Lake Fairfax Park Weather Forecast

    • 59
    • 67

    Chance Rain Showers

    • 58
    • 66

    Rain Showers

    • 47
    • 70

    Mostly Sunny

    • 44
    • 63

    Mostly Sunny

    • 48
    • 67

    Mostly Sunny

    • 52
    • 72

    Mostly Sunny

Today 3 Oct Central and Southeast Montgomery

Cloudy. Showers likely late this Morning, then a slight chance of Showers this afternoon. Cooler with Highs in the upper 60s. Northeast Winds around 5 Mph. Chance of rain 70 percent.

Tonight 3 Oct Central and Southeast Montgomery

Mostly cloudy. A slight chance of Showers in the Evening, then a chance of Showers after midnight. Lows in the upper 50s. East Winds around 5 Mph. Chance of rain 40 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Fairfax Park Temperature Statistics

October Temperature

Washington/Dulles International Airport, DC (6.8 miles)

  • Lowest 1 October, 2026

    62.1 °F

  • Average October

    72.8 °F

  • Highest 1 October, 2026

    84.9 °F

Climate (2021–2026)

Washington/Dulles International Airport, DC (6.8 miles)

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  • Average Low 2021–2026

    47.7 °F

  • Average 2021–2026

    58.3 °F

  • Average High 2021–2026

    68.6 °F
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