Fair Lakes Weather Forecast

    • 59
    • 82

    Mostly Sunny

    • 63
    • 86

    Mostly Sunny

    • 70
    • 87

    Mostly Sunny

    • 67
    • 88

    Chance Thunderstorms

    • 64
    • 81

    Partly Sunny

    • 67
    • 82

    Chance Rain Showers

    • 66
    • 86

    Partly Sunny

Today 7 Sep Eastern Loudoun

Sunny. Highs in the lower 80s. North Winds around 5 Mph.

Tonight 7 Sep Eastern Loudoun

Mostly clear. Lows in the upper 50s. Northeast Winds around 5 Mph this Evening, becoming light and variable.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Fair Lakes Temperature Statistics

September Temperature

Washington/Dulles International Airport, DC (5.6 miles)

  • Lowest 5 September, 2026

    69.1 °F

  • Average September

    81.1 °F

  • Highest 1 September, 2026

    94.6 °F

Climate (2021–2026)

Washington/Dulles International Airport, DC (5.6 miles)

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  • Average Low 2021–2026

    47.6 °F

  • Average 2021–2026

    58.3 °F

  • Average High 2021–2026

    68.6 °F
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