Potomac River - Alexandria Weather Forecast

    • 51
    • 62

    Rain Showers

    • 55
    • 63

    Rain Showers

    • 61
    • 75

    Chance Rain Showers

    • 63
    • 71

    Rain Showers Likely

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    • 74

    Chance Rain Showers

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    • 81

    Chance Rain Showers

Today 22 May Arlington/Falls Church/Alexandria

Showers likely in the Morning, then Showers in the afternoon. Highs in the upper 50s. Northeast Winds 5 to 10 Mph. Chance of rain 90 percent.

Tonight 22 May Arlington/Falls Church/Alexandria

Showers. Lows in the lower 50s. Northeast Winds around 10 Mph. Chance of rain near 100 percent.

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Potomac River - Alexandria Temperature Statistics

May Temperature

Washington/Reagan National Airport, DC (2.5 miles)

  • Lowest 1 May, 2026

    44.7 °F

  • Average May

    65.5 °F

  • Highest 19 May, 2026

    95 °F

Climate (2021–Present)

Washington/Reagan National Airport, DC (2.5 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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