Courthouse Weather Forecast

    • 48
    • 63

    Becoming Sunny

    • 54
    • 70

    Mostly Sunny

    • 54
    • 73

    Rain Showers

    • 51
    • 69

    Mostly Sunny

    • 56
    • 73

    Partly Sunny

    • 62
    • 83

    Mostly Sunny

Today 11 May Arlington/Falls Church/Alexandria

Mostly cloudy. Showers likely late this Morning, then a chance of Showers this afternoon. Highs in the lower 60s. North Winds 5 to 10 Mph. Chance of rain 60 percent.

Tonight 11 May Arlington/Falls Church/Alexandria

Partly cloudy in the Evening, then becoming mostly clear. Lows in the upper 40s. Southwest Winds around 5 Mph, becoming northwest around 5 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Courthouse Temperature Statistics

May Temperature

Washington/Reagan National Airport, DC (3.7 miles)

  • Lowest 1 May, 2026

    44.7 °F

  • Average May

    61.9 °F

  • Highest 5 May, 2026

    86.6 °F

Climate (2021–Present)

Washington/Reagan National Airport, DC (3.7 miles)

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  • Average Low 2021–2026

    52.4 °F

  • Average 2021–2026

    60.4 °F

  • Average High 2021–2026

    69.2 °F
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