Idylwood Weather Forecast

    • 72
    • 88

    Mostly Sunny

    • 68
    • 88

    Rain Showers

    • 64
    • 82

    Slight Chance Rain Showers

    • 68
    • 82

    Chance Rain Showers

    • 68
    • 86

    Slight Chance Thunderstorms

    • 66
    • 86

    Slight Chance Thunderstorms

Today 9 Sep Arlington/Falls Church/Alexandria

Mostly sunny. Highs in the upper 80s. South Winds 5 to 10 Mph.

Tonight 9 Sep Arlington/Falls Church/Alexandria

Mostly clear. Lows in the lower 70s. South Winds around 10 Mph with Gusts up to 20 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Idylwood Temperature Statistics

September Temperature

Washington/Reagan National Airport, DC (9.9 miles)

  • Lowest 6 September, 2026

    66 °F

  • Average September

    81.5 °F

  • Highest 1 September, 2026

    98.7 °F

Climate (2021–2026)

Washington/Reagan National Airport, DC (9.9 miles)

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  • Average Low 2021–2026

    52.4 °F

  • Average 2021–2026

    60.5 °F

  • Average High 2021–2026

    69.3 °F
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