The Grotto Weather Forecast

    • 59
    • 63

    Rain Showers

    • 64
    • 80

    Chance Rain Showers

    • 60
    • 77

    Rain Showers Likely

    • 53
    • 75

    Chance Rain Showers

    • 57
    • 75

    Partly Sunny

    • 59
    • 80

    Mostly Sunny

Today 28 May District of Columbia

Showers in the Morning, then Showers with isolated Thunderstorms in the afternoon. Locally heavy rainfall possible in the morning. Highs in the lower 60s. East Winds 5 to 10 Mph with Gusts up to 25 Mph. Chance of rain near 100 percent.

Tonight 28 May District of Columbia

Cloudy. Numerous Showers in the evening. Patchy fog. Lows in the upper 50s. East Winds 5 to 10 Mph, becoming north after midnight. Chance of rain 60 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

The Grotto Temperature Statistics

May Temperature

Washington/Reagan National Airport, DC (3.1 miles)

  • Lowest 10 May, 2025

    49.6 °F

  • Average May

    68 °F

  • Highest 16 May, 2025

    87.7 °F

Climate (2020–Present)

Washington/Reagan National Airport, DC (3.1 miles)

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  • Average Low 2020–2025

    52.7 °F

  • Average 2020–2025

    60.5 °F

  • Average High 2020–2025

    69.2 °F
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