Fountainhead Regional Park Weather Forecast

    • 63
    • 67

    Rain Showers

    • 63
    • 77

    Rain Showers Likely

    • 64
    • 77

    Chance Thunderstorms

    • 64
    • 83

    Chance Thunderstorms

    • 57
    • 81

    Chance Rain Showers

    • 57
    • 78

    Chance Rain Showers

Today 24 May Fairfax

Cloudy. Highs in the upper 60s. East Winds around 5 Mph.

Tonight 24 May Fairfax

Mostly cloudy. Showers likely after midnight. Patchy fog after midnight. Lows in the lower 60s. Southeast Winds around 5 Mph. Chance of rain 70 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Fountainhead Regional Park Temperature Statistics

May Temperature

Fort Belvoir (7.5 miles)

  • Lowest 1 May, 2026

    37.4 °F

  • Average May

    63.6 °F

  • Highest 19 May, 2026

    96.6 °F

Climate (2021–Present)

Fort Belvoir (7.5 miles)

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  • Average Low 2021–2026

    47.7 °F

  • Average 2021–2026

    58 °F

  • Average High 2021–2026

    68.3 °F
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