Monticello Park Weather Forecast

    • 73
    • 91

    Thunderstorms Likely

    • 75
    • 89

    Thunderstorms Likely

    • 70
    • 90

    Rain Showers

    • 69
    • 86

    Mostly Sunny

    • 69
    • 89

    Mostly Sunny

    • 68
    • 89

    Mostly Sunny

Today 29 Jun Arlington/Falls Church/Alexandria

Mostly sunny. Patchy fog in the morning. Showers and Thunderstorms likely in the afternoon. Highs in the lower 90s. Northwest Winds around 5 Mph. Chance of rain 60 percent.

Tonight 29 Jun Arlington/Falls Church/Alexandria

Mostly cloudy with Showers likely with a chance of Thunderstorms in the Evening, then partly cloudy with a chance of Showers with a slight chance of Thunderstorms after midnight. Lows in the mid 70s. Southwest Winds around 5 Mph in the Evening, becoming light and variable. Chance of rain 60 percent.

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Monticello Park Temperature Statistics

June Temperature

Fort Belvoir (8.1 miles)

  • Lowest 1 June, 2025

    42.4 °F
  • Average June

    75.6 °F
  • Highest 24 June, 2025

    99.7 °F

Climate (2020–Present)

Fort Belvoir (8.1 miles)

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  • Average Low 2020–2025

    48 °F
  • Average 2020–2025

    58.1 °F
  • Average High 2020–2025

    68.4 °F
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