Lake Thoreau Weather Forecast

    • 67
    • 84

    Rain Showers

    • 67
    • 83

    Chance Rain Showers

    • 66
    • 83

    Mostly Sunny

    • 67
    • 86

    Partly Sunny

    • 70
    • 88

    Chance Rain Showers

    • 70
    • 87

    Rain Showers Likely

Today 28 Jul Eastern Loudoun

Mostly cloudy with a chance of Thunderstorms. A chance of Showers this Morning, then Showers this afternoon. Highs in the mid 80s. Southwest Winds 5 to 10 Mph with Gusts up to 20 Mph. Chance of rain 90 percent.

Tonight 28 Jul Eastern Loudoun

Partly cloudy with Showers and Thunderstorms likely in the Evening, then clear after midnight. Lows in the mid 60s. Northwest Winds 5 to 10 Mph. Chance of rain 70 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Thoreau Temperature Statistics

July Temperature

Washington/Dulles International Airport, DC (5.6 miles)

  • Lowest 24 July, 2026

    57.7 °F

  • Average July

    79.6 °F

  • Highest 4 July, 2026

    99.6 °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

    58.2 °F

  • Average High 2021–2026

    68.6 °F
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