Rossmoor Weather Forecast

    • 68
    • 85

    Mostly Sunny

    • 68
    • 86

    Partly Sunny

    • 72
    • 90

    Mostly Sunny

    • 75
    • 95

    Partly Sunny

    • 73
    • 93

    Chance Thunderstorms

    • 71
    • 87

    Chance Thunderstorms

Today 22 Jul Central and Southeast Montgomery

Sunny. Highs in the mid 80s. Northeast Winds around 5 Mph.

Tonight 22 Jul Central and Southeast Montgomery

Mostly clear. Lows in the upper 60s. East Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Rossmoor Temperature Statistics

July Temperature

Gaithersburg - Montgomery County Airport (6.8 miles)

  • Lowest 4 July, 2025

    60.1 °F

  • Average July

    78.3 °F

  • Highest 8 July, 2025

    95 °F

Climate (2020–Present)

Gaithersburg - Montgomery County Airport (6.8 miles)

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  • Average Low 2020–2025

    46.4 °F

  • Average 2020–2025

    56.1 °F

  • Average High 2020–2025

    65.9 °F
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