Ashton-Sandy Spring Weather Forecast

    • 36
    • 46

    Rain

    • 28
    • 43

    Slight Chance Rain/Snow

    • 29
    • 43

    Mostly Sunny

    • 39
    • 48

    Partly Sunny

    • 29
    • 50

    Mostly Cloudy

    • 20
    • 36

    Chance Rain

Today 10 Jan Central and Southeast Montgomery

Rain. Highs in the upper 40s. East Winds 5 to 10 Mph with Gusts up to 20 Mph. Chance of rain near 100 percent.

Tonight 10 Jan Central and Southeast Montgomery

Mostly cloudy. A chance of Rain, mainly in the evening. Lows in the mid 30s. Northwest Winds around 5 Mph, increasing to 10 to 15 Mph with Gusts up to 25 Mph after midnight. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Ashton-Sandy Spring Temperature Statistics

January Temperature

Gaithersburg - Montgomery County Airport (8.7 miles)

  • Lowest 1 January, 2026

    19.9 °F

  • Average January

    33.7 °F

  • Highest 7 January, 2026

    57.9 °F

Climate (2021–Present)

Gaithersburg - Montgomery County Airport (8.7 miles)

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  • Average Low 2021–2026

    46.3 °F

  • Average 2021–2026

    56 °F

  • Average High 2021–2026

    65.9 °F
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