Rain, mainly in the evening. Lows in the upper 30s. Southwest Winds 5 to 10 Mph, becoming west after midnight. Chance of rain near 100 percent.

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Gaithersburg Temperature Statistics

January Temperature

Gaithersburg - Montgomery County Airport (2.5 miles)

  • Lowest 23 January, 2025

    1.9 °F

  • Average January

    27 °F

  • Highest 1 January, 2025

    46.9 °F

Climate (2020–Present)

Gaithersburg - Montgomery County Airport (2.5 miles)

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  • Average Low 2020–2025

    46.4 °F

  • Average 2020–2025

    56 °F

  • Average High 2020–2025

    65.8 °F
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