Unity Weather Forecast

    • 65
    • 79

    Slight Chance Rain Showers

    • 68
    • 81

    Rain Showers

    • 66
    • 83

    Partly Sunny

    • 59
    • 79

    Partly Sunny

    • 63
    • 80

    Mostly Sunny

    • 65
    • 84

    Slight Chance Rain Showers

Today 11 Sep Northwest Montgomery

Mostly cloudy. Highs in the upper 70s. Northeast Winds around 5 Mph.

Tonight 11 Sep Northwest Montgomery

Partly cloudy in the Evening, then becoming mostly cloudy. Lows in the mid 60s. East Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Unity Temperature Statistics

September Temperature

Gaithersburg - Montgomery County Airport (6.2 miles)

  • Lowest 8 September, 2026

    55.4 °F

  • Average September

    74.4 °F

  • Highest 1 September, 2026

    93.9 °F

Climate (2021–2026)

Gaithersburg - Montgomery County Airport (6.2 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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