Lahey Lost Valley Park Weather Forecast

    • 66
    • 85

    Rain Showers

    • 69
    • 87

    Chance Thunderstorms

    • 67
    • 83

    Rain Showers

    • 66
    • 83

    Chance Rain Showers

    • 66
    • 84

    Mostly Sunny

    • 69
    • 86

    Partly Sunny

    • 70
    • 88

    Chance Rain Showers

Today 26 Jul Central and Southeast Montgomery

Mostly sunny with scattered Showers with isolated Thunderstorms. Highs in the mid 80s. Southeast Winds around 5 Mph. Chance of rain 30 percent.

Tonight 26 Jul Central and Southeast Montgomery

Partly cloudy in the Evening, then clearing. Scattered Showers with isolated Thunderstorms. Lows in the mid 60s. Southeast Winds around 5 Mph, becoming southwest after midnight. Chance of rain 40 percent.

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  • Temperature Real-Time

Lahey Lost Valley Park Temperature Statistics

July Temperature

Washington/Dulles International Airport, DC (8.7 miles)

  • Lowest 24 July, 2026

    57 °F

  • Average July

    80.2 °F

  • Highest 4 July, 2026

    99.6 °F

Climate (2021–2026)

Washington/Dulles International Airport, DC (8.7 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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